Capital Structure (Tables)

12 Months Ended

Dec. 31, 2012

($ in millions)	2012		2011

6.125% Senior Notes, due 2012 ⁽¹⁾	$	—	$	350
7.50% Debentures, due 2013		250		250
5.00% Senior Notes, due 2014 ⁽¹⁾		650		650
6.20% Senior Notes, due 2014 ⁽¹⁾		300		300
6.75% Senior Debentures, due 2018		250		250
7.45% Senior Notes, due 2019 ⁽¹⁾		700		700
6.125% Senior Notes, due 2032 ⁽¹⁾		250		250
5.35% Senior Notes due 2033 ⁽¹⁾		400		400
5.55% Senior Notes due 2035 ⁽¹⁾		800		800
5.95% Senior Notes, due 2036 ⁽¹⁾		650		650
6.90% Senior Debentures, due 2038		250		250
5.20% Senior Notes, due 2042 ⁽¹⁾		500		—
6.125% Junior Subordinated Debentures, due 2067		500		500
6.50% Junior Subordinated Debentures, due 2067		500		500
Synthetic lease VIE obligations, floating rates, due 2014		44		44
Federal Home Loan Bank ("FHLB") advances, due 2018		13		14

Total long-term debt		6,057		5,908
Short-term debt ⁽²⁾		—		—

Total debt	$	6,057	$	5,908

(1): Senior Notes are subject to redemption at the Company's option in whole or in part at any time at the greater of either 100% of the principal amount plus accrued and unpaid interest to the redemption date or the discounted sum of the present values of the remaining scheduled payments of principal and interest and accrued and unpaid interest to the redemption date.
(2): The Company classifies any borrowings which have a maturity of twelve months or less at inception as short-term debt.

($ in millions)

Due within one year or less	$	250
Due after one year through 5 years		994
Due after 5 years through 10 years		963
Due after 10 years through 20 years		250
Due after 20 years		3,600

Total debt	$	6,057