Financial Statements for Guarantors of the Senior Notes (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2015		Mar. 31, 2014
Operating activities:
Net income	$ 189.0		$ 233.0
Equity in earnings of subsidiaries, net of taxes	0		0
Other	(79.6)		(27.7)
Net cash provided (required) by operating activities	109.4		205.3
Investing activities:
(Increase) decrease in short-term marketable securities	(25.0)		(106.7)
Proceeds from railcar lease fleet sales	78.5		224.3
Proceeds from disposition of property, plant, equipment, and other assets	1.6		17.2
Capital expenditures – leasing	(283.4)		0.4
Capital expenditures – manufacturing and other	(53.5)		(49.1)
Acquisitions, net of cash acquired	(45.5)		(112.6)
(Increase) decrease in investment in partially-owned subsidiaries	0		0
Other	4.2		2.9
Net cash provided (required) by investing activities	(323.1)		(23.6)
Financing activities:
Proceeds from issuance of common stock, net	0		0.3
Excess tax benefits from stock-based compensation	0.4		0.4
Payments to retire debt	(70.9)		(53.1)
(Increase) decrease in restricted cash	33.0		4.3
Shares repurchased	(18.0)		(12.5)
Dividends paid to common shareholders	(15.6)		(11.6)
Purchase of shares to satisfy employee tax on vested stock	(0.4)		(0.1)
Distributions to noncontrolling interest	(11.3)		(5.4)
Distributions to controlling interest in partially-owned subsidiaries	0		0
Change in intercompany financing between entities	0		0
Other	(0.7)		(0.3)
Net cash provided (required) by financing activities	(83.5)		(78.0)
Net increase (decrease) in cash and cash equivalents	(297.2)		103.7
Cash and cash equivalents at beginning of period	887.9		428.5
Cash and cash equivalents at end of period	590.7	[1]	532.2
Parent
Operating activities:
Net income	180.2		226.4
Equity in earnings of subsidiaries, net of taxes	(196.8)		(252.4)
Other	81.8		86.0
Net cash provided (required) by operating activities	65.2		60.0
Investing activities:
(Increase) decrease in short-term marketable securities	(25.0)		(106.7)
Proceeds from railcar lease fleet sales	0		0
Proceeds from disposition of property, plant, equipment, and other assets	0		0.4
Capital expenditures – leasing	0		0
Capital expenditures – manufacturing and other	(1.8)		(3.3)
Acquisitions, net of cash acquired	0		0
(Increase) decrease in investment in partially-owned subsidiaries	0		0
Other	0		1.0
Net cash provided (required) by investing activities	(26.8)		(108.6)
Financing activities:
Proceeds from issuance of common stock, net	0		0.3
Excess tax benefits from stock-based compensation	0.4		0.4
Payments to retire debt	0		0
(Increase) decrease in restricted cash	0		0
Shares repurchased	(18.0)		(12.5)
Dividends paid to common shareholders	(15.6)		(11.6)
Purchase of shares to satisfy employee tax on vested stock	(0.4)		(0.1)
Distributions to noncontrolling interest	0		0
Distributions to controlling interest in partially-owned subsidiaries			0
Change in intercompany financing between entities	(284.0)		173.4
Other	0		0
Net cash provided (required) by financing activities	(317.6)		149.9
Net increase (decrease) in cash and cash equivalents	(279.2)		101.3
Cash and cash equivalents at beginning of period	827.7		409.8
Cash and cash equivalents at end of period	548.5		511.1
Combined Guarantor Subsidiaries
Operating activities:
Net income	181.7		242.3
Equity in earnings of subsidiaries, net of taxes	(68.3)		(68.1)
Other	(181.7)		(89.0)
Net cash provided (required) by operating activities	(68.3)		85.2
Investing activities:
(Increase) decrease in short-term marketable securities	0		0
Proceeds from railcar lease fleet sales	15.7		146.0
Proceeds from disposition of property, plant, equipment, and other assets	0		0
Capital expenditures – leasing	(290.0)		1.9
Capital expenditures – manufacturing and other	(11.5)		(7.6)
Acquisitions, net of cash acquired	0		0
(Increase) decrease in investment in partially-owned subsidiaries	7.2		3.3
Other	0.7		(1.0)
