Financial Statements for Guarantors of the Senior Notes (Details 3) - USD ($) $ in Millions	3 Months Ended			9 Months Ended
	Sep. 30, 2016		Sep. 30, 2015	Sep. 30, 2016		Sep. 30, 2015
Operating activities:
Net income	$ 89.6		$ 212.2	$ 290.5		$ 622.0
Equity in earnings of subsidiaries, net of taxes	0.0		0.0	0.0		0.0
Other				501.6		8.3
Net cash provided (required) by operating activities				792.1		630.3
Investing activities:
(Increase) decrease in short-term marketable securities				(199.8)		75.0
Proceeds from dispositions of property and other assets				8.9		6.1
Proceeds from railcar lease fleet sales owned more than one year				37.7		313.4
Capital expenditures – leasing				(555.2)		(642.2)
Capital expenditures – manufacturing and other				(101.1)		(145.1)
Acquisitions, net of cash acquired				0.0		(46.2)
(Increase) decrease in investment in partially-owned subsidiaries				0.0		0.0
Divestitures				0.0		51.3
Other				4.0		4.8
Net cash provided (required) by investing activities				(805.5)		(382.9)
Financing activities:
Proceeds from issuance of common stock, net				0.0		0.2
Excess tax benefits from stock-based compensation				0.8		13.1
Payments to retire debt				(106.0)		(530.8)
Proceeds from issuance of debt				0.0		242.4
Decrease in restricted cash				11.9		32.3
Shares repurchased				(34.7)		(107.5)
Dividends paid to common shareholders				(50.0)		(48.0)
Purchase of shares to satisfy employee tax on vested stock				(16.4)		(27.4)
Distributions to noncontrolling interest				(18.4)		(30.4)
Distributions to controlling interest in partially-owned subsidiaries				0.0		0.0
Change in intercompany financing between entities				0.0		0.0
Other				(2.0)		(1.4)
Net cash provided (required) by financing activities				(214.8)		(457.5)
Net decrease in cash and cash equivalents				(228.2)		(210.1)
Cash and cash equivalents at beginning of period				786.0		887.9
Cash and cash equivalents at end of period	557.8	[1]	677.8	557.8	[1]	677.8
Reportable legal entities | Parent
Operating activities:
Net income	84.2		204.3	276.0		596.5
Equity in earnings of subsidiaries, net of taxes	(114.8)		(283.3)	(343.2)		(726.4)
Other				157.4		20.5
Net cash provided (required) by operating activities				90.2		(109.4)
Investing activities:
(Increase) decrease in short-term marketable securities				(199.8)		75.0
Proceeds from dispositions of property and other assets				0.0		0.0
Proceeds from railcar lease fleet sales owned more than one year				0.0		0.0
Capital expenditures – leasing				0.0		0.0
Capital expenditures – manufacturing and other				(12.9)		(8.4)
Acquisitions, net of cash acquired				0.0		0.0
(Increase) decrease in investment in partially-owned subsidiaries				0.0		0.0
Divestitures				0.0		0.0
Other				0.0		0.0
Net cash provided (required) by investing activities				(212.7)		66.6
Financing activities:
Proceeds from issuance of common stock, net				0.0		0.2
Excess tax benefits from stock-based compensation				0.8		13.1
Payments to retire debt				0.0		0.0
Proceeds from issuance of debt				0.0		(1.5)
Decrease in restricted cash				0.0		0.0
Shares repurchased				(34.7)		(107.5)
Dividends paid to common shareholders				(50.0)		(48.0)
Purchase of shares to satisfy employee tax on vested stock				(16.4)		(27.4)
Distributions to noncontrolling interest				0.0		0.0
Distributions to controlling interest in partially-owned subsidiaries				0.0		0.0
Change in intercompany financing between entities				(21.9)		36.7
Other				0.0		0.0
Net cash provided (required) by financing activities				(122.2)		(134.4)
Net decrease in cash and cash equivalents				(244.7)		(177.2)
Cash and cash equivalents at beginning of period				768.3		827.7
Cash and cash equivalents at end of period	523.6		650.5	523.6		650.5
Reportable legal entities | Combined Guarantor Subsidiaries
Operating activities:
Net income	97.6		208.1	265.5		583.9
Equity in earnings of subsidiaries, net of taxes	(33.9)		(56.9)	(76.5)		(181.5)
Other				211.9		(81.2)
Net cash provided (required) by operating activities				400.9		321.2
Investing activities:
(Increase) decrease in short-term marketable securities				0.0		0.0
Proceeds from dispositions of property and other assets				2.2		1.9
Proceeds from railcar lease fleet sales owned more than one year				27.3		142.1
Capital expenditures – leasing				(553.6)		(638.1)
Capital expenditures – manufacturing and other				(6.5)		(30.9)
Acquisitions, net of cash acquired				0.0		0.0
(Increase) decrease in investment in partially-owned subsidiaries				11.7		19.3
Divestitures				0.0		0.0
