Transition report pursuant to Rule 13a-10 or 15d-10

VARIABLE INTEREST ENTITIES AND OTHER INVESTMENTS IN SIGNIFICANT AFFILIATES - Narrative (Details)

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VARIABLE INTEREST ENTITIES AND OTHER INVESTMENTS IN SIGNIFICANT AFFILIATES - Narrative (Details)
9 Months Ended
Dec. 31, 2022
affiliates
Variable Interest Entity [Line Items]  
Number of variable interest entities 7
BNAS  
Variable Interest Entity [Line Items]  
Ownership percentage in Variable Interest Entity 100.00%
Bristow Aviation Holdings Limited | VIE, primary beneficiary  
Variable Interest Entity [Line Items]  
Ownership percentage in Variable Interest Entity 49.00%
Bristow Helicopters Nigeria Ltd | VIE, primary beneficiary  
Variable Interest Entity [Line Items]  
Ownership percentage in Variable Interest Entity 48.00%
Pan African Airlines Nigeria Ltd | VIE, primary beneficiary  
Variable Interest Entity [Line Items]  
Ownership percentage in Variable Interest Entity 50.17%
Bristow Helicopters Limited | BNAS Holdings | VIE, primary beneficiary  
Variable Interest Entity [Line Items]  
Ownership percentage in Variable Interest Entity 49.00%
Bristow Helicopters Limited | Bristow EU Holdco B.V. | VIE, primary beneficiary  
Variable Interest Entity [Line Items]  
Ownership percentage in Variable Interest Entity 49.00%
European Union (“EU”) National | BNAS Holdings | VIE, primary beneficiary  
Variable Interest Entity [Line Items]  
Ownership percentage in Variable Interest Entity 51.00%
European Union (“EU”) National | Bristow EU Holdco B.V. | VIE, primary beneficiary  
Variable Interest Entity [Line Items]  
Ownership percentage in Variable Interest Entity 51.00%
Impigra Aviation Holdings Limited | Bristow Aviation Holdings Limited  
Variable Interest Entity [Line Items]  
Ownership percentage in Variable Interest Entity 51.00%
Impigra Aviation Holdings Limited | Bristow Aviation Holdings Limited | VIE, primary beneficiary  
Variable Interest Entity [Line Items]  
Ownership percentage in Variable Interest Entity 51.00%
YII 5668 Energy | Bristow Helicopters Nigeria Ltd  
Variable Interest Entity [Line Items]  
Ownership percentage in Variable Interest Entity 50.00%
Nigerian Employees | YII 5668 Energy  
Variable Interest Entity [Line Items]  
Noncontrolling ownership percentage 100.00%
Employee Trust Fund | Bristow Helicopters Nigeria Ltd  
Variable Interest Entity [Line Items]  
Ownership percentage in Variable Interest Entity 2.00%
British Employees | Impigra Aviation Holdings Limited  
Variable Interest Entity [Line Items]  
Ownership percentage in Variable Interest Entity 100.00%