Accounting for Stock-Based Compensation (Detail Textuals) (Restricted Stock, USD $)	3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost of non-vested restricted stock award, period of recognition	3 years
Unrecognized compensation cost related to the non-vested restricted stock awards	$ 2,100,000	$ 2,200,000
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)	730,794
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
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost of non-vested restricted stock award, period of recognition	3 years
Employee and Director Plans | General and administrative Expense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	$ 373,000	$ 362,000