Consolidated Statements of Comprehensive Income - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenues
Lease revenue	$ 1,092.7	$ 1,087.8	$ 1,098.1
MarineOperatingRevenue	195.7	196.0	193.4
Other revenue	105.4	77.1	85.4
Total Revenues	1,393.8	1,360.9	1,376.9
Expenses
Maintenance expense	338.9	321.8	328.3
Marine operating expense	133.2	130.9	131.0
Depreciation	331.9	321.9	307.3
Operating lease expense	54.4	49.6	62.5
Other operating expense	31.3	33.1	34.4
Selling, general and administrative	188.6	191.1	180.0
Total Expenses	1,078.3	1,048.4	1,043.5
Other Income (Expense)
Net gain on asset dispositions	62.1	72.8	54.1
Interest expense, net	(186.6)	(168.6)	(160.5)
Other (expense) income	(7.9)	(21.6)	(12.6)
Income before Income Taxes and Share of Affiliates’ Earnings	183.1	195.1	214.4
Income Taxes	(48.4)	(34.1)	243.7
Share of Affiliates’ Earnings (net of tax)	76.5	50.3	43.9
Net Income	211.2	211.3	502.0
Other Comprehensive Income, net of taxes
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax	(10.1)	(47.5)	93.2
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax	3.9	4.5	4.8
Post-retirement benefit plans	7.2	7.4	3.5
Other comprehensive income (loss)	1.0	(35.6)	101.5
Comprehensive Income	$ 212.2	$ 175.7	$ 603.5
Share Data
Basic earnings per share (in dollars per share)	$ 5.92	$ 5.62	$ 12.95
Average number of common shares (in shares)	35.7	37.6	38.8
Diluted earnings per share (in dollars per share)	$ 5.81	$ 5.52	$ 12.75
Average number of common shares and common share equivalents (in shares)	36.4	38.3	39.4