Condensed Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash flows from operating activities:
Net earnings	$ 459.5	$ 619.3
Adjustments to reconcile net earnings to cash flows from operating activities:
Depreciation and amortization of property, plant and equipment	25.1	23.4
Amortization of intangible assets	203.0	169.4
Amortization of deferred financing costs	4.3	3.3
Non-cash stock compensation	58.2	54.3
Gain on disposal of business, net of associated income tax	0.0	(88.5)
Changes in operating assets and liabilities, net of acquired businesses:
Accounts receivable	49.6	38.5
Unbilled receivables	(42.3)	(37.0)
Inventories	(19.1)	(18.4)
Accounts payable and accrued liabilities	18.8	(94.0)
Deferred revenue	(4.3)	51.2
Income taxes, excluding tax associated with gain on disposal of businesses	76.7	(77.6)
Cash tax paid for gain on disposal of businesses	(10.0)	(39.4)
Other, net	(6.5)	(13.4)
Cash provided by operating activities	813.0	591.1
Cash flows from (used in) investing activities:
Acquisitions of businesses, net of cash acquired	(153.0)	(539.2)
Capital expenditures	(15.5)	(27.9)
Capitalized software expenditures	(5.2)	(4.9)
Proceeds from (used in) disposal of businesses	(3.8)	220.5
Other, net	0.0	(2.6)
Cash used in investing activities	(177.5)	(354.1)
Cash flows used in financing activities:
Proceeds from senior notes	600.0	0.0
Borrowings (payments) under revolving line of credit, net	0.0	(225.0)
Debt issuance costs	(12.0)	0.0
Cash dividends to stockholders	(106.6)	(95.6)
Proceeds from stock-based compensation, net	47.7	33.0
Treasury stock sales	4.5	3.6
Other	(0.7)	1.1
Cash flows from (used in) financing activities	532.9	(282.9)
Effect of foreign currency exchange rate changes on cash	(7.3)	2.3
Net increase in cash and cash equivalents	1,161.1	(43.6)
Cash and cash equivalents, beginning of period	709.7	364.4
Cash and cash equivalents, end of period	$ 1,870.8	$ 320.8