Consolidated Condensed Statements of Earnings - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Total revenues	$ 2,158,061	$ 1,840,897	$ 6,150,866	$ 5,365,908
Other operating expenses	30,344	28,445	94,760	87,122
Selling, general and administrative expenses	215,506	212,249	637,282	614,809
Non-operating pension costs	1,161	6,958	3,241	20,875
Used vehicle sales, net	3,012	(2,727)	16,434	11,815
Interest expense	47,379	34,854	127,529	104,591
Miscellaneous income, net	(4,472)	(4,655)	(10,609)	(15,062)
Restructuring and other charges, net	313	4,255	19,722	1,681
Total expenses	2,041,921	1,746,405	5,888,343	5,129,940
Earnings from continuing operations before income taxes	116,140	94,492	262,523	235,968
Provision for income taxes	26,629	35,452	95,561	86,997
Earnings from continuing operations	89,511	59,040	166,962	148,971
Loss from discontinued operations, net of tax	(760)	(290)	(2,448)	(947)
Net earnings	$ 88,751	$ 58,750	$ 164,514	$ 148,024
Earnings (loss) per common share — Basic
Continuing operations (in dollars per share)	$ 1.70	$ 1.12	$ 3.18	$ 2.82
Discontinued operations (in dollars per share)	(0.01)	(0.01)	(0.05)	(0.02)
Net earnings (in dollars per share)	1.69	1.12	3.13	2.80
Earnings (loss) per common share — Diluted
Continuing operations (in dollars per share)	1.69	1.12	3.15	2.80
Discontinued operations (in dollars per share)	(0.01)	(0.01)	(0.05)	(0.02)
Net earnings (in dollars per share)	1.68	1.11	3.11	2.78
Cash dividends declared per common share (in dollars per share)	$ 0.54	$ 0.46	$ 1.58	$ 1.34
Lease and Rental
Total revenues	$ 895,167	$ 823,197	$ 2,577,444	$ 2,387,801
Cost of services sold	649,407	588,626	1,904,973	1,745,777
Service
Total revenues	1,106,107	888,613	3,106,575	2,595,141
Cost of services sold	945,851	753,838	2,639,137	2,186,316
Fuel Services
Total revenues	156,787	129,087	466,847	382,966
Cost of services sold	$ 153,420	$ 124,562	$ 455,874	$ 372,016