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Loss Per Common Share (Details)
3 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Outstanding Stock Awards [Member]
Sep. 30, 2012
Outstanding Stock Awards [Member]
Sep. 30, 2013
Outstanding Stock Awards [Member]
Sep. 30, 2012
Outstanding Stock Awards [Member]
Sep. 30, 2013
Stock Options, Out Of The Money [Member]
Sep. 30, 2012
Stock Options, Out Of The Money [Member]
Sep. 30, 2013
Stock Options, Out Of The Money [Member]
Sep. 30, 2012
Stock Options, Out Of The Money [Member]
Sep. 30, 2013
Stock Options, In The Money [Member]
Sep. 30, 2012
Stock Options, In The Money [Member]
Sep. 30, 2013
Stock Options, In The Money [Member]
Sep. 30, 2012
Stock Options, In The Money [Member]
Sep. 30, 2013
Stock Bonus Plan [Member]
Jun. 30, 2013
Stock Bonus Plan [Member]
Mar. 31, 2013
Stock Bonus Plan [Member]
Sep. 30, 2012
Stock Bonus Plan [Member]
Jun. 30, 2012
Stock Bonus Plan [Member]
Mar. 31, 2012
Stock Bonus Plan [Member]
Earnings (Loss) Per Common Share [Line Items]                                        
Common shares issued under the Stock Bonus Plan                             640,979 369,855 358,855 358,855 120,676 167,680
Antidilutive shares excluded from computation of diluted loss per share     99,492 32,681 38,354 47,430 2,222,706 3,181,758 2,312,548 3,156,758 490,432 163,541 289,701 224,330            
Outstanding, Options 3,721,309 4,590,325