Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Thousands	May 31, 2023	Feb. 28, 2023
Statement of Financial Position [Abstract]
Allowance on receivables	$ 4,959	$ 1,678
Property and equipment, accumulated depreciation	184,972	178,961
Other intangible assets, accumulated amortization	$ 173,232	$ 168,574
Cumulative preferred stock, nonvoting, par value (in dollars per share)	$ 1.00	$ 1.00
Cumulative preferred stock, non-voting, authorized shares (in shares)	2,000,000	2,000,000
Cumulative preferred stock, non-voting, issued shares (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.10	$ 0.10
Common stock, authorized shares (in shares)	50,000,000	50,000,000
Common stock, shares issued (in shares)	24,096,946	23,994,405
Common stock, shares outstanding (in shares)	24,096,946	23,994,405