Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Details)

v3.8.0.1
Fair Value Measurements (Details) - USD ($)
$ in Thousands
Oct. 28, 2017
Jan. 28, 2017
Oct. 29, 2016
Level 2 | Non-qualified plan      
Fair value measurements      
Fair value of financial liabilities $ 16,143 $ 10,474 $ 10,955