Other				0.0		0.9
Net cash provided (required) by investing activities				(518.9)		(504.8)
Financing activities:
Proceeds from issuance of common stock, net				0.0		0.0
Excess tax benefits from stock-based compensation				0.0		0.0
Payments to retire debt				(2.5)		(2.5)
Proceeds from issuance of debt				0.0		0.0
Decrease in restricted cash				0.2		0.0
Shares repurchased				0.0		0.0
Dividends paid to common shareholders				0.0		0.0
Purchase of shares to satisfy employee tax on vested stock				0.0		0.0
Distributions to noncontrolling interest				0.0		0.0
Distributions to controlling interest in partially-owned subsidiaries				0.0		0.0
Change in intercompany financing between entities				122.5		175.5
Other				0.0		0.0
Net cash provided (required) by financing activities				120.2		173.0
Net decrease in cash and cash equivalents				2.2		(10.6)
Cash and cash equivalents at beginning of period				1.7		11.1
Cash and cash equivalents at end of period	3.9		0.5	3.9		0.5
Reportable legal entities | Combined Non-Guarantor Subsidiaries
Operating activities:
Net income	51.9		92.1	158.1		295.0
Equity in earnings of subsidiaries, net of taxes	0.0		0.0	0.0		0.0
Other				153.6		93.8
Net cash provided (required) by operating activities				311.7		388.8
Investing activities:
(Increase) decrease in short-term marketable securities				0.0		0.0
Proceeds from dispositions of property and other assets				6.7		4.2
Proceeds from railcar lease fleet sales owned more than one year				10.4		214.5
Capital expenditures – leasing				(1.6)		(47.3)
Capital expenditures – manufacturing and other				(81.7)		(105.8)
Acquisitions, net of cash acquired				0.0		(46.2)
(Increase) decrease in investment in partially-owned subsidiaries				0.0		0.0
Divestitures				0.0		51.3
Other				4.0		3.9
Net cash provided (required) by investing activities				(62.2)		74.6
Financing activities:
Proceeds from issuance of common stock, net				0.0		0.0
Excess tax benefits from stock-based compensation				0.0		0.0
Payments to retire debt				(103.5)		(528.3)
Proceeds from issuance of debt				0.0		243.9
Decrease in restricted cash				10.6		27.7
Shares repurchased				0.0		0.0
Dividends paid to common shareholders				0.0		0.0
Purchase of shares to satisfy employee tax on vested stock				0.0		0.0
Distributions to noncontrolling interest				(18.4)		(30.4)
Distributions to controlling interest in partially-owned subsidiaries				(11.7)		(19.3)
Change in intercompany financing between entities				(111.3)		(182.5)
Other				(2.0)		(1.4)
Net cash provided (required) by financing activities				(236.3)		(490.3)
Net decrease in cash and cash equivalents				13.2		(26.9)
Cash and cash equivalents at beginning of period				51.1		89.4
Cash and cash equivalents at end of period	64.3		62.5	64.3		62.5
Eliminations
Operating activities:
Net income	(144.1)		(292.3)	(409.1)		(853.4)
Equity in earnings of subsidiaries, net of taxes	148.7		340.2	419.7		907.9
Other				(21.3)		(24.8)
Net cash provided (required) by operating activities				(10.7)		29.7
Investing activities:
(Increase) decrease in short-term marketable securities				0.0		0.0
Proceeds from dispositions of property and other assets				0.0		0.0
Proceeds from railcar lease fleet sales owned more than one year				0.0		(43.2)
Capital expenditures – leasing				0.0		43.2
Capital expenditures – manufacturing and other				0.0		0.0
Acquisitions, net of cash acquired				0.0		0.0
(Increase) decrease in investment in partially-owned subsidiaries				(11.7)		(19.3)
Divestitures				0.0		0.0
Other				0.0		0.0
Net cash provided (required) by investing activities				(11.7)		(19.3)
Financing activities:
Proceeds from issuance of common stock, net				0.0		0.0
Excess tax benefits from stock-based compensation				0.0		0.0
Payments to retire debt				0.0		0.0
Proceeds from issuance of debt				0.0		0.0
Decrease in restricted cash				1.1		4.6
Shares repurchased				0.0		0.0
Dividends paid to common shareholders				0.0		0.0
Purchase of shares to satisfy employee tax on vested stock				0.0		0.0
Distributions to noncontrolling interest				0.0		0.0
Distributions to controlling interest in partially-owned subsidiaries				11.7		19.3
Change in intercompany financing between entities				10.7		(29.7)
Other				0.0		0.0
Net cash provided (required) by financing activities				23.5		(5.8)
Net decrease in cash and cash equivalents				1.1		4.6
Cash and cash equivalents at beginning of period				(35.1)		(40.3)
Cash and cash equivalents at end of period	$ (34.0)		$ (35.7)	$ (34.0)		$ (35.7)

[1] (unaudited)