CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues	$ 1,034.7	$ 1,130.9	$ 2,083.7	$ 2,259.7
Cost of services	733.6	804.6	1,486.4	1,607.0
Gross profit	301.1	326.3	597.3	652.7
Selling, general and administrative expenses	205.6	210.5	415.8	434.6
Amortization of intangible assets	15.1	17.9	30.2	36.0
Operating income	80.4	97.9	151.3	182.1
Interest expense	(15.8)	(15.8)	(33.4)	(31.2)
Income before Income Taxes	64.6	82.1	117.9	150.9
Provision for income taxes	17.4	22.0	32.6	41.3
Net income	$ 47.2	$ 60.1	$ 85.3	$ 109.6
Basic
Basic earnings per share	$ 1.03	$ 1.23	$ 1.85	$ 2.23
Diluted
Diluted earnings per share	$ 1.02	$ 1.22	$ 1.83	$ 2.21
Number of shares and share equivalents used to calculate earnings per share:
Weighted-average number of common shares outstanding - basic	45.7	49.0	46.1	49.1
Diluted	46.1	49.2	46.5	49.5
Reconciliation of net income to comprehensive income:
Net income	$ 47.2	$ 60.1	$ 85.3	$ 109.6
Foreign currency translation adjustment	2.1	1.4	2.3	2.4
Comprehensive income	$ 49.3	$ 61.5	$ 87.6	$ 112.0