Loans Receivable, Net (Details - TDRs Average Investment and Income) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Average Recorded Investment And Interest Income Recognized [Line Items]
TDRs, Average Recorded Investment	$ 1,391	$ 1,502
TDRs, Interest Income Recognized	12	13
One- To Four-Family [Member]
Average Recorded Investment And Interest Income Recognized [Line Items]
TDRs, Average Recorded Investment	1,154	1,221
TDRs, Interest Income Recognized	8	8
Home Equity [Member]
Average Recorded Investment And Interest Income Recognized [Line Items]
TDRs, Average Recorded Investment	237	281
TDRs, Interest Income Recognized	$ 4	$ 5