Bristow Group Inc. Quarterly report pursuant to Section 13 or 15(d)

TAXES (Details) - USD ($) $ in Thousands	1 Months Ended	2 Months Ended	3 Months Ended	7 Months Ended	9 Months Ended
TAXES (Details) - USD ($) $ in Thousands	Oct. 31, 2019	Dec. 31, 2019	Dec. 31, 2020	Oct. 31, 2019	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Effective income tax rate	2.70%	(8.20%)	(30.70%)	5.80%	383.40%
Provision for income taxes	$ (13,889)	$ 11,600	$ 13,447	$ (51,178)	$ 18,736

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.