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Earning Per Share-Diluted (detail) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Jun. 29, 2013	Jun. 30, 2012
Diluted
Earnings (Loss) Attributable to Common Stock	$ 1,298	$ 7,907
Dividends Convertible Preferred Stock Cash	6	5
Net Income (Loss) Available to Common Stockholders, Diluted	$ 1,304	$ 7,912
Weighted Average Number of Shares Outstanding, Basic	10,753	11,687
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized	5	5
Incremental Common Shares Attributable to Conversion of Preferred Stock	67	67
Weighted Average Number of Shares Outstanding, Diluted	10,825	11,759
Diluted Earnings (Loss) per Common Share	$ 0.12	$ 0.67

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