Segment Information - Summary of Financial Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Segment Reporting Information [Line Items]
Depreciation and amortization	$ 3,992	$ 5,128
Interest expense, net	(887)	(126)
Income tax expense (benefit)	2,466	1,213
Operating Segments
Segment Reporting Information [Line Items]
Depreciation and amortization	3,659	4,846
Interest expense, net	785	437
Income tax expense (benefit)	7,313	4,679
Operating Segments | APUS Segment
Segment Reporting Information [Line Items]
Depreciation and amortization	1,029	1,240
Interest expense, net	319	412
Income tax expense (benefit)	7,734	7,481
Operating Segments | RU Segment
Segment Reporting Information [Line Items]
Depreciation and amortization	2,125	3,284
Interest expense, net	381	0
Income tax expense (benefit)	(162)	(2,731)
Operating Segments | HCN Segment
Segment Reporting Information [Line Items]
Depreciation and amortization	505	322
Interest expense, net	85	25
Income tax expense (benefit)	(259)	(71)
Corporate and Other
Segment Reporting Information [Line Items]
Depreciation and amortization	333	282
Interest expense, net	(1,672)	(563)
Income tax expense (benefit)	$ (4,847)	$ (3,466)