Business Acquisitions Purchase Price (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2014 PECO and FGC Acquisitions [Member]	Jun. 30, 2014 PECO and FGC Acquisitions [Member] Previously Reported [Member]	Sep. 30, 2014 PECO and FGC Acquisitions [Member] Adjustment [Member]
Business Acquisition [Line Items]
Current assets			$ 2,457	$ 2,365	$ 92
Property, plant and equipment			0	281	(281)
Identifiable intangible assets			4,126	0	4,126
Current liabilities assumed			(3,592)	(2,035)	(1,557)
Total identifiable net assets acquired			2,991	611	2,380
Goodwill	26,139	21,051	5,088	7,468	(2,380)
Total assets acquired			$ 8,079	$ 8,079	$ 0