Business Combinations (Tables)

9 Months Ended

Sep. 30, 2013

Business Combinations [Abstract]

Schedule of Purchase Price Allocation

Net assets acquired:
Accounts receivable	$	24,280
Inventories	34,553
Prepaid expenses	615
Other current assets	3,837
Property, plant and equipment	5,342
Other assets	976
Accounts payable	(13,728		)
Customer advances and billings in excess of contract revenue	(4,782		)
Accrued salaries, wages and benefits	(1,837		)
Other current liabilities	(254		)
Current portion of warranty reserve	(10,562		)
Long-term portion of warranty reserve	(26,471		)
Net tangible assets acquired	11,969
Deferred income tax assets	9,262
Goodwill	109,763
Identifiable intangible assets	67,000
Long-term deferred tax liability	(15,544		)
Net assets acquired	$	182,450

Business Acquisition, Contingent Consideration [Line Items]

Schedule of Business Acquisitions by Acquisition, Contingent Consideration [Table Text Block]

	BioMedical
Balance at December 31, 2012	$	1,990
Increase in contingent consideration liabilities	216
Balance at September 30, 2013	$	2,206