Collateralized Transactions	12 Months Ended
Dec. 31, 2011
Collateralized Transactions [Abstract]
Collateralized Transactions	Note 11: Collateralized Transactions The Company enters into securities borrowing and lending contracts in connection with MBIA's collateralized investment agreement and repurchase agreement activities and to invest short-term cash balances or to provide liquidity to the Company's asset/liability programs. Such contracts are only transacted with high-quality dealer firms. It is the Company's policy to take possession of securities borrowed under these contracts. The Company minimizes the credit risk of counterparties to transactions that might be unable to fulfill their contractual obligations by monitoring customer credit exposure and collateral values and requiring additional collateral to be deposited with the Company when deemed necessary. The Company routinely pledges securities it owns in accordance with the terms of its collateralized transactions. Securities pledged in connection with investment agreement activities may not be repledged by the investment agreement counterparty. Securities pledged as part of repurchase agreements may be repledged by the counterparty of the contract or by MBIA. As of December 31, 2011 and 2010, the fair value of financial assets pledged as collateral under repurchase agreements in which the counterparties have the right to repledge the securities were $543 million and $552 million, respectively. As of December 31, 2011 and 2010, securities sold under agreements to which the Company has agreed to repurchase were $287 million and $471 million, respectively. There was no cash collateral pledged under these agreements as of December 31, 2011 and 2010. Under certain non-insurance derivative contracts entered into by the Company, collateral postings are required by either MBIA or the counterparty when the aggregate market value of derivative contracts entered into with the same counterparty exceeds a predefined threshold. Securities pledged in connection with these derivative contracts may not be repledged by the counterparty Refer to "Note 10: Derivative Instruments" for information related to collateral postings related to non-insurance derivative contracts.

Note 11: Collateralized Transactions

The Company enters into securities borrowing and lending contracts in connection with MBIA's collateralized investment agreement and repurchase agreement activities and to invest short-term cash balances or to provide liquidity to the Company's asset/liability programs. Such contracts are only transacted with high-quality dealer firms. It is the Company's policy to take possession of securities borrowed under these contracts. The Company minimizes the credit risk of counterparties to transactions that might be unable to fulfill their contractual obligations by monitoring customer credit exposure and collateral values and requiring additional collateral to be deposited with the Company when deemed necessary.

The Company routinely pledges securities it owns in accordance with the terms of its collateralized transactions. Securities pledged in connection with investment agreement activities may not be repledged by the investment agreement counterparty. Securities pledged as part of repurchase agreements may be repledged by the counterparty of the contract or by MBIA. As of December 31, 2011 and 2010, the fair value of financial assets pledged as collateral under repurchase agreements in which the counterparties have the right to repledge the securities were $543 million and $552 million, respectively. As of December 31, 2011 and 2010, securities sold under agreements to which the Company has agreed to repurchase were $287 million and $471 million, respectively. There was no cash collateral pledged under these agreements as of December 31, 2011 and 2010.

Under certain non-insurance derivative contracts entered into by the Company, collateral postings are required by either MBIA or the counterparty when the aggregate market value of derivative contracts entered into with the same counterparty exceeds a predefined threshold. Securities pledged in connection with these derivative contracts may not be repledged by the counterparty Refer to "Note 10: Derivative Instruments" for information related to collateral postings related to non-insurance derivative contracts.