Asset Write Down	12 Months Ended
May 31, 2026
Asset Retirement Obligation Disclosure [Abstract]
Asset Write Down	ASSET WRITE DOWN During fiscal 2026, the Company identified certain assets that were not recoverable. The estimated future cash flows related to these assets were impacted by the Company's decision to no longer sell the related products or the Company ceased development activities for the related products and television programs. The assets consisted of $4.9 of investment in film and television programs and other production costs included in the Entertainment segment, $4.3 of prepublication costs included in the Education segment, and $0.8 of capitalized costs related to cloud computing arrangements included within the Children's Book Publishing and Distribution segment. The Company also identified $0.6 of inventory within the Children's Book Publishing and Distribution segment that was not recoverable as a result of a warehouse fire. Refer to Note 7, Commitments and Contingencies for further details. In addition, the Company identified indicators of impairment related to its 12% ownership interest in a children's book publishing business located in the UK as the business has been wound down. This investment had a carrying value of $0.3 and was included in the Entertainment segment. The Company performed an assessment and concluded the investment was not recoverable. Accordingly, the Company recognized total impairment charges of $10.9 which was included in Asset impairments and write downs within the Company's Consolidated Statement of Operations for the fiscal year ended May 31, 2026. The related impact of the impairments was a loss per basic and diluted share of Class A and Common Stock of $0.35 and $0.34, respectively, in the twelve months ended May 31, 2026. During fiscal 2025, the Company identified certain digital products that were not recoverable. The estimated future cash flows related to these assets were impacted by the Company's decision to no longer sell the related products. The assets consisted of prepublication costs of which $0.6 were included within the Children's Book Publishing and Distribution segment and $0.6 were included within the Education segment. The Company also identified assets of $1.1 that were not recoverable as a result of the reorganization in China. These assets consisted primarily of inventory and were included within the International segment. In addition, the Company ceased use of certain leased office space in the U.S., Canada and Ireland as part of the Company's efforts to rightsize its real estate footprint to reduce occupancy costs. The Company recognized an impairment expense related to the right-of-use (ROU) assets associated with the operating leases of which $0.5 was included within the Entertainment segment and $0.1 was included in Overhead. Accordingly, the Company recognized a total impairment charge of $2.9 which was included in Asset impairments and write downs within the Company's Consolidated Statement of Operations for the fiscal year ended May 31, 2025. The related impact of the impairments was a loss per basic and diluted share of Class A and Common Stock of $0.08 in the twelve months ended May 31, 2025. During fiscal 2024, the Company identified certain education products that were not recoverable. The estimated future cash flows related to these assets were impacted by the shift to evidence-based approaches to literacy instruction within the education market. The assets consisted primarily of prepublication costs and amortizable intangible assets and were included within the Education segment. Accordingly, the Company recognized an impairment charge of $6.1 which was included in Asset impairments and write downs within the Company's Consolidated Statement of Operations for the fiscal year ended May 31, 2024. In addition, during fiscal 2024, the Company ceased use of certain leased office space in the U.S. and Canada as part of the Company's efforts to rightsize its real estate footprint to reduce occupancy costs. A total impairment expense of $3.9 was recognized during fiscal 2024 which was included in Asset impairments and write downs within the Company's Consolidated Statement of Operations for the fiscal year ended May 31, 2024. A right-of-use (ROU) asset of $2.3 was related to leased office space in New York City and included in Overhead, $1.1 was related to leased office space in Canada and included in the International segment, and $0.5 was related to leased office space used by the U.S. book fairs business and included in the Children's Book Publishing and Distribution segment. The related impact of the impairments was a loss per basic and diluted share of Class A and Common Stock of $0.25 in the twelve months ended May 31, 2024.

During fiscal 2026, the Company identified certain assets that were not recoverable. The estimated future cash flows related to these assets were impacted by the Company's decision to no longer sell the related products or the Company ceased development activities for the related products and television programs. The assets consisted of $4.9 of investment in film and television programs and other production costs included in the Entertainment segment, $4.3 of prepublication costs included in the Education segment, and $0.8 of capitalized costs related to cloud computing arrangements included within the Children's Book Publishing and Distribution segment. The Company also identified $0.6 of inventory within the Children's Book Publishing and Distribution segment that was not recoverable as a result of a warehouse fire. Refer to Note 7, Commitments and Contingencies for further details. In addition, the Company identified indicators of impairment related to its 12% ownership interest in a children's book publishing business located in the UK as the business has been wound down. This investment had a carrying value of $0.3 and was included in the Entertainment segment. The Company performed an assessment and concluded the investment was not recoverable. Accordingly, the Company recognized total impairment charges of $10.9 which was included in Asset impairments and write downs within the Company's Consolidated Statement of Operations for the fiscal year ended May 31, 2026. The related impact of the impairments was a loss per basic and diluted share of Class A and Common Stock of $0.35 and $0.34, respectively, in the twelve months ended May 31, 2026.

During fiscal 2025, the Company identified certain digital products that were not recoverable. The estimated future cash flows related to these assets were impacted by the Company's decision to no longer sell the related products. The assets consisted of prepublication costs of which $0.6 were included within the Children's Book Publishing and Distribution segment and $0.6 were included within the Education segment. The Company also identified assets of $1.1 that were not recoverable as a result of the reorganization in China. These assets consisted primarily of inventory and were included within the International segment. In addition, the Company ceased use of certain leased office space in the U.S., Canada and Ireland as part of the Company's efforts to rightsize its real estate footprint to reduce occupancy costs. The Company recognized an impairment expense related to the right-of-use (ROU) assets associated with the operating leases of which $0.5 was included within the Entertainment segment and $0.1 was included in Overhead. Accordingly, the Company recognized a total impairment charge of $2.9 which was included in Asset impairments and write downs within the Company's Consolidated Statement of Operations for the fiscal year ended May 31, 2025. The related impact of the impairments was a loss per basic and diluted share of Class A and Common Stock of $0.08 in the twelve months ended May 31, 2025.

During fiscal 2024, the Company identified certain education products that were not recoverable. The estimated future cash flows related to these assets were impacted by the shift to evidence-based approaches to literacy instruction within the education market. The assets consisted primarily of prepublication costs and amortizable intangible assets and were included within the Education segment. Accordingly, the Company recognized an impairment charge of $6.1 which was included in Asset impairments and write downs within the Company's Consolidated Statement of Operations for the fiscal year ended May 31, 2024. In addition, during fiscal 2024, the Company ceased use of certain leased office space in the U.S. and Canada as part of the Company's efforts to rightsize its real estate footprint to reduce occupancy costs. A total impairment expense of $3.9 was recognized during fiscal 2024 which was included in Asset impairments and write downs within the Company's Consolidated Statement of Operations for the fiscal year ended May 31, 2024. A right-of-use (ROU) asset of $2.3 was related to leased office space in New York City and included in Overhead, $1.1 was related to leased office space in Canada and included in the International segment, and $0.5 was related to leased office space used by the U.S. book fairs business