Debt (Tables)

12 Months Ended

Dec. 31, 2014

Debt Disclosure [Abstract]

Commercial Paper and Borrowings Under Bank Credit Facilities

Commercial Paper and Borrowings Under Bank Credit Facilities ($ in millions)

	December 31
	2014			2013
Balance	$	72.1		$	23.6
Weighted average interest rate	0.56		%	0.80		%

Outstanding balances of debt obligations and the applicable interest rates

utstanding balances of our debt obligations and the applicable interest rates as of December 31 ($ in millions):

	Date of Issue	Final Maturity	Interest Rate		2014		2013
Recourse Fixed Rate Debt
Unsecured	04/14/05	04/15/15	5.70	%	$	100.0	$	100.0
Unsecured	02/05/10	05/15/15	4.75	%	250.0		250.0
Unsecured	12/22/05	12/22/15	5.75	%	70.0		85.0
Unsecured	03/03/06	03/01/16	5.80	%	200.0		200.0
Unsecured	11/19/10	07/15/16	3.50	%	250.0		250.0
Unsecured	09/20/11	07/15/16	3.50	%	100.0		100.0
Unsecured	03/04/14	03/04/17	1.25	%	300.0		—
Unsecured	02/06/08	02/15/18	6.00	%	200.0		200.0
Unsecured	03/19/13	07/30/18	2.38	%	250.0		250.0
Unsecured (1)	12/27/10	10/31/18	3.84	%	15.7		22.0
Unsecured (1)	11/29/10	11/30/18	3.70	%	12.1		17.2
Unsecured	11/19/13	03/15/19	2.50	%	300.0		300.0
Unsecured	03/04/14	07/30/19	2.50	%	250.0		—
Unsecured	10/31/14	03/30/20	2.60	%	250.0		—
Unsecured	05/27/11	06/01/21	4.85	%	250.0		250.0
Unsecured	09/20/11	06/01/21	4.85	%	50.0		50.0
Unsecured	06/11/12	06/15/22	4.75	%	250.0		250.0
Unsecured	03/19/13	03/30/23	3.90	%	250.0		250.0
Unsecured	03/04/14	03/15/44	5.20	%	300.0		—
Unsecured	04/30/09	05/15/14	8.75	%	—		300.0
Total recourse fixed rate debt					$	3,647.8	$	2,874.2
Recourse Floating Rate Debt
Unsecured	12/15/10	10/31/15	1.47	%	$	24.8	$	36.4
Unsecured (1)	12/06/11	08/31/16	1.57	%	15.3		22.1
Unsecured (1)	09/02/11	08/31/16	1.13	%	8.0		11.5
Unsecured (1)	03/29/06	09/30/16	2.08	%	18.9		32.2
Unsecured (1)	06/29/07	09/30/16	2.03	%	8.5		14.4
Unsecured (1)	12/18/07	10/31/16	1.98	%	12.7		21.6
Unsecured	12/21/12	12/21/17	1.39	%	100.0		100.0
Unsecured	01/22/13	12/21/17	1.39	%	10.0		70.0
Unsecured (1)	08/31/12	12/31/19	2.33	%	60.5		68.7

	Date of Issue	Final Maturity	Interest Rate		2014			2013
Unsecured (1)	06/27/13	12/31/20	1.87	%	121.0			137.5
Unsecured (1)	10/30/13	12/31/20	1.91	%	30.2			34.4
Unsecured (1)	05/05/14	12/31/20	1.99	%	30.2			—
Unsecured	08/28/14	08/28/24	1.54	%	100.0			—
Unsecured	03/01/10	02/28/15	1.83	%	—			13.7
Unsecured	12/12/11	06/12/17	1.63	%	—			103.5
Unsecured	08/12/13	06/12/17	1.63	%	—			71.1
Unsecured	01/12/12	06/12/17	1.63	%	—			31.5
Unsecured	02/21/13	12/21/17	1.81	%	—			35.0
Secured	12/19/11	12/19/20	2.10	%	—			91.1
Total recourse floating rate debt					$	540.1		$	894.7
Nonrecourse Fixed Rate Debt
Secured (1)	09/30/97	09/20/16	6.69	%	$	15.9		$	25.4
Total nonrecourse fixed rate debt					$	15.9		$	25.4
Nonrecourse Floating Rate Debt
Secured	Various	05/08/14	1.40	%	$	—		$	47.7
Total nonrecourse floating rate debt					$	—		$	47.7
Total debt principal					$	4,203.8		$	3,842.0
Debt discount, net					(8.6		)	(8.9		)
Debt adjustment for fair value hedges					0.6			5.4
Total Debt					$	4,195.8		$	3,838.5

Maturities of GATX's debt obligation

The following table shows the scheduled principal payments of our debt obligations as of December 31, 2014 (in millions):

2015	$	529.2
2016	639.2
2017	455.4
2018	507.5
2019	592.3
Thereafter	1,480.2
Total debt principal	$	4,203.8