Goodwill and Intangible Assets - Schedule of Other Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	$ 40,826	$ 39,861
Accumulated Amortization	25,313	9,500
Total	15,513	30,361
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Gross carrying amount, before impairment	54,721
Impairment	15,500
Gross/net carrying amount	39,221	54,721
Total intangible assets, Gross	95,547	94,582
Total intangible assets, Impairment	15,500
Total intangible assets, net	$ 54,734	85,082
Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration]	Impairment of goodwill and intangible assets
Trade name
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Gross carrying amount, before impairment	$ 28,498
Gross/net carrying amount	28,498	28,498
Accreditation, licensing, and Title IV
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Gross carrying amount, before impairment	26,186
Impairment	15,500
Gross/net carrying amount	10,686	26,186
Affiliation agreements
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Gross carrying amount, before impairment	37
Gross/net carrying amount	37	37
Student roster
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	20,000	20,000
Accumulated Amortization	13,333	3,333
Total	6,667	16,667
Curricula
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	14,563	14,405
Accumulated Amortization	6,680	1,961
Total	7,883	12,444
Student contracts and relationships
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	4,614	3,870
Accumulated Amortization	4,168	3,870
Total	446	0
Lead conversions
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	1,500	1,500
Accumulated Amortization	1,000	250
Total	500	1,250
Non-compete agreements
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	86	86
Accumulated Amortization	86	86
Total	0	$ 0
Trade name
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	35
Accumulated Amortization	35
Total	0
Accreditation and licensing
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	28
Accumulated Amortization	11
Total	$ 17