Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Mar. 31, 2018	Dec. 31, 2017	Mar. 31, 2017	Dec. 31, 2016
Assets
Cash and cash equivalents	$ 6,220.6	$ 6,737.4	$ 7,041.7	$ 6,269.3
Trade receivables, net of allowances of $130.9 in 2018 and $117.4 in 2017	2,444.0	1,484.4
Contract assets	1,470.1	1,755.5
Inventories, net	1,036.8	987.0
Derivative financial instruments	104.6	78.3
Income taxes receivable	319.0	337.0
Advances paid to suppliers	424.7	391.3
Other current assets	1,153.7	1,206.2
Total current assets	13,173.5	12,977.1
Investments in equity affiliates	287.1	272.5
Property, plant and equipment, net of accumulated depreciation of $2,063.2 in 2018 and $1,947.9 in 2017	3,900.3	3,871.5
Goodwill	9,012.2	8,929.8
Intangible assets, net of accumulated amortization of $535.1 in 2018 and $486.9 in 2017	1,301.6	1,333.8
Deferred income taxes	480.2	454.7
Derivative financial instruments	74.5	94.9
Other assets	298.4	329.4
Total assets	28,527.8	28,263.7
Liabilities and equity
Short-term debt and current portion of long-term debt	87.2	77.1
Accounts payable, trade	3,729.2	3,958.7
Contract liabilities	3,914.2	3,314.2
Accrued payroll	401.8	402.2
Derivative financial instruments	63.2	69.0
Income taxes payable	233.0	320.3
Other current liabilities	1,842.1	1,687.9
Total current liabilities	10,270.7	9,829.4
Long-term debt, less current portion	3,735.8	3,777.9
Accrued pension and other post-retirement benefits, less current portion	266.2	282.0
Derivative financial instruments	52.7	68.1
Deferred income taxes	412.7	419.7
Other liabilities	507.9	477.2
Commitments and contingent liabilities
Stockholders’ equity
Ordinary shares, $1.00 par value; 618.3 shares and 525.0 shares authorized in 2018 and 2017, respectively; 462.2 shares and 465.1 shares issued and outstanding in 2018 and 2017, respectively; 3.0 and 2.1 shares canceled in 2018 and 2017, respectively	462.2	465.1
Ordinary shares held in employee benefit trust, at cost; 0.1 shares in 2018 and 2017	(4.0)	(4.8)
Capital in excess of par value of ordinary shares	10,429.3	10,483.3
Retained earnings	3,369.5	3,448.0
Accumulated other comprehensive loss	(991.9)	(1,003.7)
Total TechnipFMC plc stockholders’ equity	13,265.1	13,387.9
Noncontrolling interests	16.7	21.5
Total equity	13,281.8	13,409.4
Total liabilities and equity	$ 28,527.8	$ 28,263.7