Restructuring Charges (Details) (USD $)	3 Months Ended		9 Months Ended
	Nov. 02, 2013	Oct. 27, 2012	Nov. 02, 2013	Oct. 27, 2012
Restructuring reserve activity
Beginning balance	$ 4,380,000		$ 0
Restructuring charges	1,889,000	0	10,355,000	0
Non-cash write-offs	(283,000)		(1,394,000)
Cash payments	(1,802,000)		(4,891,000)
Foreign currency and other adjustments	(246,000)		(132,000)
Ending balance	3,938,000		3,938,000
Forecast | Minimum
Restructuring activity
Additional estimated cash-related restructuring charges			1,000,000
Forecast | Maximum
Restructuring activity
Additional estimated cash-related restructuring charges			2,500,000
Severance
Restructuring reserve activity
Beginning balance	4,376,000		0
Restructuring charges	440,000		7,679,000
Non-cash write-offs	0		0
Cash payments	(637,000)		(3,629,000)
Foreign currency and other adjustments	(241,000)		(112,000)
Ending balance	3,938,000		3,938,000
Impairment and Lease Termination
Restructuring reserve activity
Beginning balance	4,000		0
Restructuring charges	1,449,000		2,676,000
Non-cash write-offs	(283,000)		(1,394,000)
Cash payments	(1,165,000)		(1,262,000)
Foreign currency and other adjustments	(5,000)		(20,000)
Ending balance	0		0
Accrued expenses
Restructuring activity
Restructuring reserve included in accrued expenses	$ 3,938,000		$ 3,938,000