Other Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Apr. 30, 2014	Jan. 31, 2013
Other Assets [Abstract]
Equity in joint ventures	$ 19,924	$ 20,622	$ 20,004
Deferred compensation	10,763	10,675
Long term receivables	1,061	4,215
Deferred financing costs, net	973	1,267
Other	842	659
Total other assets, net	33,563	37,438
Schedule of Equity Method Investments [Line Items]
Equity in joint ventures	19,924	20,622	$ 20,004
Gwo Yng Enterprise Co., Ltd. [Member]
Other Assets [Abstract]
Equity in joint ventures				$ 14,000
Schedule of Equity Method Investments [Line Items]
Percentage of equity interest acquired				50.00%
Equity in joint ventures				$ 14,000
Purchases from equity method investment	$ 15,400	15,000
Orange Electronic Co., Ltd [Member]
Other Assets [Abstract]
Equity in joint ventures					$ 6,300
Schedule of Equity Method Investments [Line Items]
Percentage of equity interest acquired	19.60%				25.00%
Equity in joint ventures					$ 6,300
Purchases from equity method investment	$ 5,000	$ 4,400