Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) $ in Millions	USD ($)
Common Stock, Value, Issued	$ 6
Additional Paid in Capital	5,687
Accumulated Other Comprehensive Income (Loss), Net of Tax	593
Retained Earnings (Accumulated Deficit)	1,876
Balance, at beginning of period at Dec. 31, 2015	8,162
Dividends	(500)
Net Income (Loss) Attributable to Parent	28
Total other comprehensive income	242
Balance, at end of period at Mar. 31, 2016	7,932
Common Stock, Value, Issued	6
Additional Paid in Capital	5,187
Accumulated Other Comprehensive Income (Loss), Net of Tax	835
Retained Earnings (Accumulated Deficit)	1,904
Common Stock, Value, Issued	6
Additional Paid in Capital	4,935
Accumulated Other Comprehensive Income (Loss), Net of Tax	722
Retained Earnings (Accumulated Deficit)	2,158
Balance, at beginning of period at Dec. 31, 2016	7,821
Dividends	(298)
Net Income (Loss) Attributable to Parent	75
Total other comprehensive income	37
Balance, at end of period at Mar. 31, 2017	7,635
Common Stock, Value, Issued	6
Additional Paid in Capital	4,637
Accumulated Other Comprehensive Income (Loss), Net of Tax	759
Retained Earnings (Accumulated Deficit)	$ 2,233