Stockholders Equity - Activity for Time-Based Nonvested Restricted Stock Grants (Details) - Restricted Stock	12 Months Ended
	Jan. 28, 2017 $ / shares shares
Nonvested Restricted Shares
Outstanding at the beginning of the period (in shares) | shares	352,587
Granted (in shares) | shares	134,710
Vested (in shares) | shares	(244,311)
Forfeited (in shares) | shares	(25,018)
Outstanding at the end of the period (in shares) | shares	217,968
Weighted Average Grant Date Fair Value
Outstanding at the beginning of the period (in dollars per share) | $ / shares	$ 16.67
Granted (in dollars per share) | $ / shares	17.84
Vested (in dollars per share) | $ / shares	15.15
Forfeited (in dollars per share) | $ / shares	18.44
Outstanding at the end of the period (in dollars per share) | $ / shares	$ 18.89