v3.25.2
Segment Reporting - Summary Financial Information by Reporting Segment (Detail) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Segment Reporting Information [Line Items]          
Revenue $ 209,581 $ 166,740 $ 422,585 $ 335,004  
Percentage of total revenue 100.00% 100.00% 100.00% 100.00%  
Operating Income (Loss) $ 51,399 $ 46,006 $ 103,126 $ 92,284  
Total Assets [1] 1,294,387   1,294,387   $ 1,237,034
Corporate and Other [Member]          
Segment Reporting Information [Line Items]          
Revenue $ 191 $ 190 $ 374 $ 380  
Percentage of total revenue 0.10% 0.10% 0.10% 0.10%  
Operating Income (Loss) $ (5,249) $ (9,810) $ (11,173) $ (14,974)  
Total Assets [1] 593,071   593,071   590,382
CTU [Member] | University Group [Member]          
Segment Reporting Information [Line Items]          
Revenue $ 117,970 $ 112,828 $ 237,549 $ 226,397  
Percentage of total revenue 56.30% 67.70% 56.20% 67.60%  
Operating Income (Loss) $ 46,262 $ 42,890 $ 92,359 $ 85,046  
Total Assets [1] 197,529   197,529   189,663
AIUS [Member] | University Group [Member]          
Segment Reporting Information [Line Items]          
Revenue $ 54,723 $ 53,722 $ 108,782 $ 108,227  
Percentage of total revenue 26.10% 32.20% 25.70% 32.30%  
Operating Income (Loss) $ 12,080 $ 12,926 $ 23,964 $ 22,212  
Total Assets [1] 158,757   158,757   150,437
USAHS [Member] | University Group [Member]          
Segment Reporting Information [Line Items]          
Revenue [2] $ 36,697   $ 75,880    
Percentage of total revenue [2] 17.50% 0.00% 18.00% 0.00%  
Operating Income (Loss) [2] $ (1,694)   $ (2,024)    
Total Assets [2] $ 345,030   $ 345,030   $ 306,552
[1] Total assets are presented on a condensed consolidated basis and do not include intercompany receivable or payable activity between segments and corporate and other.
[2] USAHS includes results of operations starting from the acquisition date on December 2, 2024.