Stock-Based Compensation - Summary of Activity for Non-vested Shares (Parenthetical) (Details) - USD ($)		9 Months Ended
		Oct. 31, 2015	Nov. 01, 2014
Deferred Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares granted			8,345
Employee Stock Plan, 2006 Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares granted		72,326
Employee Stock Plan, 2006 Plan | Deferred Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares granted		15,790
Shares granted during the period, fair value		$ 78,209
Share-based compensation arrangement by share-based payment award, vesting period		3 years
Employee Stock Plan, 2006 Plan | Certain Directors
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares granted		46,536
Shares granted during the period, fair value		$ 230,143
Employee Stock Plan, 2006 Plan | Certain Directors | Deferred Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares granted	[1]	15,790
Employee Stock Plan, 2006 Plan | Directors
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Percentage of quarterly retainer		50.00%

[1] During the first nine months of fiscal 2015, the Company granted 15,790 shares of deferred stock, with a fair value of approximately $78,209 to certain directors as compensation in lieu of cash, in accordance with their irrevocable elections. The shares of deferred stock will vest three years from the date of grant or at separation of service, based on the irrevocable election of each director.