Condensed Consolidated Statements Of Income (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020		Sep. 30, 2019
Revenue:
Lease revenue	$ 29.8	$ 85.7	$ 105.7		$ 200.9
Total revenue	3,335.7	3,335.1	9,624.5		9,682.3
Costs and expenses
Lease, Cost	28.2	56.5	90.3		126.2
Selling, general and administrative expense	252.0	298.1	780.8		919.7
Research and development expense	35.4	40.6	108.8		110.0
Impairment, restructuring and other expenses (Note 17)	92.0	140.3	3,440.7		166.0
Separation costs (Note 2)	0.0	9.4	27.1		9.4
Merger transaction and integration costs		6.2			31.2
Total costs and expenses	3,255.0	3,221.0	12,575.7		9,119.8
Other income (expense), net	28.9	(57.7)	(9.3)		(156.5)
Income from equity affiliates (Note 11)	11.1	25.9	52.9		54.0
Income (loss) before net interest expense and income taxes	120.7	82.3	(2,907.6)		460.0
Net interest expense	(91.8)	(116.5)	(238.5)		(345.3)
Income (loss) before income taxes	28.9	(34.2)	(3,146.1)	[1]	114.7	[1]
Provision for income taxes (Note 19)	22.5	81.1	77.9		96.5
Net income (loss)	6.4	(115.3)	(3,224.0)		18.2
Net income attributable to non-controlling interests	(10.3)	(3.8)	(24.3)		(19.4)
Net loss attributable to TechnipFMC plc	$ (3.9)	$ (119.1)	$ (3,248.3)		$ (1.2)
Earnings (loss) per share attributable to TechnipFMC plc (Note 7)
Basic (usd per share)	$ (0.01)	$ (0.27)	$ (7.24)
Diluted (usd per share)	$ (0.01)	$ (0.27)	$ (7.24)		$ 0
Weighted average shares outstanding (Note 7)
Basic (in shares)	449.4	446.9	448.4		448.6
Diluted (in shares)	449.4	446.9	448.4		448.6
Services
Revenue:
Revenue	$ 2,479.0	$ 2,409.6	$ 7,101.9		$ 7,009.5
Costs and expenses
Cost of goods and services sold	2,195.1	1,926.0	6,158.0		5,520.1
Products
Revenue:
Revenue	826.9	839.8	2,416.9		2,471.9
Costs and expenses
Cost of goods and services sold	$ 652.3	$ 743.9	$ 1,970.0		$ 2,237.2

[1] Includes amounts attributable to non-controlling interests.