Date when the acquirer obtains control of the acquiree, in CCYY-MM-DD format.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Percentage of voting equity interests acquired in a business combination achieved in stages, including equity interests in the acquiree held by the acquirer immediately before the acquisition date and acquired at the acquisition date.

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Net increase or decrease in the carrying amount of the debt instrument for the period.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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Change in other assets.

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Significant Accounting Policies [Line Items]

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Summary of Significant Accounting Principles - Additional Information (Detail) - USD ($) $ in Millions		3 Months Ended	12 Months Ended
	Mar. 06, 2012	Mar. 31, 2016	Dec. 31, 2015	Apr. 15, 2016
Accounting Standards Update 2015-03
Significant Accounting Policies [Line Items]
Reduction of other assets		$ 7	$ 7
Senior Notes \| Accounting Standards Update 2015-03
Significant Accounting Policies [Line Items]
Increase (decrease) in senior notes		$ (7)	$ (7)
Kentucky Trailer
Significant Accounting Policies [Line Items]
Ownership of interest held by noncontrolling partners		20.00%
Bourn & Koch, Inc.
Significant Accounting Policies [Line Items]
Ownership of interest held by noncontrolling partners		12.00%
ORX
Significant Accounting Policies [Line Items]
Ownership interest percentage		40.00%
Jazwares, LLC
Significant Accounting Policies [Line Items]
Ownership interest percentage		30.00%
Jazwares, LLC \| Subsequent Event
Significant Accounting Policies [Line Items]
Additional ownership interest acquired percentage				50.00%
Ownership Percentage by Parent				80.00%
TransRe
Significant Accounting Policies [Line Items]
Business acquisition date	Mar. 06, 2012
Integrated Project Services LLC
Significant Accounting Policies [Line Items]
Ownership of interest held by noncontrolling partners		16.00%