Consolidated Statements of Comprehensive Income (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Revenues
Lease revenue	$ 274.3	$ 239.0	$ 524.9	$ 476.2
Marine operating revenue	72.2	83.3	89.9	101.8
Other revenue	19.3	16.6	37.6	33.2
Total Revenues	365.8	338.9	652.4	611.2
Expenses
Maintenance expense	84.0	74.3	157.1	141.0
Marine operating expense	54.6	57.7	69.6	74.3
Depreciation	71.1	63.1	129.8	121.0
Operating lease expense	27.3	33.6	54.2	65.9
Other operating expense	6.7	7.0	13.3	12.3
Selling, general and administrative	44.9	45.8	87.6	87.8
Total Expenses	288.6	281.5	511.6	502.3
Other Income (Expense)
Net gain on asset dispositions	28.2	19.6	56.3	36.3
Interest expense, net	(39.5)	(43.2)	(81.5)	(84.1)
Other (expense) income	(4.9)	(3.1)	(8.3)	(4.2)
Income before Income Taxes and Share of Affiliates’ Earnings	61.0	30.7	107.3	56.9
Income Taxes	(20.2)	(9.1)	(34.3)	(16.6)
Share of Affiliates’ Earnings (net of tax)	12.3	13.5	22.2	21.9
Net Income	53.1	35.1	95.2	62.2
Other Comprehensive Income, net of taxes
Foreign currency translation adjustments	1.9	2.5	1.2	19.5
Unrealized gain (loss) on securities	(0.1)	(0.1)	0.1	(0.2)
Unrealized gain (loss) on derivative instruments	(0.8)	(4.4)	(1.5)	(5.9)
Post-retirement benefit plans	1.7	2.3	3.1	4.3
Other comprehensive income (loss)	0.7	4.3	3.3	(9.1)
Comprehensive Income	$ 53.8	$ 39.4	$ 98.5	$ 53.1
Share Data
Basic earnings per share (in dollars per share)	$ 1.17	$ 0.75	$ 2.08	$ 1.33
Average number of common shares (in shares)	45.5	46.5	45.7	46.7
Diluted earnings per share (in dollars per share)	$ 1.15	$ 0.74	$ 2.05	$ 1.31
Average number of common shares and common share equivalents (in shares)	46.3	47.1	46.5	47.4
Dividends declared per common share (in dollars per share)	$ 0.33	$ 0.31	$ 0.66	$ 0.62