XML 30 R18.htm IDEA: XBRL DOCUMENT v3.22.1
Long-Term Debt - Narrative (Details)
$ / shares in Units, $ in Thousands, ₩ in Millions
6 Months Ended
Nov. 04, 2021
USD ($)
$ / shares
shares
Sep. 24, 2021
USD ($)
Mar. 31, 2022
USD ($)
Mar. 31, 2021
USD ($)
Sep. 30, 2021
USD ($)
Sep. 30, 2021
KRW (₩)
Sep. 24, 2021
KRW (₩)
tranche
Short-term Debt [Line Items]              
Debt issuance costs incurred     $ 66,173 $ 24,082      
Proceeds from line of credit     588,775 $ 468,051      
Inspire Korea Credit Facility              
Short-term Debt [Line Items]              
Borrowing capacity         $ 878,500 ₩ 1,040,000.0 ₩ 1,040,000.0
Number of tranches | tranche             2
Debt instrument, term   48 months          
Period after first draw for prepayment   1 year          
Undrawn commitment fee percentage   0.30%          
Credit enhancement support   $ 100,000          
Debt issuance costs incurred     59,100        
MGE Korea Term Loan              
Short-term Debt [Line Items]              
Debt instrument, term 66 months            
Stated interest rate 17.00%            
Debt issuance costs incurred     $ 10,000        
Proceeds from line of credit $ 275,000            
Fixed charge percentage from share capital and debenture 100.00%            
Debt discount $ 84,800            
MGE Korea Warrants And Put Option Liability              
Short-term Debt [Line Items]              
Debt issuance costs incurred $ 4,200            
Number of warrants (in shares) | shares 4,400            
Initial warrant exercise price (in dollars per share) | $ / shares $ 0.01            
Warrants, fully-diluted share capital percentage 22.00%            
Aggregate purchase price $ 110,000            
MGE Korea Warrants And Put Option Liability | Warrants And Put Option | Measurement Input, Discount Rate | Valuation Technique, Discounted Cash Flow              
Short-term Debt [Line Items]              
Warrants, unobservable inputs     0.105        
MGE Korea Warrants And Put Option Liability | Warrants And Put Option | Measurement Input, Price Volatility | Valuation Technique, Discounted Cash Flow              
Short-term Debt [Line Items]              
Warrants, unobservable inputs     0.500        
MGE Korea Warrants And Put Option Liability | Put Option              
Short-term Debt [Line Items]              
Warrants exercisable period 6 years            
MGE Korea Warrants And Put Option Liability | Call Option              
Short-term Debt [Line Items]              
Warrants exercisable period 6 months            
Tranche A Credit Facility | Inspire Korea Credit Facility              
Short-term Debt [Line Items]              
Borrowing capacity         625,100 740,000.0 ₩ 740,000.0
Stated interest rate             5.40%
Tranche B Credit Facility | Inspire Korea Credit Facility              
Short-term Debt [Line Items]              
Borrowing capacity         $ 253,400 ₩ 300,000.0 ₩ 300,000.0
Stated interest rate             7.00%
Loan interest reserve period   36 months