Stock-Based Compensation - Narrative (Details) (USD $) In Thousands, except Share data, unless otherwise specified	9 Months Ended
	Oct. 27, 2013
Stock options [Member] | Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Stock options [Member] | Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	4 years
Performance shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance condition, highest potential performance level	200.00%
Maximum number of shares which would be settled in shares	412,500
Maximum number of shares which would be settled in cash	402,500
Target performance metrics for performance unit awards, fiscal year 2014	87.00%
Target performance metrics for performance unit awards, fiscal year 2013	53.00%
Target performance metrics for performance unit awards, fiscal year 2012	82.00%
Employee stock unit awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	4 years
Non-employee director stock unit awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	1 year
Change in liability	$ 483
Vested but unsettled stock units	161,182
Subject To Cash Settlement [Member] | Performance shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Change in liability	$ (2,517)