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Senior Debt - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2023
Dec. 31, 2022
Mar. 07, 2022
Line Of Credit Facility [Line Items]      
Credit facility principal payments 2023 $ 3.0    
Credit facility principal payments 2024 4.9    
Credit facility principal payments 2025 5.2    
Credit facility principal payments 2026 129.5    
Credit facility principal payments 2027 $ 3.9    
Weighted average interest rate on outstanding borrowings 7.33% 6.75%  
Maximum consolidated leverage ratio 3.75% 3.50%  
EFM JV [Member]      
Line Of Credit Facility [Line Items]      
Weighted average interest rate on outstanding borrowings 8.40% 6.60%  
Credit Agreement [Member]      
Line Of Credit Facility [Line Items]      
Unused credit availability under credit facility $ 22.5 $ 59.8  
Credit Agreement [Member] | EFM JV [Member]      
Line Of Credit Facility [Line Items]      
Secured Debt     $ 11.0
Federal Funds Rate [Member]      
Line Of Credit Facility [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 0.50%    
Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]      
Line Of Credit Facility [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 0.11448%    
Minimum [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]      
Line Of Credit Facility [Line Items]      
Maximum consolidated leverage ratio 1.75%    
Minimum [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] | Credit Agreement [Member]      
Line Of Credit Facility [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 0.11%    
Minimum [Member] | Base Rate [Member]      
Line Of Credit Facility [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 1.75%    
Maximum [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]      
Line Of Credit Facility [Line Items]      
Maximum consolidated leverage ratio 2.75%    
Maximum [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] | Credit Agreement [Member]      
Line Of Credit Facility [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 0.43%    
Maximum [Member] | Base Rate [Member]      
Line Of Credit Facility [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 2.75%    
Letters of Credit [Member]      
Line Of Credit Facility [Line Items]      
Aggregate principal amount outstanding under the credit facilities $ 16.5 18.9  
Letters of Credit [Member] | EFM JV [Member]      
Line Of Credit Facility [Line Items]      
Aggregate principal amount outstanding under the credit facilities 9.7 10.1  
Bank Guarantees [Member]      
Line Of Credit Facility [Line Items]      
Bank guarantee issuance under bilateral lines and collateral 80.0    
Bank guarantee agreement outstanding amount 33.2 30.4  
Netherlands Facility [Member] | Euro-Denominated Bank Guarantee [Member]      
Line Of Credit Facility [Line Items]      
Bank guarantee agreement outstanding amount $ 0.6 $ 0.6