Investments in Unconsolidated Entities Summarized Financial Information (Details) - ODW Holding Limited [Member] - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Schedule of Equity Method Investments [Line Items]
Current assets	$ 92,742		$ 49,427
Noncurrent assets	74,056		73,340
Current liabilities	64,834		28,114
Noncurrent liabilities	156		$ 233
Revenues	60,249	$ 2,618
Costs of revenues	50,200	2,707
Net income (loss)	$ 5,100	$ (12,576)