Annual report pursuant to Section 13 and 15(d)

RETIREMENT AND STOCK PURCHASE PLANS - ESDP (Details)

v3.6.0.2
RETIREMENT AND STOCK PURCHASE PLANS - ESDP (Details) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Jan. 28, 2017
Jan. 30, 2016
Jan. 31, 2015
Stock Plans      
Share-based compensation expense $ 17.4 $ 14.8 $ 16.5
Employee Stock Discount Plan (ESDP)      
Stock Plans      
Maximum number of common stock shares authorized for awards under the plan 2,137,500    
Purchase price percentage of fair market value 85.00%    
Maximum shares allowable to purchase in each quarter per participant 125    
Number of shares purchased by employees 167,237 87,537 86,935
Weighted-average share price of shares purchased (in dollars per share) $ 11.66 $ 26.23 $ 40.63
Share-based compensation expense $ 0.5 $ 0.7 $ 0.9
Number of shares reserved for future issuance 398,629