v3.22.4
Revenue from Contracts with Customers (Details) - USD ($)
$ in Thousands
3 Months Ended
Dec. 31, 2022
Sep. 30, 2022
Capitalized Contract Cost [Line Items]    
Description of timing or revenue recognition The majority of the UTI programs are designed to be completed in 36 to 90 weeks while the MIAT programs are completed in 28 to 96 weeks. The UTI advanced training programs range from 12 to 23 weeks in duration. UTI also provides dealer technician training or instructor staffing services to manufacturers. Revenues are recognized as transfer of the services occurs. The majority of Concorde’s core programs are nine to ten months in duration and are billed in full at the start of the program. Clinical programs are 12 to 24 month programs that are billed by academic term. Clinical programs may have up to nine academic terms that last two to three months.  
Revenue recognition period 12 months  
Receivables $ 56,234 $ 46,826
Deferred revenue $ 75,328 $ 54,223
Minimum    
Capitalized Contract Cost [Line Items]    
Retail installment contracts, period due 1 year  
Retail installment contracts, stated interest rate 0.00%  
Maximum    
Capitalized Contract Cost [Line Items]    
Retail installment contracts, period due 2 years  
Retail installment contracts, stated interest rate 15.00%