Acquisitions (Tables)

12 Months Ended

Dec. 31, 2011

GOFA [Member]

Business Acquisition [Line Items]

Schedule of Purchase Price Allocation

The purchase price allocation related to the GOFA acquisition is presented below:

Net assets acquired:
Cash	$	1,974
Accounts receivable	4,645
Inventory	8,382
Property and equipment	15,555
Other assets	118
Intangible assets	7,258
Goodwill	11,438
Liabilities assumed	(9,560		)
Total purchase price	$	39,810

SeQual Technologies, Inc. [Member]

Business Acquisition [Line Items]

Schedule of Purchase Price Allocation

The purchase price allocation related to the SeQual acquisition is presented below:

Net assets acquired:
Cash	$	218
Accounts receivable	6,169
Inventory	4,959
Property and equipment	711
Other assets	184
Intangible assets	31,760
Goodwill	7,210
Liabilities assumed	(7,799		)
Total purchase price	$	43,412