Note 11 - Intangible Assets (Tables)

12 Months Ended

Feb. 01, 2014

Disclosure Text Block [Abstract]

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	February 1, 2014			February 2, 2013
Acquired intangible assets	$	76,321		$	76,321
Purchased IP		25,807			23,450
Total		102,128			99,771
Accumulated amortization		(72,348	)		(63,198	)
Intangible assets, net	$	29,780		$	36,573

Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block]

	February 1, 2014
	Gross Value		Impairment			Accumulated Amortization and Effect of Currency Translation			Net Value		Weighted Average Remaining Amortization Period (Years)
Acquired intangible assets:
Developed technology	$	76,639	$	(24,614	)	$	(40,334	)	$	11,691		2.9
Customer relationships		50,704		(30,486	)		(17,048	)		3,170		2.7
Trademarks		2,678		-			(2,102	)		576		4.9
Non-compete agreements		1,400		-			(1,400	)		-
Purchased IP - amortizing		21,569		(5,516	)		(11,464	)		4,589		1.5
Total amortizing		152,990		(60,616	)		(72,348	)		20,026		2.6
Purchased IP - not yet deployed		12,770		(3,016	)		-			9,754
Total intangibles	$	165,760	$	(63,632	)	$	(72,348	)	$	29,780

	February 2, 2013
	Gross Value		Impairment			Accumulated Amortization and Effect of Currency Translation			Net Value		Weighted Average Remaining Amortization Period (Years)
Acquired intangible assets:
Developed technology	$	76,639	$	(24,614	)	$	(34,567	)	$	17,458		3.6
Customer relationships		50,704		(30,486	)		(15,782	)		4,436		3.6
Trademarks		2,678		-			(1,983	)		695		5.9
Non-compete agreements		1,400		-			(1,400	)		-
Purchased IP - amortizing		21,370		(5,516	)		(7,970	)		7,884		2.4
Total amortizing		152,791		(60,616	)		(61,702	)		30,473		3.4
Purchased IP - not yet deployed		8,778		(2,678	)		-			6,100
Total intangibles	$	161,569	$	(63,294	)	$	(61,702	)	$	36,573

Amortization Expense of Intangible Assets [Table Text Block]

	Fiscal Years Ended
	February 1, 2014		February 2, 2013		January 28, 2012
Cost of revenue	$	9,105		9,473		9,562
Operating expenses		1,542		2,124		9,206
Total intangible amortization expense	$	10,647		11,597		18,768

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Fiscal years	Purchased IP-Amortizing		Developed Technology		Trademarks		Customer Relationships		Total
2015	$	3,135	$	4,282	$	118	$	1,265	$	8,800
2016		1,390		3,957		118		1,109		6,574
2017		41		2,957		118		796		3,912
2018		23		495		118		-		636
2019		-		-		104		-		104
Total	$	4,589	$	11,691	$	576	$	3,170	$	20,026