Debt	3 Months Ended
Mar. 31, 2013
Debt
Debt	Note 12—Debt *Revolving Credit Facility* The Company has a $1,000,000 unsecured credit facility (the “Revolving Credit Facility”) with a maturity date of July 2016. At March 31, 2013, borrowings and availability under the Revolving Credit Facility were $491,000 and $509,000, respectively. As of March 31, 2013, the interest rate on borrowings under the Revolving Credit Facility was at a spread over LIBOR. The Revolving Credit Facility requires payment of certain annual agency and commitment fees and requires that the Company satisfy certain financial covenants. At March 31, 2013, the Company was in compliance with the financial covenants under the Revolving Credit Facility. *Senior Notes* In November 2009, the Company issued $600,000 principal amount of unsecured 4.75% Senior Notes due November 2014 (the “4.75% Senior Notes”) at 99.813% of their face value. Net proceeds from the sale of the 4.75% Senior Notes were used to repay borrowings under the Company’s Revolving Credit Facility. Interest on the 4.75% Senior Notes is payable semi-annually on May 15 and November 15 of each year to the holders of record as of the immediately preceding May 1 and November 1. The Company may, at its option, redeem some or all of the 4.75% Senior Notes at any time by paying a make-whole premium, plus accrued and unpaid interest, if any, to the date of repurchase. The 4.75% Senior Notes are unsecured and rank equally in right of payment with the Company’s other unsecured senior indebtedness. The fair value of the 4.75% Senior Notes at March 31, 2013 was approximately $635,000 based on recent bid prices in an active market and are therefore classified as Level 1 in the fair value hierarchy. In January 2012, the Company issued $500,000 principal amount of unsecured 4.00% Senior Notes due February 2022 (the “4.00% Senior Notes”) at 99.746% of their face value. Net proceeds from the sale of the 4.00% Senior Notes before payment of fees and expenses related to the offering in the amount of $498,730 were used to repay borrowings under the Company’s Revolving Credit Facility. Interest on the 4.00% Senior Notes is payable semi-annually on February 1 and August 1 of each year, to the holders of record as of the immediately preceding January 15 and July 15. The Company may, at its option, redeem some or all of the 4.00% Senior Notes at any time by paying 100% of the principal amount, plus accrued and unpaid interest, if any, to the date of repurchase, plus a make-whole premium (if redeemed prior to November 1, 2021). The 4.00% Senior Notes are unsecured and rank equally in right of payment with the Company’s other unsecured senior indebtedness. The fair value of the 4.00% Senior Notes at March 31, 2013 was approximately $522,000 based on recent bid prices in an active market and are therefore classified as Level 1 in the fair value hierarchy. *Receivables Securitization Facility* A subsidiary of the Company has entered into a Receivables Securitization Facility with a financial institution whereby the subsidiary can sell an undivided interest of up to $100,000 in a designated pool of qualified accounts receivable (the “Receivables Securitization Facility”). The Company services, administers and collects the receivables on behalf of the purchaser. The Receivables Securitization Facility includes certain covenants and provides for various events of termination. In January 2013, the Company amended the Receivables Securitization Facility to extend the expiration date to January 2014. Transfers of receivables are reflected as debt issued in the Company’s Condensed Consolidated Statements of Cash Flow, and the value of the outstanding undivided interest held by investors at December 31, 2012 and March 31, 2013 is accounted for as a secured borrowing and is included in the Company’s Condensed Consolidated Balance Sheets as short-term debt. At March 31, 2013, borrowings under the Receivables Securitization Facility were $91,900. Fees incurred in connection with the Receivables Securitization Facility are included in interest expense. The carrying value of borrowings under the Company’s Revolving Credit Facility and Receivables Securitization Facility approximated their fair value at March 31, 2013 due to their relative short-term maturities and market interest rates and are therefore classified as Level 2 in the fair value hierarchy.

Note 12—Debt

Revolving Credit Facility

The Company has a $1,000,000 unsecured credit facility (the “Revolving Credit Facility”) with a maturity date of July 2016. At March 31, 2013, borrowings and availability under the Revolving Credit Facility were $491,000 and $509,000, respectively. As of March 31, 2013, the interest rate on borrowings under the Revolving Credit Facility was at a spread over LIBOR. The Revolving Credit Facility requires payment of certain annual agency and commitment fees and requires that the Company satisfy certain financial covenants. At March 31, 2013, the Company was in compliance with the financial covenants under the Revolving Credit Facility.

Senior Notes

In November 2009, the Company issued $600,000 principal amount of unsecured 4.75% Senior Notes due November 2014 (the “4.75% Senior Notes”) at 99.813% of their face value. Net proceeds from the sale of the 4.75% Senior Notes were used to repay borrowings under the Company’s Revolving Credit Facility. Interest on the 4.75% Senior Notes is payable semi-annually on May 15 and November 15 of each year to the holders of record as of the immediately preceding May 1 and November 1. The Company may, at its option, redeem some or all of the 4.75% Senior Notes at any time by paying a make-whole premium, plus accrued and unpaid interest, if any, to the date of repurchase. The 4.75% Senior Notes are unsecured and rank equally in right of payment with the Company’s other unsecured senior indebtedness. The fair value of the 4.75% Senior Notes at March 31, 2013 was approximately $635,000 based on recent bid prices in an active market and are therefore classified as Level 1 in the fair value hierarchy.

In January 2012, the Company issued $500,000 principal amount of unsecured 4.00% Senior Notes due February 2022 (the “4.00% Senior Notes”) at 99.746% of their face value. Net proceeds from the sale of the 4.00% Senior Notes before payment of fees and expenses related to the offering in the amount of $498,730 were used to repay borrowings under the Company’s Revolving Credit Facility. Interest on the 4.00% Senior Notes is payable semi-annually on February 1 and August 1 of each year, to the holders of record as of the immediately preceding January 15 and July 15. The Company may, at its option, redeem some or all of the 4.00% Senior Notes at any time by paying 100% of the principal amount, plus accrued and unpaid interest, if any, to the date of repurchase, plus a make-whole premium (if redeemed prior to November 1, 2021). The 4.00% Senior Notes are unsecured and rank equally in right of payment with the Company’s other unsecured senior indebtedness. The fair value of the 4.00% Senior Notes at March 31, 2013 was approximately $522,000 based on recent bid prices in an active market and are therefore classified as Level 1 in the fair value hierarchy.

Receivables Securitization Facility

A subsidiary of the Company has entered into a Receivables Securitization Facility with a financial institution whereby the subsidiary can sell an undivided interest of up to $100,000 in a designated pool of qualified accounts receivable (the “Receivables Securitization Facility”). The Company services, administers and collects the receivables on behalf of the purchaser. The Receivables Securitization Facility includes certain covenants and provides for various events of termination. In January 2013, the Company amended the Receivables Securitization Facility to extend the expiration date to January 2014. Transfers of receivables are reflected as debt issued in the Company’s Condensed Consolidated Statements of Cash Flow, and the value of the outstanding undivided interest held by investors at December 31, 2012 and March 31, 2013 is accounted for as a secured borrowing and is included in the Company’s Condensed Consolidated Balance Sheets as short-term debt. At March 31, 2013, borrowings under the Receivables Securitization Facility were $91,900. Fees incurred in connection with the Receivables Securitization Facility are included in interest expense.

The carrying value of borrowings under the Company’s Revolving Credit Facility and Receivables Securitization Facility approximated their fair value at March 31, 2013 due to their relative short-term maturities and market interest rates and are therefore classified as Level 2 in the fair value hierarchy.