BUSINESS ACQUISITIONS & DISPOSITIONS Envigo (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Business Acquisition [Line Items]
Operating Income (Loss)	$ 1,773.9	$ 3,259.5	$ 2,445.4
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other	0.3
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory	27.1
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	1,164.0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables	0.5
Payments to Acquire Businesses, Net of Cash Acquired	1,164.0	496.9	267.6
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets	1.9
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	53.5
Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets	32.7
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	572.7
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	1,258.7
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable	3.7
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other	72.8
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Deferred Revenue	0.7
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities	$ 94.7
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	16 years 8 months 12 days
Other acquirees [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other	$ 0.0	3.2	2.4
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory	0.0	1.6
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	285.2
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables	1.3	10.8	4.9
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets	0.3	3.0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	0.1	56.6	1.3
Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets	0.0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	172.5	198.5	121.3
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	300.6	572.1	296.1
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable	0.0	2.5	0.9
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other	15.4	3.9	22.4
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Deferred Revenue	0.0	6.6	1.1
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities		62.2	4.1
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities	$ 15.4	75.2	28.5
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net		$ 496.9	$ 267.6
Customer Relationships [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life			15 years
Customer Relationships [Member] | Other acquirees [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	15 years		12 years
Customer Relationships [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	18 years 2 months 12 days
Trade Names [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	6 years