Debt

3 Months Ended

Mar. 31, 2013

Debt Disclosure [Abstract]

Debt

Note 13― Debt

Short-term and long-term debt were as follows:

	March 31,		December 31,
(In millions)	2013		2012
Short-term:
Commercial paper	$	400	$	200
Current maturities of long-term debt		-		1
Total short-term debt	$	400	$	201
Long-term:
Uncollateralized debt:
2.75% Notes due 2016	$	600	$	600
5.375% Notes due 2017		250		250
6.35% Notes due 2018		131		131
8.5% Notes due 2019		251		251
4.375% Notes due 2020		249		249
5.125% Notes due 2020		299		299
6.37% Notes due 2021		78		78
4.5% Notes due 2021		299		299
4% Notes due 2022		743		743
7.65% Notes due 2023		100		100
8.3% Notes due 2023		17		17
7.875% Debentures due 2027		300		300
8.3% Step Down Notes due 2033		83		83
6.15% Notes due 2036		500		500
5.875% Notes due 2041		298		298
5.375% Notes due 2042		750		750
Other		47		38
Total long-term debt	$	4,995	$	4,986

As described in Note 3, the Company acquired HealthSpring on January 31, 2012. At the acquisition date, HealthSpring had $326 million of debt outstanding. In accordance with debt covenants, HealthSpring's debt obligation was paid immediately following the acquisition. This repayment is reported as a financing activity in the statement of cash flows for the three months ended March 31, 2012.

In December 2012, the Company extended the life of its June 2011 five-year revolving credit and letter of credit agreement for $1.5 billion, that permits up to $500 million to be used for letters of credit. This agreement is diversified among 16 banks, with 3 banks each having 12% of the commitment and the remainder spread among 13 banks. The credit agreement includes options that are subject to consent by the administrative agent and the committing banks, to increase the commitment amount to $2 billion and to extend the term past December 2017. The credit agreement is available for general corporate purposes, including as a commercial paper backstop and for the issuance of letters of credit. This agreement has certain covenants, including a financial covenant requiring the Company to maintain a total debt-to-adjusted capital ratio at or below 0.50 to 1.00. As of March 31, 2013, the Company had $5.0 billion of borrowing capacity within the maximum debt coverage covenant in the agreement in addition to the $5.4 billion of debt outstanding. There were letters of credit of $66 million issued as of March 31, 2013.

The Company was in compliance with its debt covenants as of March 31, 2013.