Income Taxes - Reconciliation of Statutory Federal Income Tax Rate (Details)	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Tax Disclosure [Abstract]
Statutory federal income tax rate	21.00%	21.00%	35.00%
State income taxes, net of federal effect	3.70%	3.20%	2.30%
Unconsolidated affiliates tax	0.60%	0.10%	0.90%
Tax expense (benefit) due to federal tax reform	0	0.012	(0.203)
Excess tax benefit from share-based awards	(5.10%)	(2.20%)	(3.60%)
Sale of businesses	(2.60%)	1.30%	0.00%
Domestic production activities deduction	0.00%	0.00%	(2.00%)
Other, net	0.70%	(0.30%)	(0.70%)
Effective income tax rate	18.30%	24.30%	11.60%

Effective Income Tax Rate Reconciliation, Equity in Earnings (Losses) of Equity Method Investments

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Effective Income Tax Reconciliation, Share-based Compensation, Excess Tax Benefit, Percent

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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 deduction for qualified production activity.

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Percentage of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations, attributable to Tax Cuts and Jobs Act.

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