| 2026-08-06 | 10-Q | Security registered under Section 12(b) | Preferred Stock Purchase Rights · NYSE |
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| 2026-05-07 | 10-Q | Security registered under Section 12(b) | Preferred Stock Purchase Rights · NYSE |
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| 2026-03-05 | 10-K | Security registered under Section 12(b) | Preferred Stock Purchase Rights · NYSE |
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| 2026-03-05 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.001 par value · SD · NYSE |
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| 2025-11-06 | 10-Q | Security registered under Section 12(b) | Preferred Stock Purchase Rights · NYSE |
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| 2025-03-11 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.001 par value · SD · NYSE |
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| 2024-08-08 | 10-Q | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2024-05-08 | 10-Q | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2024-03-07 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.001 par value · SD · NYSE |
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| 2023-11-07 | 10-Q | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2023-08-03 | 10-Q | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2023-05-05 | 10-Q | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2023-03-15 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.001 par value · SD · NYSE |
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| 2022-11-03 | 10-Q | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2022-11-03 | 10-Q | Smaller reporting company | Yes |
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| 2022-08-04 | 10-Q | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2022-08-04 | 10-Q | Smaller reporting company | Yes |
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| 2022-07-15 | 10-K/A | Smaller reporting company | Yes |
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| 2022-05-05 | 10-Q | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2022-05-05 | 10-Q | Smaller reporting company | Yes |
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| 2022-03-10 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.001 par value · SD · NYSE |
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| 2022-03-10 | 10-K | Smaller reporting company | Yes |
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| 2021-11-10 | 10-Q | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2021-11-10 | 10-Q | Smaller reporting company | Yes |
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| 2021-08-11 | 10-Q | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2021-08-11 | 10-Q | Smaller reporting company | Yes |
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| 2021-05-12 | 10-Q | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2021-05-12 | 10-Q | Smaller reporting company | Yes |
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| 2021-03-04 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.001 par value · SD · NYSE |
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| 2021-03-04 | 10-K | Smaller reporting company | Yes |
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| 2020-11-05 | 10-Q | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2020-11-05 | 10-Q | Smaller reporting company | Yes |
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| 2020-08-07 | 10-Q | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2020-08-07 | 10-Q | Smaller reporting company | Yes |
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| 2020-06-02 | 10-Q/A | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2020-05-19 | 10-Q | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2020-02-27 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.001 par value · SD · NYSE |
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| 2019-11-12 | 10-Q | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2019-08-08 | 10-Q | Stock registered under Section 12(b) | Common Stock, $.001 par value · SD · NYSE |
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| 2018-02-22 | 10-K | Well-known seasoned issuer | Yes |
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| 2017-03-03 | 10-K | Well-known seasoned issuer | Yes |
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| 2016-03-30 | 10-K | Well-known seasoned issuer | Yes |
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| 2015-02-27 | 10-K | Well-known seasoned issuer | Yes |
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| 2015-01-08 | 10-K/A | Well-known seasoned issuer | Yes |
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| 2014-02-28 | 10-K | Well-known seasoned issuer | Yes |
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| 2013-03-01 | 10-K | Well-known seasoned issuer | Yes |
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| 2012-02-27 | 10-K | Well-known seasoned issuer | Yes |
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| 2011-02-28 | 10-K | Well-known seasoned issuer | Yes |
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| 2010-03-01 | 10-K | Well-known seasoned issuer | Yes |
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| 2009-08-06 | 10-Q | Current in its reporting | No |
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| 2009-05-07 | 10-Q | Current in its reporting | No |
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