CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Feb. 29, 2024	Feb. 28, 2023	Feb. 29, 2024	Feb. 28, 2023
Income Statement [Abstract]
Revenues	$ 323.7	$ 324.9	$ 1,114.8	$ 1,175.7
Operating costs and expenses:
Cost of goods sold	148.7	161.1	512.8	566.0
Selling, general and administrative expenses	194.8	178.0	592.1	554.4
Depreciation and amortization	14.6	13.5	42.1	41.0
Asset impairments and write downs	0.5	0.0	0.5	0.0
Total operating costs and expenses	358.6	352.6	1,147.5	1,161.4
Operating income (loss)	(34.9)	(27.7)	(32.7)	14.3
Interest income (expense), net	0.6	1.4	2.4	2.3
Other components of net periodic benefit (cost)	(0.3)	0.1	(0.8)	0.2
Earnings (loss) before income taxes	(34.6)	(26.2)	(31.1)	16.8
Provision (benefit) for income taxes	(8.1)	(6.9)	(7.3)	6.1
Net income (loss)	(26.5)	(19.3)	(23.8)	10.7
Less: Net income (loss) attributable to noncontrolling interest	0.0	(0.1)	0.0	0.1
Net income (loss) attributable to Scholastic Corporation	$ (26.5)	$ (19.2)	$ (23.8)	$ 10.6
Basic and diluted earnings (loss) per share of Class A and Common Stock
Basic (in Dollars per share)	$ (0.91)	$ (0.57)	$ (0.80)	$ 0.31
Diluted (in Dollars per share)	$ (0.91)	$ (0.57)	$ (0.80)	$ 0.30