The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period.

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The stated principal amount of the debt instrument at time of issuance, which may vary from the carrying amount because of unamortized premium or discount.

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Interest rate stated in the contractual debt agreement.

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Gross amount of debt extinguished.

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- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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- Definition

Total units issued during the year due to the sale of units. All partners include general, limited and preferred partners.

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-Publisher AICPA

-Name Practice Bulletin (PB)

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The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer).

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-Glossary Financing Activities

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The cash outflow from the repayment of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder.

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The cash outflow to pay off an obligation from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with either short term or long term maturity.

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The cash outflow to repay long-term debt that is wholly or partially secured by collateral. Excludes repayments of tax exempt secured debt.

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The cash outflow for a long-term debt where the holder has highest claim on the entity's asset in case of bankruptcy or liquidation during the period.

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Debt - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended			1 Months Ended
	Mar. 31, 2013	Mar. 31, 2013 HOST HOTELS & RESORTS L.P.	Mar. 31, 2013 Orlando World Center Marriott Subsequent Event	Mar. 19, 2013 Series D Senior Notes 3.75% Due October 2023	Mar. 31, 2013 Exchangeable 2004 Senior Debentures 3.25% Due April 2024	Mar. 31, 2013 Exchangeable 2004 Senior Debentures 3.25% Due April 2024 HOST HOTELS & RESORTS L.P.	May 31, 2013 Scenario, Forecast Series T Senior Notes 9% Due 2017	Jun. 30, 2013 Scenario, Forecast Series Q Senior Notes 6.75% Due June 2016
Debt Instrument [Line Items]
Face amount of debt				$ 400
Debt interest rate			4.75%	3.75%	3.25%		9.00%	6.75%
Proceed from issuance of note				396
Repayment of senior notes							400	200
Redemption price of Senior notes		1					418	202
Value of debentures converted to equity					174
Debt converted into shares of Host Inc. common stock					11.7
Common OP units issued, units						11.5
Debentures redeemed for cash					1
Repayment on credit facility	100	100
Remaining borrowing capacity	842
Repayment of mortgage loan			$ 246