Supplemental Disclosures of Cash Flow Information - Summary of Supplemental Cash Flow Information (Detail) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018
Supplemental cash flow information:
Interest paid during the period	$ 14	$ 20
Supplemental non-cash disclosure:
Capital expenditures included in accounts payable	10	12
Construction in progress transferred to gross operating real estate	9
Cash flow hedge adjustment, net of tax		2
Casualty receivable related to real estate		$ 3
Dividends payable on common stock	12		$ 12
Recognition of right of use operating lease assets and operating lease liabilities	$ 27

Casualty receivable related to real estate.

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- Definition

Construction in progress transferred to gross operating real estate.

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- Definition

Noncash transaction, cash flow hedge adjustment net of tax.

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Recognition of right of use operating lease assets and operating lease liabilities.

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Future cash outflow to pay for purchases of fixed assets that have occurred.

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Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding.

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Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.

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