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Income Taxes Effective Income Tax Rate Reconciliation (Details)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Effective Income Tax Rate Reconcilation [Abstract]
Federal statutory rate	35.00%	35.00%	35.00%
Foreign operations	1.80%	1.40%	6.70%
Valuation allowance	(2.10%)	(5.50%)	21.50%
Noncontrolling interest	(0.30%)	2.00%	7.50%
Goodwill	(10.30%)	(9.50%)	(5.70%)
Gain on settlement of liabilities subject to compromise	(0.40%)	0.20%	4.90%
Income not subject to taxation	(23.40%)	(25.40%)	(47.20%)
Other	(1.90%)	(1.50%)	(6.40%)
Effective Income Tax Rate, Continuing Operations	(1.60%)	(3.30%)	16.30%

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Effective Income Tax Rate Reconcilation [Abstract]

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to liabilities subject to compromise.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to noncontrolling interest income (loss) exempt from income taxes.

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Percentage of the difference, between reported income tax expense (benefit) and the expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, that is attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority interest income (expense), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, change in enacted tax rate, prior year income taxes, change in deferred tax asset valuation allowance, and other adjustments.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income (loss) exempt from income taxes.

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