Income Taxes (Narrative) (Details) - USD ($)	1 Months Ended	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income Tax Examination [Line Items]
Income tax expense (benefit)		$ (219,172,000)	$ (1,026,490,000)	$ 227,297,000
Increase (decrease) in deferred tax asset valuation allowance		10,983,000
Deferred tax asset. operating loss carryforward		$ 454,231,000
Operating loss carryforward, expiration date		Dec. 31, 2036
Undistributed earnings of subsidiaries considered indefinitely invested		$ 3,000,000,000
Unrecognized deferred tax liability		$ 395,000,000
Withholding tax on any monies repatriated from Canada to the U.S.		5.00%
Other recorded liabilities for interest and penalties	$ 233,000	$ 343,000	233,000	142,000
Income tax expense, (charges) net benefits for interest and penalties		111,000	91,000	$ 4,000
United States [Member]
Income Tax Examination [Line Items]
Operating loss carryforwards		$ (1,290,000,000)
Earliest year remaining open for audit and/or settlement in major taxing jurisdictions		2011
Canada [Member]
Income Tax Examination [Line Items]
Unrecognized deferred tax liability		$ 0
Earliest year remaining open for audit and/or settlement in major taxing jurisdictions		2008
Malaysia [Member]
Income Tax Examination [Line Items]
Unrecognized deferred tax liability		$ 0
Earliest year remaining open for audit and/or settlement in major taxing jurisdictions		2009
United Kingdom [Member]
Income Tax Examination [Line Items]
Earliest year remaining open for audit and/or settlement in major taxing jurisdictions		2014
Minimum [Member]
Income Tax Examination [Line Items]
Expected liability to be added for uncertain taxes during next twelve months		$ 1,000,000
Maximum [Member]
Income Tax Examination [Line Items]
Expected liability to be added for uncertain taxes during next twelve months		$ 2,000,000
Subsidiary [Member]
Income Tax Examination [Line Items]
Dividend payable to parent company	2,000,000,000
Cash dividend paid to parent	800,000,000
Note payable, parent	1,200,000,000		1,200,000,000
Income tax expense (benefit)			188,461,000
Note payable	$ 1,200,000,000		$ 1,200,000,000
Foreign Country [Member] | Minimum [Member]
Income Tax Examination [Line Items]
Foreign tax credit carryforwards expiration year		2017
Foreign Country [Member] | Maximum [Member]
Income Tax Examination [Line Items]
Foreign tax credit carryforwards expiration year		2026