Quarterly report pursuant to Section 13 or 15(d)

DEBT - Narrative (Details)

v3.24.3
DEBT - Narrative (Details)
€ in Millions, £ in Millions
1 Months Ended 9 Months Ended
Jun. 30, 2024
EUR (€)
aircraft
Jan. 31, 2024
GBP (£)
aircraft
Jan. 31, 2023
GBP (£)
loan
Feb. 28, 2021
USD ($)
Sep. 30, 2024
USD ($)
Sep. 30, 2024
GBP (£)
Sep. 30, 2024
EUR (€)
Sep. 30, 2023
USD ($)
Dec. 31, 2023
USD ($)
6.875% Senior Notes                  
Debt Instrument [Line Items]                  
Stated interest rate         6.875%        
6.875% Senior Notes | Senior Notes                  
Debt Instrument [Line Items]                  
Stated interest rate       6.875% 6.875%        
Face amount       $ 400,000,000          
Proceeds from issuance of long-term debt       $ 395,000,000          
Redemption price       101.00%          
Unamortized debt issuance costs         $ 4,700,000       $ 5,800,000
UKSAR Debt                  
Debt Instrument [Line Items]                  
Variable rate   2.75% 2.75%            
UKSAR Debt | Secured Debt                  
Debt Instrument [Line Items]                  
Unamortized debt issuance costs         9,800,000       $ 8,400,000
Number of agreements | loan     2            
Debt term     13 years            
Number of helicopters secured | aircraft   4              
Principal payment         11,500,000     $ 9,700,000  
UKSAR Debt | Line of Credit | Revolving Credit Facility                  
Debt Instrument [Line Items]                  
Debt term   15 months              
Maximum borrowing capacity | £   £ 55.0 £ 145.0            
Proceeds from long-term lines of credit         32,700,000 £ 26.1      
IRCG Debt                  
Debt Instrument [Line Items]                  
Unamortized debt issuance costs         1,600,000        
Variable rate 1.95%                
IRCG Debt | Line of Credit | Revolving Credit Facility                  
Debt Instrument [Line Items]                  
Maximum borrowing capacity | € € 100.0                
Proceeds from long-term lines of credit         49,600,000   € 46.0    
Commitment fee percentage 80.00%                
New aircrafts | aircraft 5                
IRCG Debt | Line of Credit | Revolving Credit Facility | Minimum                  
Debt Instrument [Line Items]                  
Debt term 2 years                
IRCG Debt | Line of Credit | Revolving Credit Facility | Maximum                  
Debt Instrument [Line Items]                  
Debt term 5 years                
ABL Facility | Line of Credit | Revolving Credit Facility                  
Debt Instrument [Line Items]                  
Maximum borrowing capacity         85,000,000.0        
Increase limit         120,000,000.0        
Line of credit, outstanding         0        
Aggregate face amount outstanding         $ 8,700,000