Label	Element	Value
AOCI Attributable to Parent [Member]
Stockholders' Equity Attributable to Parent	us-gaap_StockholdersEquity	$ (315,000,000)
Stockholders' Equity Attributable to Parent	us-gaap_StockholdersEquity	(173,000,000)
Retained Earnings [Member]
Stockholders' Equity Attributable to Parent	us-gaap_StockholdersEquity	9,313,000,000
Stockholders' Equity Attributable to Parent	us-gaap_StockholdersEquity	9,359,000,000
Stockholders' Equity Attributable to Parent	us-gaap_StockholdersEquity	$ 9,364,000,000