Revenue Recognition - Narrative (Details) $ in Millions	6 Months Ended
Jun. 30, 2026 USD ($) term course
Disaggregation of Revenue [Line Items]
Number of free courses \| course	1
Number of successfully completed courses \| course	3
Consecutive terms of non attendance in which Graduation Fund credits will be lost \| term	1
Minimum \| Australia / New Zealand
Disaggregation of Revenue [Line Items]
Deferred contract costs, amortization period	1 year
Maximum \| Australia / New Zealand
Disaggregation of Revenue [Line Items]
Deferred contract costs, amortization period	2 years
Learn and Earn Scholarship \| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-07-01
Disaggregation of Revenue [Line Items]
Performance obligation expected timing of satisfaction	12 months
Revenue remaining performance obligation \| $	$ 18.1
Learn and Earn Scholarship \| Minimum \| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2027-07-01
Disaggregation of Revenue [Line Items]
Performance obligation expected timing of satisfaction	2 years
Learn and Earn Scholarship \| Maximum \| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2027-07-01
Disaggregation of Revenue [Line Items]
Performance obligation expected timing of satisfaction	4 years
Tuition Cap \| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-07-01
Disaggregation of Revenue [Line Items]
Performance obligation expected timing of satisfaction	12 months
Revenue remaining performance obligation \| $	$ 8.4

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