Description of Business and Basis of Presentation (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Dec. 31, 2014
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Reduction to cash and cash equivalents	$ (992,089)	$ (650,557)	$ (690,022)		$ (1,054,118)
Increase to accounts receivable	427,556	476,583
Decrease to short-term finance receivables	870,256	918,383
Increase to other current assets and prepayments	65,622	67,400
Decrease to property, plant and equipment, net	(312,597)	(330,088)
Decrease to long-term finance receivables	$ (704,294)	(760,657)
Restatement Adjustment
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Reduction to cash and cash equivalents			$ 26,000	$ 25,000
Increase to accounts receivable		19,000
Decrease to short-term finance receivables		(17,000)
Increase to other current assets and prepayments		3,000
Decrease to property, plant and equipment, net		3,000
Decrease to long-term finance receivables		2,000
Other Noncurrent Assets | Accounting Standards Update 2015-03
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Debt issuance costs, increase (decrease)		18,000
Long-term Debt | Accounting Standards Update 2015-03
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Debt issuance costs, increase (decrease)		$ (18,000)