CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
CASH FLOWS FROM OPERATING ACTIVITIES:
Net earnings	$ 402.4	$ 851.0
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation And Amortization Of Leased Assets	85.1	87.6
Depreciation and amortization	285.0	272.7
Stock compensation	67.3	63.7
Asset Impairment Charges	5.0	1.2
Deferred income taxes	16.2	(23.9)
Other Operating Activities, Cash Flow Statement	3.1	14.5
Change in assets and liabilities (net of effects of acquisitions):
Increase in accounts receivable (net)	107.6	(64.6)
Increase (Decrease) in Unbilled Contract Receivable	(74.1)	81.6
Increase in inventories	16.1	35.7
Decrease in accounts payable	(160.3)	112.5
Increase (Decrease) in Deferred Revenue	34.8	29.6
Increase (Decrease) in Prepaid Expense and Other Assets	30.2	17.5
Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities	(272.8)	(272.2)
Net cash provided by operating activities	472.6	928.5
CASH FLOWS FROM INVESTING ACTIVITIES:
Cash payments for laboratory-related assets	(181.5)	(247.4)
Proceeds from sale of assets	0.2	1.1
Proceeds from Sale of Equity Method Investments	0.0	0.4
Payments to Acquire Equity Method Investments	(10.4)	(4.7)
Payments to Acquire Businesses, Net of Cash Acquired	(136.9)	(554.9)
Net cash used for investing activities	(353.3)	(815.6)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from revolving credit facilities	1,420.9	0.0
Repayments of Lines of Credit	(1,420.9)	0.0
Payment, Tax Withholding, Share-based Payment Arrangement	38.7	37.4
Net proceeds from issuance of stock to employees	54.4	19.1
Payments of Dividends	(129.0)	(66.7)
Other Financing Cash Flows	11.4	12.4
Net cash provided by (used for) financing activities	1,484.4	(497.4)
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations	6.3	(19.4)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	1,610.0	(403.9)
Business Acquisition [Line Items]
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	1,930.6	978.3
Net cash provided by operating activities	472.6	928.5
Net cash used for investing activities	(353.3)	(815.6)
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	(38.8)	(161.9)
Proceeds from Hedge, Investing Activities	0.0	3.0
Payments for Repurchase of Common Stock	0.0	(400.0)
Continuing Operations
Business Acquisition [Line Items]
Net Cash Provided by (Used in) Investing Activities, Continuing Operations	(328.6)	(802.5)
Net Cash Provided by (Used in) Operating Activities, Continuing Operations	(347.2)	(904.6)
Net Cash Provided by (Used in) Financing Activities, Continuing Operations	(124.7)	(497.4)
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Disposal Group, Including Discontinued Operations	109.4	90.5
Net Cash Provided by (Used in) Operating Activities, Continuing Operations	(347.2)	(904.6)
Discontinued Operations
Business Acquisition [Line Items]
Cash Provided by (Used in) Investing Activities, Discontinued Operations	(24.7)	(13.1)
Cash Provided by (Used in) Operating Activities, Discontinued Operations	125.4	23.9
Cash Provided by (Used in) Financing Activities, Discontinued Operations	$ 1,609.1	$ 0.0