Note 7 - Intangible Assets (Tables)

6 Months Ended

Aug. 02, 2014

Disclosure Text Block [Abstract]

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

	August 2, 2014
	Gross Value		Accumulated Impairment Charges			Accumulated Amortization and Effect of Currency Translation			Net Value		Weighted Average Remaining Amortization Period (Years)
Acquired intangible assets:
Developed technology	$	76,639	$	(24,614	)	$	(42,490	)	$	9,535		2.4
Customer relationships		50,704		(30,486	)		(17,680	)		2,538		2.2
Trademarks and other		4,078		-			(3,561	)		517		4.4
Purchased IP - amortizing		22,998		(5,516	)		(13,249	)		4,233		1.3
Total amortizing		154,419		(60,616	)		(76,980	)		16,823		2.2
Purchased IP - not yet deployed		12,713		(3,469	)		-			9,244
Total intangibles	$	167,132	$	(64,085	)	$	(76,980	)	$	26,067

	February 1, 2014
	Gross Value		Accumulated Impairment Charges			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 and other		4,078		-			(3,502	)		576		4.9
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

Amortization Expense of Intangible Assets [Table Text Block]

	Three Months Ended				Six Months Ended
	August 2, 2014		August 3, 2013		August 2, 2014		August 3, 2013
Cost of sales	$	1,979	$	2,264	$	3,925	$	4,591
Operating expenses		374		388		747		782
Total intangibles amortization expense	$	2,353	$	2,652	$	4,672	$	5,373

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

Fiscal year	Total
2015 (remaining six months)	$	4,672
2016		7,289
2017		4,122
2018		636
2019		104
Total	$	16,823