GOODWILL AND INTANGIBLE ASSETS (Tables)

12 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Reconciliation of Changes in the Company's Goodwill

A reconciliation of changes in the Company’s goodwill by reportable segment were as follows (the segment information below reflects the current structure for all periods shown):

(in millions)	Technologies & Equipment		Consumables		Total
Balance at December 31, 2017	$	3,634.4	$	904.8	$	4,539.2
Acquisition activity	58.0		3.7		61.7
Adjustment of provisional amounts on prior acquisitions	—		0.7		0.7
Impairment	(1,085.7)		—		(1,085.7)
Effect of exchange rate changes	(61.8)		(22.8)		(84.6)
Balance at December 31, 2018	$	2,544.9	$	886.4	$	3,431.3
Acquisition activity	3.3		—		3.3
Divestiture of business	(4.1)		—		(4.1)
Effect of exchange rate changes	(28.4)		(5.6)		(34.0)
Balance at December 31, 2019	$	2,515.7	$	880.8	$	3,396.5

The gross carrying amount of goodwill and the cumulative goodwill impairment were as follows:

	Year Ended December 31,
	2019						2018
(in millions)	Gross Carrying Amount		Cumulative Impairment		Net Carrying Amount		Gross Carrying Amount		Cumulative Impairment		Net Carrying Amount
Technologies & Equipment	$	5,252.3	$	(2,736.6)	$	2,515.7	$	5,281.5	$	(2,736.6)	$	2,544.9
Consumables	880.8		—		880.8		886.4		—		886.4
Total effect of cumulative impairment	$	6,133.1	$	(2,736.6)	$	3,396.5	$	6,167.9	$	(2,736.6)	$	3,431.3

Identifiable Definite-Lived Intangible Assets

Identifiable definite-lived and indefinite-lived intangible assets at were as follows:

	Year Ended December 31,
	2019						2018
(in millions)	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Patents	$	1,351.3	$	(517.9)	$	833.4	$	1,376.4	$	(407.1)	$	969.3
Tradenames and trademarks	79.0		(63.4)		15.6		81.1		(62.5)		18.6
Licensing agreements	36.0		(27.9)		8.1		36.1		(26.3)		9.8
Customer relationships	1,070.5		(399.2)		671.3		1,085.3		(334.4)		750.9
Total definite-lived	$	2,536.8	$	(1,008.4)	$	1,528.4	$	2,578.9	$	(830.3)	$	1,748.6
Indefinite-lived tradenames and trademarks	$	647.9	$	—	$	647.9	$	671.7	$	—	$	671.7
Total identifiable intangible assets	$	3,184.7	$	(1,008.4)	$	2,176.3	$	3,250.6	$	(830.3)	$	2,420.3

Schedule of Indefinite-Lived Intangible Assets

Identifiable definite-lived and indefinite-lived intangible assets at were as follows:

	Year Ended December 31,
	2019						2018
(in millions)	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Patents	$	1,351.3	$	(517.9)	$	833.4	$	1,376.4	$	(407.1)	$	969.3
Tradenames and trademarks	79.0		(63.4)		15.6		81.1		(62.5)		18.6
Licensing agreements	36.0		(27.9)		8.1		36.1		(26.3)		9.8
Customer relationships	1,070.5		(399.2)		671.3		1,085.3		(334.4)		750.9
Total definite-lived	$	2,536.8	$	(1,008.4)	$	1,528.4	$	2,578.9	$	(830.3)	$	1,748.6
Indefinite-lived tradenames and trademarks	$	647.9	$	—	$	647.9	$	671.7	$	—	$	671.7
Total identifiable intangible assets	$	3,184.7	$	(1,008.4)	$	2,176.3	$	3,250.6	$	(830.3)	$	2,420.3