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Significant Accounting Policies (Table) ( Earnings Per Share) | 12 Months Ended
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Mar. 31, 2017
Earnings Per Share [Abstract] |
ScheduleOfEarningsPerShareBasicAndDilutedByCommonClassTextBlock |
Years ended March 31, |  | 2017 |  | 2016 |  | 2015
|  | (In thousands, except per share amounts)
Basic |  |  |  |  |  |
Net earnings | $ | 12,613 | $ | 54,458 | $ | 9,899
Deduct preferred stock dividends |  | 23 |  | 23 |  | 23
Undistributed earnings |  | 12,590 |  | 54,435 |  | 9,876
Earnings attributable to participating |  |  |  |  |  |
preferred shareholders |  | 115 |  | 544 |  | 160
Earnings attributable to common |  |  |  |  |  |
shareholders | $ | 12,475 | $ | 53,891 | $ | 9,716
Weighted average common shares |  |  |  |  |  |
outstanding |  | 9,785 |  | 9,878 |  | 10,690
Basic earnings per common share | $ | 1.27 | $ | 5.46 | $ | 0.91
Diluted |  |  |  |  |  |
Earnings attributable to common |  |  |  |  |  |
shareholders | $ | 12,475 | $ | 53,891 | $ | 9,716
Add dividends on convertible |  |  |  |  |  |
preferred stock |  | 20 |  | 20 |  | 20
Earnings attributable to common |  |  |  |  |  |
stock on a diluted basis | $ | 12,495 | $ | 53,911 | $ | 9,736
Weighted average common shares |  |  |  |  |  |
outstanding-basic |  | 9,785 |  | 9,878 |  | 10,690
Additional shares to be issued related to |  |  |  |  |  |
the equity compensation plan |  | 2 |  | 3 |  | 5
Additional shares to be issued under |  |  |  |  |  |
full conversion of preferred stock |  | 67 |  | 67 |  | 67
Total shares for diluted |  | 9,854 |  | 9,948 |  | 10,762
Diluted earnings per share | $ | 1.27 | $ | 5.42 | $ | 0.90

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- Definition Tabular disclosure of the effect of income (loss) on an entity's basic and diluted earnings per share. + References No definition available. + Details
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