Acquisitions and Purchase Accounting Estimated Fair Values of Assets Acquired and Liabilities Assumed for Concordia Acquisition (Details) - USD ($) $ in Thousands	Sep. 08, 2014	May 20, 2016	Dec. 15, 2015
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net		$ 2,559
Concordia [Member]
Business Acquisition [Line Items]
Business Combination, Provisional Information Adjustment, Working Capital	$ 100
Business Combination, Contingent Consideration, Liability	500
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	345
Current deferred tax asset	726
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	3,270
Goodwill	5,535
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	3,300
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets Noncurrent	3,264
Current liabilities	(3,138)
Other non-current liabilities	(521)
Consideration paid at closing	12,781
Business Combination, Contingent Consideration	521
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	13,302
Scenario, Previously Reported [Member] | Concordia [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	345
Current deferred tax asset	0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	3,767
Goodwill	11,255
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	4,500
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets Noncurrent	0
Current liabilities	(2,296)
Other non-current liabilities	(4,710)
Consideration paid at closing	12,861
Business Combination, Contingent Consideration	4,710
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	17,571
Scenario, Adjustment [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents			$ 0
Current deferred tax asset			0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets			(296)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill			0
Current liabilities			0
Other non-current liabilities			1,230
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net			$ 0
Scenario, Adjustment [Member] | Concordia [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	0
Current deferred tax asset	726
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	(497)
Goodwill	(5,720)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	(1,200)
Current liabilities	(842)
Other non-current liabilities	4,189
Consideration paid at closing	(80)
Business Combination, Contingent Consideration	(4,189)
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	$ (4,269)