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Income Taxes - Narrative (Detail)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Income Tax Disclosure [Abstract]
Unconsolidated effective income tax rate	28.00%	25.70%

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- Definition

Effective Income Tax Rate Reconciliation, Not Including Non-Controlling Interest, Percent

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No definition available.

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No definition available.

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