Segment Information - Summary of Financial Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting Information [Line Items]
Depreciation and amortization	$ 16,148	$ 19,303	$ 27,816
Interest expense, net	(4,230)	(2,127)	(4,459)
Income tax (benefit) expense	12,148	10,419	(10,715)
Operating Segments
Segment Reporting Information [Line Items]
Depreciation and amortization	14,589	18,109	27,164
Interest expense, net	2,271	1,773	1,988
Income tax (benefit) expense	24,455	18,996	(2,784)
Operating Segments | APUS Segment
Segment Reporting Information [Line Items]
Depreciation and amortization	3,957	4,828	5,284
Interest expense, net	1,303	1,563	1,882
Income tax (benefit) expense	24,311	24,577	23,530
Operating Segments | RU Segment
Segment Reporting Information [Line Items]
Depreciation and amortization	8,523	11,577	20,627
Interest expense, net	662	(6)	11
Income tax (benefit) expense	341	(5,519)	(26,103)
Operating Segments | HCN Segment
Segment Reporting Information [Line Items]
Depreciation and amortization	2,109	1,704	1,253
Interest expense, net	306	216	95
Income tax (benefit) expense	(197)	(62)	(211)
Corporate and Other
Segment Reporting Information [Line Items]
Depreciation and amortization	1,559	1,194	652
Interest expense, net	(6,501)	(3,900)	(6,447)
Income tax (benefit) expense	$ (12,307)	$ (8,577)	$ (7,931)