Revenue Recognition - Summary of Disaggregation of Revenue by Major Source (Detail) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2025		Dec. 31, 2024	Dec. 31, 2023
Disaggregation Of Revenue [Line Items]
Total revenue		$ 846,096		$ 681,263	$ 710,004
Tuition and Fees, Net [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	[1]	841,402		676,071	702,920
Other [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	[2]	4,694		5,192	7,084
University Group [Member] | CTU [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	[3],[4]	461,602		443,374	456,169
University Group [Member] | AIUS [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	[3],[4]	226,220		227,072	253,057
University Group [Member] | USAHS [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	[5]	157,576		10,041
University Group [Member] | Tuition and Fees, Net [Member] | CTU [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	[1],[4]	458,645		440,183	452,063
University Group [Member] | Tuition and Fees, Net [Member] | AIUS [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	[1]	225,188	[4]	225,852	250,857	[4]
University Group [Member] | Tuition and Fees, Net [Member] | USAHS [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	[1],[5]	157,569		10,036
University Group [Member] | Other [Member] | CTU [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	[2],[4]	2,957		3,191	4,106
University Group [Member] | Other [Member] | AIUS [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	[2]	1,032	[4]	1,220	2,200	[4]
University Group [Member] | Other [Member] | USAHS [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	[2],[5]	7		5
Corporate and Other [Member]
Disaggregation Of Revenue [Line Items]
Total revenue		698		776	778
Corporate and Other [Member] | Other [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	[2]	$ 698		$ 776	$ 778

[1] Tuition and fees, net, includes revenue earned for all degree-granting programs as well as revenue earned for non-degree and professional development programs.

[2] Other revenue primarily includes contract training revenue and miscellaneous non-student related revenue.

[3] The prior period operating results for CTU and AIUS were recast to reflect the transition of Hippo Education from CTU to AIUS.

[4] The prior period operating results for CTU and AIUS were recast to reflect the transition of Hippo Education from CTU to AIUS.

[5] USAHS includes revenue beginning on the acquisition date of December 2, 2024.