Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands |
Total |
Common Stock [Member]
Class A Common Stock [Member]
|
Common Stock [Member]
Class B Common Stock [Member]
|
Additional Paid-in Capital [Member] |
Treasury Stock [Member] |
Accumulated Deficit [Member] |
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|---|---|---|---|---|---|---|---|---|---|
| Beginning Balance at Mar. 31, 2019 | $ 41,180 | $ 119 | $ 35 | $ 418,859 | $ (37,135) | $ (340,698) | |||
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | |||||||||
| Net income (loss) | (10,102) | [1] | (10,102) | ||||||
| Common stock issued | 1 | 4 | (3) | ||||||
| Treasury stock | (192) | (1) | (191) | ||||||
| Stock-based compensation | 774 | 774 | |||||||
| Ending Balance at Mar. 31, 2020 | 31,661 | 122 | 35 | 419,630 | (37,326) | (350,800) | |||
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | |||||||||
| Net income (loss) | (2,734) | [1] | (2,734) | ||||||
| Common stock issued | 0 | 3 | (3) | ||||||
| Treasury stock | (7,283) | (50) | (7,233) | ||||||
| Stock-based compensation | 515 | 515 | |||||||
| Ending Balance at Mar. 31, 2021 | $ 22,159 | $ 75 | $ 35 | $ 420,142 | $ (44,559) | $ (353,534) | |||
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| X | ||||||||||
- Definition Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Value, before forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP). No definition available.
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| X | ||||||||||
- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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