Business Acquisitions - Schedule of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Nov. 10, 2016	Oct. 14, 2016	Dec. 31, 2015
Business Acquisition [Line Items]
Goodwill	$ 34,371			$ 0
TIW Corporation [Member]
Business Acquisition [Line Items]
Cash		$ 1,829
Trade receivables		9,794
Inventories		29,896
Prepaid and other current assets		3,572
Deferred income taxes		205
Property, plant and equipment		38,058
Intangible assets		29,808
Total assets acquired		113,162
Accounts payable		5,599
Customer prepayments		2,757
Other accrued liabilities		2,644
Deferred tax liabilities, non-current		2,261
Total liabilities assumed		13,261
Net identifiable assets acquired		99,901
Goodwill		34,371	$ 34,400
Net assets acquired		134,272
Patents [Member] | TIW Corporation [Member]
Business Acquisition [Line Items]
Intangible assets		3,300
Weighted average useful life	10 years
Customer Relationships [Member] | TIW Corporation [Member]
Business Acquisition [Line Items]
Intangible assets		18,100
Weighted average useful life	15 years
Trade Names [Member] | TIW Corporation [Member]
Business Acquisition [Line Items]
Intangible assets		$ 8,400