Revolving Credit Facility (Details Textual)
$ in Millions
3 Months Ended
Apr. 29, 2017
USD ($)
Revolving Credit Facility Details  
Initiation Date Aug. 30, 2013
Maximum Borrowing Capacity $ 75.0
Line Of Credit Availability For Letters Of Credit $ 10.0
Maturity Date Aug. 30, 2018
Line Of Credit Facility Optional Additional Borrowing Capacity $ 25.0
Amount Outstanding under the Revolving Credit Facility $ 0.0