Joint Ventures (Additional Information) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2018 USD ($) joint_venture	Mar. 31, 2017 USD ($)	Dec. 31, 2017 USD ($)
Schedule of Equity Method Investments [Line Items]
Number of joint ventures that are 50% owned (entity) | joint_venture	2
Equity income related to joint ventures	$ 1,007	$ 1,009
Due from joint ventures, current	$ 4,600		$ 3,700
Rogers INOAC Corporation (RIC)
Schedule of Equity Method Investments [Line Items]
Ownership interest in joint venture (percent)	50.00%
Corporate Joint Venture
Schedule of Equity Method Investments [Line Items]
Due to related parties, current	$ 2,000		$ 2,100