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Common Stock Dividends and Issuances Text Tags (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 30, 2023 | Dec. 31, 2021 | Sep. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2011 | Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2022 | Mar. 31, 2021 | Jun. 30, 2024 | Jul. 19, 2023 | Sep. 27, 2021 | Feb. 16, 2021 | Oct. 28, 2011
Dividends [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, Other |  |  |  |  | 2,321,286 |  |  |  |  |  |  |  |  |
Conversion of Stock, Shares Converted |  |  |  |  | 1,208,039 | 3,644 | 550 |  |  |  |  |  |  |
Convertible Preferred Stock, Shares Outstanding (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 45,118
Conversion of Stock, Shares Issued |  |  |  |  |  | 445,661 | 67,265 |  |  |  |  |  |  |
Treasury Stock, Shares, Acquired |  |  |  |  |  |  |  |  | 2,321,286 |  |  |  |  |
Payments for Repurchase of Equity |  |  |  |  |  |  |  |  | $ 2,500 |  |  |  |  |
Stock Issued During Period, Shares, New Issues |  | 397,367 |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, New Issues |  | 397,367 |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Issuance of Private Placement | $ 1,000 |  | $ 4,000 |  |  |  |  |  | $ 6,000 |  |  |  |  |
Conversion of Stock, Shares Converted |  |  |  |  | 1,208,039 | 3,644 | 550 |  |  |  |  |  |  |
Issuance of common stock |  |  |  |  |  |  |  | $ 3,000 |  |  |  |  |  |
Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |
Dividends [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, New Issues | 378,788 |  |  |  |  |  |  |  | 112,612 |  |  |  |  |
Sale of Stock, Price Per Share |  |  |  |  |  |  |  |  |  |  | $ 2.64 |  | $ 8.88 |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, New Issues | 378,788 |  |  |  |  |  |  |  | 112,612 |  |  |  |  |
Sale of Stock, Price Per Share |  |  |  |  |  |  |  |  |  |  | $ 2.64 |  | 8.88 |
Series F Preferred Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |
Dividends [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Convertible Preferred Stock, Shares Outstanding (in shares) |  |  |  |  |  | 9,000 |  |  |  | 9,000 |  |  |  |
Stock Issued During Period, Shares, New Issues |  |  | 4,000 | 5,000 |  |  |  |  |  |  |  |  |  |
Sale of Stock, Price Per Share |  |  |  |  |  |  |  |  |  |  |  | $ 1,000 | 1,000 |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, New Issues |  |  | 4,000 | 5,000 |  |  |  |  |  |  |  |  |  |
Sale of Stock, Price Per Share |  |  |  |  |  |  |  |  |  |  |  | $ 1,000 | $ 1,000 |
Series D Preferred Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |
Dividends [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Convertible Preferred Stock, Shares Outstanding (in shares) |  |  |  |  |  | 9,557 |  |  |  | 9,557 |  |  |  |
Series E Preferred Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |
Dividends [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Convertible Preferred Stock, Shares Outstanding (in shares) |  |  |  |  |  | 3,177 |  |  |  | 3,177 |  |  |  |

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