| 8-K | Item 2.02 — Results of Operations and Financial Condition; Item 9.01 — Financial Statements and Exhibits | Aug 20, 8:00 PM ET |
| 8-K | Item 7.01 — Regulation FD Disclosure; Item 9.01 — Financial Statements and Exhibits | Aug 20, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 20, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 3.02 — Unregistered Sales of Equity Securities; Item 7.01 — Regulation FD Disclosure; Item 9.01 — Financial Statements and Exhibits | Aug 20, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 20, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 20, 8:00 PM ET |
| 8-K | Item 8.01 — Other Events; Item 9.01 — Financial Statements and Exhibits | Aug 20, 8:00 PM ET |
| 8-K | Item 5.02 — Departure/Election of Directors or Officers; Compensatory Arrangements; Item 7.01 — Regulation FD Disclosure; Item 8.01 — Other Events; Item 9.01 — Financial Statements and Exhibits | Aug 20, 8:00 PM ET |
| S-3 | Shelf registration statement for future securities offerings. | Aug 20, 8:00 PM ET |
| S-1 | Registration statement for a proposed securities offering. | Aug 20, 8:00 PM ET |
| S-3 | Shelf registration statement for future securities offerings. | Aug 20, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 3.02 — Unregistered Sales of Equity Securities; Item 5.03 — Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year; Item 7.01 — Regulation FD Disclosure; Item 9.01 — Financial Statements and Exhibits | Aug 20, 8:00 PM ET |
| 10-K | Annual report — audited financial statements and risk factor updates. | Aug 20, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 1.02 — Termination of a Material Definitive Agreement; Item 9.01 — Financial Statements and Exhibits | Aug 20, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 2.03 — Creation of a Direct Financial Obligation | Aug 20, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 20, 8:00 PM ET |
| 8-K | Item 3.01 — Notice of Delisting or Failure to Satisfy a Continued Listing Rule; Item 7.01 — Regulation FD Disclosure; Item 9.01 — Financial Statements and Exhibits | Aug 20, 8:00 PM ET |
| 8-K | Item 5.02 — Departure/Election of Directors or Officers; Compensatory Arrangements; Item 7.01 — Regulation FD Disclosure; Item 9.01 — Financial Statements and Exhibits | Aug 20, 8:00 PM ET |
| S-3 | Shelf registration statement for future securities offerings. | Aug 20, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 19, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 19, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 19, 8:00 PM ET |
| 8-K | Item 8.01 — Other Events; Item 9.01 — Financial Statements and Exhibits | Aug 19, 8:00 PM ET |
| 8-K | Item 2.02 — Results of Operations and Financial Condition; Item 9.01 — Financial Statements and Exhibits | Aug 19, 8:00 PM ET |
| 8-K | Item 2.02 — Results of Operations and Financial Condition; Item 9.01 — Financial Statements and Exhibits | Aug 19, 8:00 PM ET |
| 8-K | Item 5.07 — Submission of Matters to a Vote of Security Holders | Aug 19, 8:00 PM ET |
| 8-K | Item 7.01 — Regulation FD Disclosure; Item 9.01 — Financial Statements and Exhibits | Aug 19, 8:00 PM ET |
| 8-K | Item 8.01 — Other Events; Item 9.01 — Financial Statements and Exhibits | Aug 19, 8:00 PM ET |
| 8-K | Item 8.01 — Other Events; Item 9.01 — Financial Statements and Exhibits | Aug 19, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 1.02 — Termination of a Material Definitive Agreement; Item 2.03 — Creation of a Direct Financial Obligation; Item 3.02 — Unregistered Sales of Equity Securities; Item 8.01 — Other Events; Item 9.01 — Financial Statements and Exhibits | Aug 19, 8:00 PM ET |
| 10-K | Annual report — audited financial statements and risk factor updates. | Aug 19, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 2.01 — Completion of Acquisition or Disposition of Assets; Item 3.02 — Unregistered Sales of Equity Securities; Item 3.03 — Material Modification to Rights of Security Holders; Item 5.02 — Departure/Election of Directors or Officers; Compensatory Arrangements; Item 5.03 — Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year; Item 7.01 — Regulation FD Disclosure; Item 9.01 — Financial Statements and Exhibits | Aug 19, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 19, 8:00 PM ET |
| 8-K | Item 7.01 — Regulation FD Disclosure; Item 9.01 — Financial Statements and Exhibits | Aug 19, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 19, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 19, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 19, 8:00 PM ET |
| 8-K | Item 5.02 — Departure/Election of Directors or Officers; Compensatory Arrangements | Aug 19, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 19, 8:00 PM ET |
| 8-K | Item 5.02 — Departure/Election of Directors or Officers; Compensatory Arrangements; Item 9.01 — Financial Statements and Exhibits | Aug 19, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 19, 8:00 PM ET |
