CONSOLIDATED STATEMENTS OF SHAREOWNER'S EQUITY (USD $) In Thousands, unless otherwise specified		Total		Preferred Stock	Common Stock	Additional Paid-in Capital	Retained Earnings		Accumulated Other Comprehensive Income (Loss)	Comprehensive Income (Loss)
Balance at Dec. 31, 2008
Increase (decrease) in shareowner's equity
Cumulative effect adjustments		$ (455,602)	[1]				$ (455,278)	[1]	$ (324)
Balance at Dec. 31, 2009 (Balance, before cumulative effect adjustments)		3,677,790	[1]	2	5,000	1,361,734	2,579,504	[1]	(268,450)
Balance at Dec. 31, 2009		3,222,188	[1]	2	5,000	1,361,734	2,124,226	[1]	(268,774)
Increase (decrease) in shareowner's equity
Net income for the period	[1]	223,311					223,311			223,311
Net income for the period at Jan. 01, 2010 (Balance, before cumulative effect adjustments)		258,238
Other comprehensive income		626,614	[1]						626,614	626,614	[1]
Total comprehensive income	[1]	849,925								849,925
Balance at Dec. 31, 2010		4,072,113	[1]	2	5,000	1,361,734	2,347,537	[1]	357,840
Increase (decrease) in shareowner's equity
Net income for the period	[1]	323,756					323,756			323,756
Net income for the period at Jan. 01, 2011 (Balance, before cumulative effect adjustments)		347,434
Other comprehensive income		696,481	[1]						696,481	696,481	[1]
Total comprehensive income	[1]	1,020,237								1,020,237
Dividends paid to the parent company	[1]	(215,000)					(215,000)
Balance at Dec. 31, 2011		4,877,350	[1]	2	5,000	1,361,734	2,456,293	[1]	1,054,321
Increase (decrease) in shareowner's equity
Net income for the period	[1]	308,536					308,536			308,536
Other comprehensive income		756,803	[1]						756,803	756,803	[1]
Total comprehensive income	[1]	1,065,339								1,065,339
Capital contributions		1,524	[1]			1,524
Dividends paid to the parent company	[1]	(257,000)					(257,000)
Balance at Dec. 31, 2012		$ 5,687,213	[1]	$ 2	$ 5,000	$ 1,363,258	$ 2,507,829	[1]	$ 1,811,124

[1] Recast from previously reported information