Business Combinations (Details 1) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011 years
Trade names [Member]
Components of identified intangible assets
Total acquired identified intangible assets, Weighted Average Life	3.0
3ware RAID Storage Adapter Business Acquisition [Member]
Components of identified intangible assets
Total identified intangible assets subject to amortization	5,020
3ware RAID Storage Adapter Business Acquisition [Member] | Current technology [Member]
Components of identified intangible assets
Total identified intangible assets subject to amortization	1,490
Total acquired identified intangible assets, Weighted Average Life	2
3ware RAID Storage Adapter Business Acquisition [Member] | Customer base [Member]
Components of identified intangible assets
Total identified intangible assets subject to amortization	3,230
Total acquired identified intangible assets, Weighted Average Life	5
3ware RAID Storage Adapter Business Acquisition [Member] | Trade names [Member]
Components of identified intangible assets
Total identified intangible assets subject to amortization	300
Total acquired identified intangible assets, Weighted Average Life	2