v3.26.1
Business Segments (Narrative) (Details)
$ in Thousands
6 Months Ended
Mar. 22, 2018
USD ($)
Jun. 30, 2026
USD ($)
segment
Dec. 31, 2025
USD ($)
Business Segments [Line Items]      
Number of reportable segments | segment   7  
Accounts Receivable, Current   $ 474,687 $ 576,754
Purdue University Global [Member] | Education [Member] | Higher Education [Member]      
Business Segments [Line Items]      
Accounts Receivable   25,500  
Kaplan University Transaction [Member] | Purdue University Global [Member] | Education [Member] | Higher Education [Member]      
Business Segments [Line Items]      
Accounts Receivable, Current   $ 3,700  
Advance Related To Kaplan University Transaction $ 20,000