Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Nov. 30, 2022	May 31, 2022
Accounts receivable, allowance	$ 1,950	$ 1,650
Accumulated Amortization	$ 78,046	$ 55,416
Preferred stock, par value	$ 1	$ 1
Preferred stock, shares authorized	100,000	100,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value	$ 0.16	$ 0.16
Common stock, shares authorized	315,000,000	315,000,000
Common stock, shares issued	216,154,283	107,801,094
Common stock, shares outstanding	216,154,283	107,801,094