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Restricted Stock (Details) (USD $)
0 Months Ended 1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Jun. 14, 2012
Nov. 30, 2011
Jun. 30, 2011
Apr. 30, 2011
Oct. 27, 2012
Oct. 29, 2011
Oct. 27, 2012
Oct. 29, 2011
Feb. 01, 2014
Nov. 18, 2012
Oct. 03, 2012
Jun. 13, 2012
Employees
Jan. 28, 2012
Nov. 18, 2011
Jun. 15, 2011
Employees
Mar. 30, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Share-based compensation             $ 2,403,000 $ 3,737,000                
Unrecognized compensation cost related to non-vested awards         3,192,000   3,192,000                  
Award Vesting Period             3 years                  
Restricted Stock [Member]
                               
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Share-based compensation 50,000       319,000 952,000 1,331,000 1,560,000 274,000              
Unrecognized compensation cost related to non-vested awards         1,017,000   1,017,000                  
Weighted average remaining contractual term         8 months 12 days                      
Restricted stock vested in period, total fair value             598,000 316,000                
Granted   453,000 50,000 522,000     382,000                  
Award Vesting Period       1 year           2 years            
Total grant date fair value                     $ 425,000 $ 85,000   $ 816,000 $ 377,000 $ 3,323,000
Number of non-management board members granted shares                       6     7  
Non-vested shares outstandings         986,000   986,000       330,000   982,000