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Accounting for Stock-Based Compensation (Detail Textuals) (Restricted Stock, USD $)
3 Months Ended 9 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2013
Dec. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Restriction period for amortization of fair value of stock based compensation awards     3 years  
Unrecognized compensation cost related to the non-vested restricted stock awards $ 2,900,000 $ 1,500,000 $ 2,900,000 $ 1,500,000
Unrecognized compensation cost of non-vested restricted stock award, period of recognition     3 years  
Non-vested restricted stock shares 266,000 192,000 266,000 192,000
2006 Employee Equity Compensation Restricted Stock Plan ("Employee Plan")
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Restricted common stock, shares issued (in shares)     731,627  
2006 Outside Director Equity Compensation Restricted Stock Plan ("Director Plan")
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Restricted common stock, shares issued (in shares)     212,000  
Employee and Director Plans | General and Administrative Expense
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Recognized compensation expense related to the Employee and Director Plans $ 374,000 $ 458,000 $ 1,100,000 $ 1,500,000