v3.25.2
Segment Reporting - Significant Expense Category by Reporting Segment Expenses (Detail) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Segment Reporting Information [Line Items]        
Total operating expenses $ 158,182 $ 120,734 $ 319,459 $ 242,720
CTU [Member] | Academics and Student Related [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses 17,644 15,481 33,616 32,722
CTU [Member] | Advertising and Marketing [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses 13,513 12,863 27,036 26,073
CTU [Member] | Admissions [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses 12,627 11,807 25,159 23,985
CTU [Member] | Administrative [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses [1] 22,593 22,565 45,407 43,655
CTU [Member] | Bad Debt [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses 2,545 5,000 8,419 8,028
CTU [Member] | Depreciation and Amortization [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses 2,161 2,148 4,297 4,238
CTU [Member] | All Other Expenses [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses [2] 625 74 1,256 2,650
AIUS [Member] | Academics and Student Related [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses 10,318 10,172 20,618 20,122
AIUS [Member] | Advertising and Marketing [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses 9,729 10,269 20,185 21,298
AIUS [Member] | Admissions [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses 8,393 8,157 16,940 16,869
AIUS [Member] | Administrative [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses [1] 9,813 8,986 19,254 18,944
AIUS [Member] | Bad Debt [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses 2,635 1,073 4,259 4,601
AIUS [Member] | Depreciation and Amortization [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses 702 840 1,421 1,685
AIUS [Member] | All Other Expenses [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses [2] 1,053 $ 1,299 2,141 $ 2,496
USAHS [Member] | Academics and Student Related [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses [3] 15,978   31,394  
USAHS [Member] | Advertising and Marketing [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses [3] 3,798   7,776  
USAHS [Member] | Admissions [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses [3] 1,330   2,717  
USAHS [Member] | Administrative [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses [1],[3] 5,659   10,807  
USAHS [Member] | Bad Debt [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses [3] 279   340  
USAHS [Member] | Depreciation and Amortization [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses [3] 7,204   16,074  
USAHS [Member] | All Other Expenses [Member]        
Segment Reporting Information [Line Items]        
Total operating expenses [2],[3] $ 4,143   $ 8,796  
[1] Administrative expense includes allocations from Corporate and Other.
[2] All other expenses primarily include occupancy and asset impairment.
[3] USAHS includes financial information starting from the acquisition date on December 2, 2024.