Segment Information - Summary of Depreciation and Amortization Expenses (Detail) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
May 31, 2026 |
May 31, 2025 |
May 31, 2024 |
|
| Depreciation and Amortization Expenses [Line Items] | |||
| Depreciation and amortization | $ 178,729 | $ 145,888 | $ 106,820 |
| Educational services and test preparation courses [Member] | |||
| Depreciation and Amortization Expenses [Line Items] | |||
| Depreciation and amortization | 141,070 | 110,946 | 80,277 |
| Private label products and livestreaming e-commerce [Member] | |||
| Depreciation and Amortization Expenses [Line Items] | |||
| Depreciation and amortization | 2,570 | 2,296 | 1,973 |
| Overseas study consulting services [Member] | |||
| Depreciation and Amortization Expenses [Line Items] | |||
| Depreciation and amortization | 7,092 | 5,867 | 4,517 |
| Others [Member] | |||
| Depreciation and Amortization Expenses [Line Items] | |||
| Depreciation and amortization | $ 27,997 | $ 26,779 | $ 20,053 |