Net cash provided (required) by investing activities	(277.9)		142.6
Financing activities:
Proceeds from issuance of common stock, net	0		0
Excess tax benefits from stock-based compensation	0		0
Payments to retire debt	(0.8)		(0.8)
(Increase) decrease in restricted cash	0		0
Shares repurchased	0		0
Dividends paid to common shareholders	0		0
Purchase of shares to satisfy employee tax on vested stock	0		0
Distributions to noncontrolling interest	0		0
Distributions to controlling interest in partially-owned subsidiaries	0		0
Change in intercompany financing between entities	339.0		(228.1)
Other	(0.7)		(0.3)
Net cash provided (required) by financing activities	337.5		(229.2)
Net increase (decrease) in cash and cash equivalents	(8.7)		(1.4)
Cash and cash equivalents at beginning of period	11.1		2.1
Cash and cash equivalents at end of period	2.4		0.7
Combined Non-Guarantor Subsidiaries
Operating activities:
Net income	89.7		85.0
Equity in earnings of subsidiaries, net of taxes	0		0
Other	35.7		(22.1)
Net cash provided (required) by operating activities	125.4		62.9
Investing activities:
(Increase) decrease in short-term marketable securities	0		0
Proceeds from railcar lease fleet sales	78.2		109.7
Proceeds from disposition of property, plant, equipment, and other assets	1.6		16.8
Capital expenditures – leasing	(8.8)		(32.9)
Capital expenditures – manufacturing and other	(40.2)		(38.2)
Acquisitions, net of cash acquired	(45.5)		(112.6)
(Increase) decrease in investment in partially-owned subsidiaries	0		0
Other	3.5		2.9
Net cash provided (required) by investing activities	(11.2)		(54.3)
Financing activities:
Proceeds from issuance of common stock, net	0		0
Excess tax benefits from stock-based compensation	0		0
Payments to retire debt	(70.1)		(52.3)
(Increase) decrease in restricted cash	29.8		6.7
Shares repurchased	0		0
Dividends paid to common shareholders	0		0
Purchase of shares to satisfy employee tax on vested stock	0		0
Distributions to noncontrolling interest	(11.3)		(5.4)
Distributions to controlling interest in partially-owned subsidiaries	(7.2)		(3.3)
Change in intercompany financing between entities	(67.9)		51.9
Other	0		0
Net cash provided (required) by financing activities	(126.7)		(2.4)
Net increase (decrease) in cash and cash equivalents	(12.5)		6.2
Cash and cash equivalents at beginning of period	89.4		44.0
Cash and cash equivalents at end of period	76.9		50.2
Eliminations
Operating activities:
Net income	(262.6)		(320.7)
Equity in earnings of subsidiaries, net of taxes	265.1		320.5
Other	(15.4)		(2.6)
Net cash provided (required) by operating activities	(12.9)		(2.8)
Investing activities:
(Increase) decrease in short-term marketable securities	0		0
Proceeds from railcar lease fleet sales	(15.4)		(31.4)
Proceeds from disposition of property, plant, equipment, and other assets	0		0
Capital expenditures – leasing	15.4		31.4
Capital expenditures – manufacturing and other	0		0
Acquisitions, net of cash acquired	0		0
(Increase) decrease in investment in partially-owned subsidiaries	(7.2)		(3.3)
Other	0		0
Net cash provided (required) by investing activities	(7.2)		(3.3)
Financing activities:
Proceeds from issuance of common stock, net	0		0
Excess tax benefits from stock-based compensation	0		0
Payments to retire debt	0		0
(Increase) decrease in restricted cash	3.2		(2.4)
Shares repurchased	0		0
Dividends paid to common shareholders	0		0
Purchase of shares to satisfy employee tax on vested stock	0		0
Distributions to noncontrolling interest	0		0
Distributions to controlling interest in partially-owned subsidiaries	7.2		3.3
Change in intercompany financing between entities	12.9		2.8
Other	0		0
Net cash provided (required) by financing activities	23.3		3.7
Net increase (decrease) in cash and cash equivalents	3.2		(2.4)
Cash and cash equivalents at beginning of period	(40.3)		(27.4)
Cash and cash equivalents at end of period	$ (37.1)		$ (29.8)

[1] (unaudited)