Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Sep. 30, 2021	Dec. 31, 2020
Assets
Cash and cash equivalents	$ 1,034.0	$ 1,269.2
Trade receivables, net of allowances of $38.3 in 2021 and $40.2 in 2020	1,128.9	987.7
Contract assets, net of allowances of $1.2 in 2021 and $2.4 in 2020	1,027.0	886.8
Inventories, net (Note 8)	1,069.8	1,252.8
Derivative financial instruments (Note 19)	160.3	268.7
Income taxes receivable	95.4	274.7
Advances paid to suppliers	62.6	96.3
Other current assets (Note 9)	533.9	683.4
Investment in Technip Energies (Note 11)	485.3	0.0
Current assets of discontinued operations	0.0	5,725.1
Total current assets	5,597.2	11,444.7
Investments in equity affiliates (Note 11)	295.6	305.5
Property, plant and equipment, net of accumulated depreciation of $2,386.3 in 2021 and $2,154.2 in 2020	2,619.0	2,756.2
Operating lease right-of-use assets	694.3	784.9
Finance lease right-of-use assets	52.6	27.5
Intangible assets, net of accumulated amortization of $468.9 in 2021 and $493.1 in 2020	786.4	851.3
Deferred income taxes	47.6	34.2
Derivative financial instruments (Note 19)	6.4	29.2
Other assets	154.5	175.6
Non-current assets of discontinued operations	0.0	3,283.5
Total assets	10,253.6	19,692.6
Liabilities and equity
Short-term debt and current portion of long-term debt (Note 13)	282.2	624.7
Operating lease liabilities	126.2	195.5
Finance lease liabilities	0.7	26.9
Accounts payable, trade	1,238.0	1,201.0
Contract liabilities	914.6	1,046.8
Accrued payroll	182.6	186.8
Derivative financial instruments (Note 19)	154.6	157.5
Income taxes payable	62.5	61.2
Other current liabilities (Note 9)	729.5	818.3
Current liabilities of discontinued operations	0.0	6,096.5
Total current liabilities	3,690.9	10,415.2
Long-term debt, less current portion (Note 13)	1,973.6	2,835.5
Operating lease liabilities, less current portion	627.1	632.8
Financing lease liabilities, less current portion	51.3	0.0
Deferred income taxes	62.1	79.3
Accrued pension and other post-retirement benefits, less current portion	205.0	268.4
Derivative financial instruments (Note 19)	7.9	18.8
Other liabilities	116.3	103.3
Non-current liabilities of discontinued operations	0.0	1,081.3
Total liabilities	6,734.2	15,434.6
Commitments and contingent liabilities (Note 17)
Mezzanine equity
Redeemable non-controlling interest	0.0	43.7
Stockholders’ equity (Note 14)
Ordinary shares, $1.00 par value; 618.3 shares authorized in 2021 and 2020; 450.6 shares and 449.5 shares issued and outstanding in 2021 and 2020, respectively	450.6	449.5
Capital in excess of par value of ordinary shares	9,152.4	10,242.4
Accumulated deficit	(4,747.7)	(4,915.2)
Accumulated other comprehensive loss	(1,358.2)	(1,622.5)
Total TechnipFMC plc stockholders’ equity	3,497.1	4,154.2
Non-controlling interests	22.3	40.4
Non-controlling interests of discontinued operations	0.0	19.7
Total equity	3,519.4	4,214.3
Total liabilities and equity	$ 10,253.6	$ 19,692.6