Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2014

Long-term Debt, Unclassified [Abstract]

Schedule of Long-term Debt Instruments [Table Text Block]

The following tables present the composition of our long-term debt portfolio.

December 31, ($ in millions)	Amount		Interest rate	Weighted-average interest rate (a)		Due date range
2014
Unsecured debt
Fixed rate (b)	$	18,961
Variable rate	376
Trust preferred securities	2,626
Fair value adjustment (c)	452
Total unsecured debt	22,415		0.33 - 8.30%	5.90	%	2015 - 2049
Secured debt
Fixed rate	19,827
Variable rate	24,316
Total secured debt (d) (e)	44,143		0.21 - 4.59%	0.94	%	2015 - 2023
Total long-term debt	$	66,558
2013
Unsecured debt
Fixed rate (b)	$	21,367
Variable rate	2,755
Trust preferred securities	2,624
Fair value adjustment (c)	445
Total unsecured debt	27,191		0.32 - 10.29%	6.28	%	2014 - 2049
Secured debt
Fixed rate	20,492
Variable rate	21,782
Total secured debt (d) (e)	42,274		0.40 - 4.59%	0.98	%	2014 - 2022
Total long-term debt	$	69,465

(a) Based on the debt outstanding and the interest rate at December 31 of each year.

(b) Includes subordinated debt of $297 million at December 31, 2014 and $271 million at December 31, 2013.

(c) Amount represents the hedge accounting adjustment of fixed-rate debt.

(d) Includes $24.3 billion and $24.1 billion of VIE secured debt outstanding at December 31, 2014 and 2013, respectively.

(e) Includes $17.0 billion and $15.1 billion of debt outstanding from the Automotive secured revolving credit facilities at December 31, 2014 and 2013, respectively

Schedule of Debt [Table Text Block]

	2014						2013
December 31, ($ in millions)	Unsecured		Secured		Total		Unsecured		Secured		Total
Long-term debt
Due within one year	$	4,809	$	12,629	$	17,438	$	5,321	$	11,851	$	17,172
Due after one year	17,154		31,514		48,668		21,425		30,423		51,848
Fair value adjustment	452		—		452		445		—		445
Total long-term debt	$	22,415	$	44,143	$	66,558	$	27,191	$	42,274	$	69,465

Scheduled Remaining Maturity of Long-term Debt [Table Text Block]

The following table presents the scheduled remaining maturity of long-term debt, assuming no early redemptions will occur. The actual payment of secured debt may vary based on the payment activity of the related pledged assets.

Year ended December 31, ($ in millions)	2015			2016			2017			2018			2019			2020 and thereafter			Fair value adjustment		Total
Unsecured
Long-term debt	$	4,867		$	1,934		$	4,399		$	1,278		$	1,625		$	9,275		$	452	$	23,830
Original issue discount	(58		)	(69		)	(80		)	(93		)	(32		)	(1,083		)	—		(1,415		)
Total unsecured	4,809			1,865			4,319			1,185			1,593			8,192			452		22,415
Secured
Long-term debt	12,629			11,576			11,225			4,274			2,514			1,925			—		44,143
Total long-term debt	$	17,438		$	13,441		$	15,544		$	5,459		$	4,107		$	10,117		$	452	$	66,558

Pledged assets for the payment of the related secured borrowings and repurchase agreements [Table Text Block]

The following summarizes assets restricted as collateral for the payment of the related debt obligation primarily arising from securitization transactions accounted for as secured borrowings and repurchase agreements.

	2014				2013
December 31, ($ in millions)	Total		Ally Bank (a)		Total		Ally Bank (a)
Investment securities	$	786	$	786	$	2,864	$	2,864
Mortgage assets held-for-investment and lending receivables	7,541		7,541		8,524		8,524
Consumer automotive finance receivables	33,438		11,263		32,947		12,332
Commercial automotive finance receivables	20,605		20,083		21,249		21,249
Investment in operating leases, net	6,820		4,672		5,810		3,190
Other assets	—		—		563		—
Total assets restricted as collateral (b) (c)	$	69,190	$	44,345	$	71,957	$	48,159
Secured debt (d)	$	47,867	$	27,134	$	47,594	$	27,818

(a) Ally Bank is a component of the total column.

(b) Ally Bank has an advance agreement with the Federal Home Loan Bank of Pittsburgh (FHLB), and had assets pledged to secure borrowings that were restricted as collateral to the FHLB totaling $10.7 billion and $12.7 billion at December 31, 2014, and 2013, respectively. These assets were composed primarily of consumer mortgage finance receivables and loans, net. Ally Bank has access to the Federal Reserve Bank Discount Window. Ally Bank had assets pledged and restricted as collateral to the Federal Reserve Bank totaling $3.2 billion and $3.2 billion at December 31, 2014, and 2013, respectively. These assets were composed of consumer automotive finance receivables and loans, net and investment in operating leases, net. Availability under these programs is only for the operations of Ally Bank and cannot be used to fund the operations or liabilities of Ally or its subsidiaries.

(c) Excludes restricted cash and cash reserves for securitization trusts recorded within other assets on the Consolidated Balance Sheet. Refer to Note 13 for additional information.

(d) Includes $3.7 billion and $5.3 billion of short-term borrowings at December 31, 2014, and 2013, respectively

Schedule Of Committed Funding Facilities [Table Text Block]

Committed Funding Facilities

	Outstanding				Unused capacity (a)				Total capacity
December 31, ($ in millions)	2014		2013		2014		2013		2014		2013
Bank funding
Secured	$	3,250	$	2,750	$	250	$	250	$	3,500	$	3,000
Parent funding
Secured (b)	15,030		15,159		3,425		6,497		18,455		21,656
Total committed facilities	$	18,280	$	17,909	$	3,675	$	6,747	$	21,955	$	24,656

(a) Funding from committed secured facilities is available on request in the event excess collateral resides in certain facilities or is available to the extent incremental collateral is available and contributed to the facilities.

(b) Includes the secured facility of Corporate Finance at December 31, 2013.