Note 8. Business Combinations (Detail) - Purchase Price Allocation (USD $) In Thousands, unless otherwise specified	3 Months Ended		3 Months Ended	1 Months Ended
	May 04, 2013	May 04, 2013 Acquisition of Computer Manufacturer [Member]	May 04, 2013 Trident Microsystems, Inc. [Member] Developed Technology Rights [Member]	May 31, 2012 Trident Microsystems, Inc. [Member]	May 04, 2013 Trident Microsystems, Inc. [Member]	May 04, 2012 Trident Microsystems, Inc. [Member]
Cash		$ 38,210
Tangible assets acquired and liabilities assumed					38,431
Developed technology			1,168
Developed technology			3 years
Gain on acquisition	(1,389)			(1,400)
Total consideration					$ 38,210	$ 38,200