Long-Term Debt	6 Months Ended
Jun. 30, 2012
Long-term Debt
Long-Term Debt	Note 6: Long-Term Debt As of June 30, 2012, our debt had an estimated fair value of $43.2 billion. The estimated fair value of our publicly traded debt is based on quoted market values for the debt. To estimate the fair value of debt for which there are no quoted market prices, we use interest rates available to us for debt with similar terms and remaining maturities. Repayments and Redemptions In February 2012, we redeemed $563 million principal amount of the $1.1 billion aggregate principal amount outstanding of our 7% senior notes due 2055 and repaid at maturity $553 million principal amount of our 9.8% senior notes due 2012. In April 2012, we redeemed the remaining $563 million principal amount of our 7% senior notes due 2055. In July 2012, we repaid $202 million principal amount of our 10.625% senior subordinated debentures due 2012 and redeemed $575 million principal amount of our 6.625% senior notes due 2056. The carrying amount of these senior subordinated debentures and senior notes was recorded in the current portion of long-term debt in our condensed consolidated balance sheet as of June 30, 2012. In July 2012, we issued $1 billion aggregate principal amount of 3.125% senior notes due 2022 and $1.25 billion aggregate principal amount of 4.650% senior notes due 2042. A portion of the proceeds from this offering was used to fund the repayment of the 10.625% senior subordinated debentures and the redemption of the 6.625% senior notes in July 2012. Commercial Paper Program During the six months ended June 30, 2012, net repayments of commercial paper by NBCUniversal were $550 million. Revolving Credit Facility In June 2012, Comcast and Comcast Cable Communications, LLC entered into a new $6.25 billion revolving credit facility due June 2017 that may be used for general corporate purposes with a syndicate of banks. The new revolving credit facility replaces our prior $6.8 billion revolving credit facility, which was terminated in connection with the execution of the new revolving credit facility. The interest rate on the new facility consists of a base rate plus a borrowing margin that is determined based on Comcast's credit rating. As of June 30, 2012, the borrowing margin for borrowings based on the London Interbank Offered Rate (“LIBOR”) was 1.125%. The terms of the new revolving credit facility's financial covenants and guarantees are substantially the same as those under the prior revolving credit facility. As of June 30, 2012, amounts available under the new facility totaled $5.8 billion.

Long-Term Debt

6 Months Ended

Jun. 30, 2012

Note 6: Long-Term Debt

As of June 30, 2012, our debt had an estimated fair value of $43.2 billion. The estimated fair value of our publicly traded debt is based on quoted market values for the debt. To estimate the fair value of debt for which there are no quoted market prices, we use interest rates available to us for debt with similar terms and remaining maturities.

Repayments and Redemptions

In February 2012, we redeemed $563 million principal amount of the $1.1 billion aggregate principal amount outstanding of our 7% senior notes due 2055 and repaid at maturity $553 million principal amount of our 9.8% senior notes due 2012. In April 2012, we redeemed the remaining $563 million principal amount of our 7% senior notes due 2055.

In July 2012, we repaid $202 million principal amount of our 10.625% senior subordinated debentures due 2012 and redeemed $575 million principal amount of our 6.625% senior notes due 2056. The carrying amount of these senior subordinated debentures and senior notes was recorded in the current portion of long-term debt in our condensed consolidated balance sheet as of June 30, 2012.

In July 2012, we issued $1 billion aggregate principal amount of 3.125% senior notes due 2022 and $1.25 billion aggregate principal amount of 4.650% senior notes due 2042. A portion of the proceeds from this offering was used to fund the repayment of the 10.625% senior subordinated debentures and the redemption of the 6.625% senior notes in July 2012.

Commercial Paper Program

During the six months ended June 30, 2012, net repayments of commercial paper by NBCUniversal were $550 million.

Revolving Credit Facility

In June 2012, Comcast and Comcast Cable Communications, LLC entered into a new $6.25 billion revolving credit facility due June 2017 that may be used for general corporate purposes with a syndicate of banks. The new revolving credit facility replaces our prior $6.8 billion revolving credit facility, which was terminated in connection with the execution of the new revolving credit facility. The interest rate on the new facility consists of a base rate plus a borrowing margin that is determined based on Comcast's credit rating. As of June 30, 2012, the borrowing margin for borrowings based on the London Interbank Offered Rate (“LIBOR”) was 1.125%. The terms of the new revolving credit facility's financial covenants and guarantees are substantially the same as those under the prior revolving credit facility. As of June 30, 2012, amounts available under the new facility totaled $5.8 billion.

- Definition

The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.

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