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+ Details

Summary of Significant Accounting Policies - Revenue Recognition (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2023
Summary of Significant Accounting Policies
Estimate of Percentage of Impact on Total Revenue	2.00%
Percentage of impact on total revenue		0.80%	1.80%	2.80%
School operating losses included in the entity's revenue	$ 17,200	$ 14,500	$ 17,000
Revenues	$ 2,518,081	2,405,317	2,040,069
Minimum
Summary of Significant Accounting Policies
Duration of contracts providing access to curriculum via the entity's Web site	1 year
Maximum
Summary of Significant Accounting Policies
Duration of contracts providing access to curriculum via the entity's Web site	2 years
Primary Obligor
Summary of Significant Accounting Policies
Revenues	$ 683,600	$ 662,600	$ 576,400