Acquisitions (Tables)

12 Months Ended

Dec. 31, 2011

Acquisitions [Abstract]

Purchase price allocation

 The total purchase price of the VIOX acquisition on January 3, 2011 was as follows (in thousands):

Cash consideration paid	$	27,673
Accrued contingent purchase consideration		11,521
Section 338 Election liability to former VIOX stockholders		775
Total purchase price	$	39,969

The above purchase price has been allocated based on the fair values of assets acquired and liabilities assumed as follows (in thousands):

Accounts receivable, net	$	2,385
Inventories		2,702
Other current assets		706
Property, plant and equipment		3,490
Intangible assets		23,600
Goodwill		7,797
Other noncurrent assets		1,269
Accounts payable and other liabilities		(1,980	)
	$	39,969