Repurchase Agreements and Other Debt (Tables)

9 Months Ended

Sep. 30, 2016

Disclosure of Repurchase Agreements [Abstract]

Schedule of Borrowings under Repurchase Agreements and Weighted Average Interest Rates

The following table summarizes our borrowings under repurchase agreements by their remaining maturities as of September 30, 2016 and December 31, 2015 (dollars in millions):

	September 30, 2016					December 31, 2015
Remaining Maturity	Repurchase Agreements		Weighted Average Interest Rate		Weighted Average Days to Maturity	Repurchase Agreements		Weighted Average Interest Rate		Weighted Average Days to Maturity
Agency repo:
≤ 1 month	$	17,198	0.72	%	11	$	17,579	0.54	%	14
> 1 to ≤ 3 months	9,318		0.79	%	50	14,283		0.64	%	58
> 3 to ≤ 6 months	3,617		0.90	%	126	3,154		0.61	%	121
> 6 to ≤ 9 months	765		0.85	%	221	589		0.65	%	199
> 9 to ≤ 12 months	615		0.95	%	309	1,201		0.65	%	307
> 12 to ≤ 24 months	1,985		1.09	%	495	1,473		0.73	%	600
> 24 to ≤ 36 months	1,100		1.21	%	926	650		0.81	%	901
> 36 to ≤ 48 months	2,100		1.15	%	1,216	1,300		0.86	%	1,231
> 48 to < 60 months	925		1.23	%	1,559	1,500		0.76	%	1,477
Total agency repo	37,623		0.83	%	199	41,729		0.61	%	173
U.S. Treasury repo:
1 day	45		0.85	%	3	25		—	%	1
Total	$	37,668	0.83	%	198	$	41,754	0.61	%	173

Schedule of Federal Home Loan Bank Advances and Weighted Average Interest Rates [Table Text Block]

As of September 30, 2016 and December 31, 2015, we had $3.0 billion and $3.8 billion, respectively, of outstanding secured FHLB advances, with a weighted average borrowing rate of 0.63% and 0.53%, respectively, and a weighted average remaining term to maturity of 123 and 141 days, respectively, consisting of 30 day and longer-term floating rate advances:

	September 30, 2016					December 31, 2015
Remaining Maturity	FHLB Advances		Weighted Average Interest Rate		Weighted Average Days to Maturity	FHLB Advances		Weighted Average Interest Rate		Weighted Average Days to Maturity
≤ 1 month	$	—	—	%	—	$	1,952	0.47	%	14
> 1 to ≤ 3 months	—		—	%	—	681		0.60	%	84
> 4 to ≤ 6 months	3,037		0.63	%	123	—		—	%	—
13 months	—		—	%	—	1,120		0.58	%	397
Total FHLB advances	$	3,037	0.63	%	123	$	3,753	0.53	%	141