Condensed Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Millions	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018
Cash flows from operating activities:
Net earnings	$ 896.8	$ 687.3
Adjustments to reconcile net earnings to cash flows from operating activities:
Depreciation and amortization of property, plant and equipment	35.9	37.3
Amortization of intangible assets	263.2	235.6
Amortization of deferred financing costs	5.2	4.6
Non-cash stock compensation	80.4	81.1
Loss on debt extinguishment	0.0	15.9
Gain on disposal of business, net of associated income tax	(87.4)	0.0
Changes in operating assets and liabilities, net of acquired businesses:
Accounts receivable	52.1	(30.1)
Unbilled receivables	(26.6)	(20.1)
Inventories	(25.2)	(30.4)
Accounts payable and accrued liabilities	(59.2)	17.6
Deferred revenue	26.5	32.4
Income taxes, excluding tax associated with gain on disposal of businesses	(104.6)	(59.3)
Cash tax paid for gain on disposal of businesses	(39.4)	0.0
Other, net	(22.1)	(5.9)
Cash provided by operating activities	995.6	966.0
Cash flows used in investing activities:
Acquisitions of businesses, net of cash acquired	(2,351.9)	(1,188.3)
Capital expenditures	(42.2)	(34.2)
Capitalized software expenditures	(7.7)	(7.2)
Proceeds from disposal of business	220.5	0.0
Other, net	(2.5)	(0.7)
Cash used in investing activities	(2,183.8)	(1,230.4)
Cash flows from (used in) financing activities:
Proceeds from senior notes	1,200.0	1,500.0
Payment of senior notes	0.0	(500.0)
Borrowings (payments) under revolving line of credit, net	60.0	(930.0)
Debt issuance costs	(12.0)	(12.8)
Redemption premium for debt extinguishment	0.0	(15.5)
Cash dividends to stockholders	(143.5)	(126.7)
Proceeds from stock-based compensation, net	38.8	46.6
Treasury stock sales	5.2	4.1
Other	3.6	(6.5)
Cash provided by (used in) financing activities	1,152.1	(40.8)
Effect of foreign currency exchange rate changes on cash	(5.3)	(2.7)
Net decrease in cash and cash equivalents	(41.4)	(307.9)
Cash and cash equivalents, beginning of period	364.4	671.3
Cash and cash equivalents, end of period	$ 323.0	$ 363.4

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The cash outflow associated with the development or modification of software programs or applications for internal use (that is, not to be sold, leased or otherwise marketed to others) that qualify for capitalization.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer).

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Amount of cash inflow (outflow) from financing activities classified as other.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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The net cash inflow or cash outflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with either short term or long term maturity that is collateralized (backed by pledge, mortgage or other lien in the entity's assets).

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The cash inflow from the issuance of an equity stock that has been previously reacquired by the entity.

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The cash outflow for a long-term debt where the holder has highest claim on the entity's asset in case of bankruptcy or liquidation during the period.

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Amount of noncash expense for share-based payment arrangement.

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