Related Party Transactions (Tables)

3 Months Ended

Mar. 31, 2019

Related Party Transactions [Abstract]

Related Party Transactions Receivables [Table Text Block]

Trade receivables consisted of receivables due from following related parties:

(In millions)	March 31, 2019		December 31, 2018
TTSJV W.L.L.	$	46.0	$	—
TP JGC Coral France SNC	45.4		31.6
Technip Odebrecht PLSV CV	12.5		10.9
Anadarko Petroleum Company	9.6		4.9
Others	10.0		14.3
Total trade receivables	$	123.5	$	61.7

Related Party Transactions Payables [Table Text Block]

Trade payables consisted of payables due to following related parties:

(In millions)	March 31, 2019		December 31, 2018
JGC Corporation	$	28.8	$	69.5
Chiyoda	28.7		70.0
IFP Energies nouvelles	1.1		2.4
Magma Global Limited	0.6		0.6
Dofcon Navegacao	0.2		2.5
Anadarko Petroleum Company	—		0.7
Others	1.4		2.9
Total trade payables	$	60.8	$	148.6

Related Party Transactions Revenue and Expenses, Details [Table Text Block]

Revenue consisted of amount from following related parties:

	Three Months Ended
	March 31,
(In millions)	2019		2018
TTSJV W.L.L.	$	52.8	$	—
Anadarko Petroleum Company	44.5		50.3
TP JGC Coral France SNC	26.7		28.2
Dofcon Navegacao	4.1		—
Others	11.4		14.0
Total revenue	$	139.5	$	92.5

Expenses consisted of amount to following related parties:

	Three Months Ended
	March 31,
(In millions)	2019		2018
Serimax Holdings SAS	$	17.5	$	—
JGC Corporation	14.3		15.1
Chiyoda	14.2		7.7
Magma Global Limited	1.9		—
IFP Energies nouvelles	1.0		1.1
Others	3.8		2.3
Total expenses	$	52.7	$	26.2