Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Net loss	$ (874,366)	$ (1,130,535)	$ (493,927)
Other comprehensive income (loss)
Foreign currency translation adjustments	260	(2,729)	990
Net pension plan gain (loss) (net of tax provision (benefit) of ($924), ($1,828) and $523 for the year ended December 31, 2019, 2018 and 2017, respectively)	(3,744)	(7,099)	6,774
Amortization of deferred pension plan amounts (net of tax provision of $584, $345 and $623 for the year ended December 31, 2019, 2018 and 2017, respectively)	2,197	1,298	1,393
Net pension plan curtailment and settlement expense (net of tax provision (benefit) of ($8), $28 and zero for the year ended December 31, 2019, 2018 and 2017, respectively)	(30)	107	95
Prior service cost arising during the period (net of tax provision (benefit) of zero, ($55) and zero for the year ended December 31, 2019, 2018 and 2017, respectively)	0	(221)	0
Other comprehensive income (loss), net	(1,317)	(8,644)	9,252
Net comprehensive (income) loss attributable to noncontrolling interests	173,776	245,485	(22,584)
Comprehensive income (loss) attributable to the company	(701,907)	(893,694)	(507,259)
Noble Corp
Net loss	(734,904)	(1,089,970)	(451,732)
Other comprehensive income (loss)
Foreign currency translation adjustments	260	(2,729)	990
Net pension plan gain (loss) (net of tax provision (benefit) of ($924), ($1,828) and $523 for the year ended December 31, 2019, 2018 and 2017, respectively)	(3,744)	(7,099)	6,774
Amortization of deferred pension plan amounts (net of tax provision of $584, $345 and $623 for the year ended December 31, 2019, 2018 and 2017, respectively)	2,197	1,298	1,393
Net pension plan curtailment and settlement expense (net of tax provision (benefit) of ($8), $28 and zero for the year ended December 31, 2019, 2018 and 2017, respectively)	(30)	107	95
Prior service cost arising during the period (net of tax provision (benefit) of zero, ($55) and zero for the year ended December 31, 2019, 2018 and 2017, respectively)	0	(221)	0
Other comprehensive income (loss), net	(1,317)	(8,644)	9,252
Net comprehensive (income) loss attributable to noncontrolling interests	173,776	245,485	(22,584)
Comprehensive income (loss) attributable to the company	$ (562,445)	$ (853,129)	$ (465,064)