Employee Stock Compensation (Details 1) (USD $)	6 Months Ended
	Jul. 31, 2012
Shares Under 2009 Plan [Member]
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	227,593
Granted during FY13 through July 31, 2012, Total restricted stock plan	1,116
Becoming Vested during FY13 through July 31, 2012, Total restricted stock plan	124,545
Forfeited during FY13 through July 31, 2012, Total restricted stock plan	68,175
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	35,989
Outstanding unvested grantsat maximumat beginningof FY13, Weighted average grant date fair value (in dollars per share)	$ 8.07
Granted during FY13 through April30, 2012, Weighted average grant date fair value (in dollars per share)	$ 10.45
Becoming Vested during FY13 through July 31, 2012, Weighted average grant date fair value (in dollars per shares)	$ 8.00
Forfeited during FY13 through July 31, 2012, Weighted average grant date fair value (in dollars per share)	$ 8.00
Outstanding unvested grantsat maximumat beginningof FY13, Weighted average grant date fair value (in dollars per share)	$ 8.36
Shares Under 2009 Plan [Member] | Restricted Stock Grants - Employees [Member]
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	129,536
Granted during FY13 through July 31, 2012, Total restricted stock plan	0
Becoming Vested during FY13 through July 31, 2012, Total restricted stock plan	79,313
Forfeited during FY13 through July 31, 2012, Total restricted stock plan	50,223
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	0
Shares Under 2009 Plan [Member] | Restricted Stock Grants - Directors [Member]
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	63,184
Granted during FY13 through July 31, 2012, Total restricted stock plan	0
Becoming Vested during FY13 through July 31, 2012, Total restricted stock plan	45,232
Forfeited during FY13 through July 31, 2012, Total restricted stock plan	17,952
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	0
Shares Under 2009 Plan [Member] | Matching Award Program [Member]
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	3,500
Granted during FY13 through July 31, 2012, Total restricted stock plan	0
Becoming Vested during FY13 through July 31, 2012, Total restricted stock plan	0
Forfeited during FY13 through July 31, 2012, Total restricted stock plan	0
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	3,500
Shares Under 2009 Plan [Member] | Bonus In Stock - Employees [Member]
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	25,801
Granted during FY13 through July 31, 2012, Total restricted stock plan	0
Becoming Vested during FY13 through July 31, 2012, Total restricted stock plan	0
Forfeited during FY13 through July 31, 2012, Total restricted stock plan	0
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	25,801
Shares Under 2009 Plan [Member] | Retainer In Stock - Directors [Member]
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	5,572
Granted during FY13 through July 31, 2012, Total restricted stock plan	1,116
Becoming Vested during FY13 through July 31, 2012, Total restricted stock plan	0
Forfeited during FY13 through July 31, 2012, Total restricted stock plan	0
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	6,688
Shares Under 2012 Plan [Member]
Outstanding unvested grantsat maximumat beginningof FY13, Weighted average grant date fair value (in dollars per share)	$ 0
Granted during FY13 through April30, 2012, Weighted average grant date fair value (in dollars per share)	$ 6.44
Becoming Vested during FY13 through July 31, 2012, Weighted average grant date fair value (in dollars per shares)	$ 0
Forfeited during FY13 through July 31, 2012, Weighted average grant date fair value (in dollars per share)	$ 0
Outstanding unvested grantsat maximumat beginningof FY13, Weighted average grant date fair value (in dollars per share)	$ 6.44
Shares Under 2012 Plan [Member] | Restricted Stock Grants - Employees [Member]
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	0
Granted during FY13 through July 31, 2012, Total restricted stock plan	164,500
Becoming Vested during FY13 through July 31, 2012, Total restricted stock plan	0
Forfeited during FY13 through July 31, 2012, Total restricted stock plan	0
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	164,500
Shares Under 2012 Plan [Member] | Restricted Stock Grants - Directors [Member]
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	0
Granted during FY13 through July 31, 2012, Total restricted stock plan	49,500
Becoming Vested during FY13 through July 31, 2012, Total restricted stock plan	0
Forfeited during FY13 through July 31, 2012, Total restricted stock plan	0
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	49,500
Shares Under 2012 Plan [Member] | Matching Award Program [Member]
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	0
Granted during FY13 through July 31, 2012, Total restricted stock plan	0
Becoming Vested during FY13 through July 31, 2012, Total restricted stock plan	0
Forfeited during FY13 through July 31, 2012, Total restricted stock plan	0
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	0
Shares Under 2012 Plan [Member] | Bonus In Stock - Employees [Member]
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	0
Granted during FY13 through July 31, 2012, Total restricted stock plan	0
Becoming Vested during FY13 through July 31, 2012, Total restricted stock plan	0
Forfeited during FY13 through July 31, 2012, Total restricted stock plan	0
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	0
Shares Under 2012 Plan [Member] | Retainer In Stock - Directors [Member]
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	0
Granted during FY13 through July 31, 2012, Total restricted stock plan	2,172
Becoming Vested during FY13 through July 31, 2012, Total restricted stock plan	0
Forfeited during FY13 through July 31, 2012, Total restricted stock plan	0
Outstanding unvested grants at maximum at beginning of FY13, Total restricted stock plan	2,172