Financial Statements for Guarantors of the Senior Notes (Details 3) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017		Mar. 31, 2016
Operating activities:
Net income	$ 51.7		$ 102.1
Equity in earnings of subsidiaries, net of taxes	0.0		0.0
Other	168.4		184.0
Net cash provided (required) by operating activities	220.1		286.1
Investing activities:
(Increase) decrease in short-term marketable securities	42.6		(115.0)
Proceeds from dispositions of property and other assets	3.6		1.1
Proceeds from railcar lease fleet sales owned more than one year	0.0		6.7
Capital expenditures – leasing	(162.9)		(222.8)
Capital expenditures – manufacturing and other	(24.3)		(26.3)
(Increase) decrease in investment in partially-owned subsidiaries	0.0		0.0
Other	0.5		0.2
Net cash provided (required) by investing activities	(140.5)		(356.1)
Financing activities:
Excess tax benefits from stock-based compensation	0.0		0.4
Payments to retire debt	(26.7)		(30.4)
(Increase) decrease in restricted cash	(5.6)		10.2
Shares repurchased	0.0		(34.7)
Dividends paid to common shareholders	(16.7)		(16.8)
Purchase of shares to satisfy employee tax on vested stock	0.0		(0.1)
Distributions to noncontrolling interest	(7.3)		(6.8)
Distributions to controlling interest in partially-owned subsidiaries	0.0		0.0
Change in intercompany financing between entities	0.0		0.0
Other	0.0		(2.1)
Net cash provided (required) by financing activities	(56.3)		(80.3)
Net decrease in cash and cash equivalents	23.3		(150.3)
Cash and cash equivalents at beginning of period	563.4		786.0
Cash and cash equivalents at end of period	586.7	[1]	635.7
Reportable legal entities | Parent
Operating activities:
Net income	46.0		97.2
Equity in earnings of subsidiaries, net of taxes	(57.6)		(122.0)
Other	10.2		79.9
Net cash provided (required) by operating activities	(1.4)		55.1
Investing activities:
(Increase) decrease in short-term marketable securities	42.6		(115.0)
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	(2.1)		(3.8)
(Increase) decrease in investment in partially-owned subsidiaries	0.0		0.0
Other	0.0		0.0
Net cash provided (required) by investing activities	40.5		(118.8)
Financing activities:
Excess tax benefits from stock-based compensation	0.0		0.4
Payments to retire debt	0.0		0.0
(Increase) decrease in restricted cash	0.0		0.0
Shares repurchased	0.0		(34.7)
Dividends paid to common shareholders	(16.7)		(16.8)
Purchase of shares to satisfy employee tax on vested stock	0.0		(0.1)
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	2.6		(41.9)
Other	0.0		(0.1)
Net cash provided (required) by financing activities	(14.1)		(93.2)
Net decrease in cash and cash equivalents	25.0		(156.9)
Cash and cash equivalents at beginning of period	537.9		768.3
Cash and cash equivalents at end of period	562.9		611.4
Reportable legal entities | Combined Guarantor Subsidiaries
Operating activities:
Net income	47.7		107.8
Equity in earnings of subsidiaries, net of taxes	(17.0)		(26.6)
Other	132.7		101.7
Net cash provided (required) by operating activities	163.4		182.9
Investing activities:
(Increase) decrease in short-term marketable securities	0.0		0.0
Proceeds from dispositions of property and other assets	0.6		0.1
Proceeds from railcar lease fleet sales owned more than one year	0.0		0.3
Capital expenditures – leasing	(161.7)		(226.9)
Capital expenditures – manufacturing and other	(6.2)		(5.6)
(Increase) decrease in investment in partially-owned subsidiaries	4.9		4.4
Other	0.0		3.1
Net cash provided (required) by investing activities	(162.4)		(224.6)
Financing activities:
Excess tax benefits from stock-based compensation	0.0		0.0
Payments to retire debt	(0.9)		(0.8)
(Increase) decrease in restricted cash	0.0		0.2
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	(0.1)		45.4
Other	0.0		0.0
Net cash provided (required) by financing activities	(1.0)		44.8
Net decrease in cash and cash equivalents	0.0		3.1
Cash and cash equivalents at beginning of period	5.2		1.7
Cash and cash equivalents at end of period	5.2		4.8
Reportable legal entities | Combined Non-Guarantor Subsidiaries
Operating activities:
Net income	28.4		42.6
Equity in earnings of subsidiaries, net of taxes	0.0		0.0
Other	29.3		9.3
Net cash provided (required) by operating activities	57.7		51.9
Investing activities:
(Increase) decrease in short-term marketable securities	0.0		0.0
Proceeds from dispositions of property and other assets	3.0		1.0
Proceeds from railcar lease fleet sales owned more than one year	0.0		6.4
Capital expenditures – leasing	(1.2)		4.1
Capital expenditures – manufacturing and other	(16.0)		(16.9)
(Increase) decrease in investment in partially-owned subsidiaries	0.0		0.0
Other	0.5		(2.9)
Net cash provided (required) by investing activities	(13.7)		(8.3)
Financing activities:
Excess tax benefits from stock-based compensation	0.0		0.0
Payments to retire debt	(25.8)		(29.6)
(Increase) decrease in restricted cash	(1.7)		3.8
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	(7.3)		(6.8)
Distributions to controlling interest in partially-owned subsidiaries	(4.9)		(4.4)
Change in intercompany financing between entities	(2.0)		(7.3)
Other	0.0		(2.0)
Net cash provided (required) by financing activities	(41.7)		(46.3)
Net decrease in cash and cash equivalents	2.3		(2.7)
Cash and cash equivalents at beginning of period	51.3		51.1
Cash and cash equivalents at end of period	53.6		48.4
Eliminations
Operating activities:
Net income	(70.4)		(145.5)
Equity in earnings of subsidiaries, net of taxes	74.6		148.6
Other	(3.8)		(6.9)
Net cash provided (required) by operating activities	0.4		(3.8)
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		0.0
Capital expenditures – leasing	0.0		0.0
Capital expenditures – manufacturing and other	0.0		0.0
(Increase) decrease in investment in partially-owned subsidiaries	(4.9)		(4.4)
Other	0.0		0.0
Net cash provided (required) by investing activities	(4.9)		(4.4)
Financing activities:
Excess tax benefits from stock-based compensation	0.0		0.0
Payments to retire debt	0.0		0.0
(Increase) decrease in restricted cash	(3.9)		6.2
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	4.9		4.4
Change in intercompany financing between entities	(0.5)		3.8
Other	0.0		0.0
Net cash provided (required) by financing activities	0.5		14.4
Net decrease in cash and cash equivalents	(4.0)		6.2
Cash and cash equivalents at beginning of period	(31.0)		(35.1)
Cash and cash equivalents at end of period	$ (35.0)		$ (28.9)

[1] (unaudited)