| S-1 | Registration statement for a proposed securities offering. | Aug 18, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 3.02 — Unregistered Sales of Equity Securities; Item 8.01 — Other Events; Item 9.01 — Financial Statements and Exhibits | Aug 18, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 18, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 18, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 18, 8:00 PM ET |
| 10-K | Annual report — audited financial statements and risk factor updates. | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 10-K | Annual report — audited financial statements and risk factor updates. | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 8-K | Item 8.01 — Other Events; Item 9.01 — Financial Statements and Exhibits | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 8-K | Item 8.01 — Other Events; Item 9.01 — Financial Statements and Exhibits | Aug 18, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 18, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 18, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 2.03 — Creation of a Direct Financial Obligation; Item 9.01 — Financial Statements and Exhibits | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 10-K | Annual report — audited financial statements and risk factor updates. | Aug 18, 8:00 PM ET |
| 8-K | Item 1.04 — Mine Safety, Shutdowns and Patterns of Violations | Aug 18, 8:00 PM ET |
| 10-K | Annual report — audited financial statements and risk factor updates. | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 8-K | Item 9.01 — Financial Statements and Exhibits | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 18, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 18, 8:00 PM ET |
| 8-K | Item 7.01 — Regulation FD Disclosure; Item 9.01 — Financial Statements and Exhibits | Aug 18, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 17, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 17, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 17, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 17, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 8.01 — Other Events; Item 9.01 — Financial Statements and Exhibits | Aug 17, 8:00 PM ET |
| 8-K | Item 7.01 — Regulation FD Disclosure; Item 9.01 — Financial Statements and Exhibits | Aug 17, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 3.02 — Unregistered Sales of Equity Securities; Item 9.01 — Financial Statements and Exhibits | Aug 17, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 17, 8:00 PM ET |
| 8-K | Item 9.01 — Financial Statements and Exhibits | Aug 17, 8:00 PM ET |
| 8-K | Item 5.02 — Departure/Election of Directors or Officers; Compensatory Arrangements; Item 8.01 — Other Events | Aug 17, 8:00 PM ET |
| DEF 14A | Definitive proxy statement for the annual shareholder meeting. | Aug 17, 8:00 PM ET |
| S-3 | Shelf registration statement for future securities offerings. | Aug 17, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 17, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 8.01 — Other Events; Item 9.01 — Financial Statements and Exhibits | Aug 17, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 2.03 — Creation of a Direct Financial Obligation; Item 9.01 — Financial Statements and Exhibits | Aug 17, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 17, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 1.02 — Termination of a Material Definitive Agreement; Item 2.03 — Creation of a Direct Financial Obligation; Item 7.01 — Regulation FD Disclosure; Item 9.01 — Financial Statements and Exhibits | Aug 17, 8:00 PM ET |
| 8-K | Item 8.01 — Other Events; Item 9.01 — Financial Statements and Exhibits | Aug 17, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 9.01 — Financial Statements and Exhibits | Aug 17, 8:00 PM ET |
| 8-K | Item 2.02 — Results of Operations and Financial Condition; Item 9.01 — Financial Statements and Exhibits | Aug 17, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 1.02 — Termination of a Material Definitive Agreement; Item 2.03 — Creation of a Direct Financial Obligation; Item 9.01 — Financial Statements and Exhibits | Aug 17, 8:00 PM ET |
| 10-K | Annual report — audited financial statements and risk factor updates. | Aug 17, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 17, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 5.02 — Departure/Election of Directors or Officers; Compensatory Arrangements; Item 7.01 — Regulation FD Disclosure; Item 9.01 — Financial Statements and Exhibits | Aug 17, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 17, 8:00 PM ET |
| 8-K | Item 1.01 — Entry into a Material Definitive Agreement; Item 3.02 — Unregistered Sales of Equity Securities; Item 8.01 — Other Events; Item 9.01 — Financial Statements and Exhibits | Aug 17, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 17, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 17, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 17, 8:00 PM ET |
| 10-K | Annual report — audited financial statements and risk factor updates. | Aug 17, 8:00 PM ET |
| 10-Q | Quarterly report — unaudited financial statements for the period. | Aug 17, 8:00 PM ET |
| 6-K | Report of a foreign private issuer furnished under Exchange Act rules. | Aug 17, 8:00 PM ET |