Income Taxes Textuals [Abstract]

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The estimated tax impact (foreign withholding and federal income tax) that would be generated if undistributed earnings as of the balance sheet date were to be repatriated to the domestic country.

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Expiration date of each operating loss carryforward included in operating loss carryforward, in CCYY-MM-DD format.

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The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
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-Name Accounting Standards Codification
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Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile.

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-Name Accounting Standards Codification
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Income Taxes (Net operating loss carryforwards) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Loss Carryforwards and other details [Abstract]
Undistributed Earnings of Foreign Subsidiaries	$ 917,000
United States [Member]
Loss Carryforwards and other details [Abstract]
Operating loss carryforwards	292,715	$ 363,648
State Income Taxes [Member]
Loss Carryforwards and other details [Abstract]
Operating loss carryforwards	138,218	182,420
Non-US [Member]
Loss Carryforwards and other details [Abstract]
Operating loss carryforwards	3,378	$ 64,999
Repatriation Of Earnings Estimated Tax Impact	42,100
UNITED STATES
Loss Carryforwards and other details [Abstract]
Tax Credit Carryforward, Amount	$ 31,500
Minimum [Member] \| United States [Member]
Loss Carryforwards and other details [Abstract]
Operating loss carryforwards, expiration dates	Dec. 31, 2021
Minimum [Member] \| State Income Taxes [Member]
Loss Carryforwards and other details [Abstract]
Operating loss carryforwards, expiration dates	Dec. 31, 2017
Minimum [Member] \| Non-US [Member]
Loss Carryforwards and other details [Abstract]
Operating loss carryforwards, expiration dates	Dec. 31, 2017
Maximum [Member] \| United States [Member]
Loss Carryforwards and other details [Abstract]
Operating loss carryforwards, expiration dates	Dec. 31, 2036
Maximum [Member] \| State Income Taxes [Member]
Loss Carryforwards and other details [Abstract]
Operating loss carryforwards, expiration dates	Dec. 31, 2036
Maximum [Member] \| Non-US [Member]
Loss Carryforwards and other details [Abstract]
Operating loss carryforwards, expiration dates	Dec. 31, 2025