Goodwill and Acquired Intangible Assets - Schedule of Acquired Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Dec. 31, 2024
Finite-Lived Intangible Assets [Line Items]
Cost Basis	$ 17,700	$ 17,700
Accumulated Amortization	(11,292)	(10,271)
Net	$ 6,408	7,429
Nitro
Finite-Lived Intangible Assets [Line Items]
Weighted average useful life of acquired intangible assets	4 years 7 months 6 days
Scholly, Inc.
Finite-Lived Intangible Assets [Line Items]
Weighted average useful life of acquired intangible assets	4 years
Trade name and trademarks
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (in years)	4 years
Cost Basis	$ 6,040	6,040
Accumulated Amortization	(2,517)	(2,139)
Net	$ 3,523	3,901
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (in years)	4 years 7 months 6 days
Cost Basis	$ 8,920	8,920
Accumulated Amortization	(6,946)	(6,465)
Net	$ 1,974	2,455
Developed technology
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (in years)	3 years 6 months
Cost Basis	$ 2,590	2,590
Accumulated Amortization	(1,814)	(1,661)
Net	$ 776	929
Sallie.com domain
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (in years)	4 years
Cost Basis	$ 150	150
Accumulated Amortization	(15)	(6)
Net	$ 135	$ 144