Quarterly report pursuant to Section 13 or 15(d)

Income Per Share - Reconciliation of Numerators and Denominators of Basic and Diluted Income Per Share (Detail)

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Income Per Share - Reconciliation of Numerators and Denominators of Basic and Diluted Income Per Share (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Numerator:    
Net income $ 2,392 $ 3,808
Denominator:    
Weighted common shares outstanding 10,105 10,014
Share equivalent units ("SEUs") outstanding   43
Weighted average common shares and SEUs outstanding 10,105 10,057
Basic income per share $ 0.24 $ 0.38
Numerator:    
Net income $ 2,392 $ 3,808
Denominator:    
Weighted average common shares and SEUs outstanding 10,105 10,057
Stock options outstanding 22 29
Weighted average common and potential common shares outstanding 10,127 10,086
Diluted income per share $ 0.24 $ 0.38