Consolidated Condensed Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	May 31, 2013	Feb. 28, 2013
Consolidated Condensed Balance Sheets
Receivables - principally trade, allowances (in dollars)	$ 3,757	$ 5,031
Property and equipment, accumulated depreciation (in dollars)	73,050	74,775
Other intangible assets, accumulated amortization (in dollars)	78,692	73,344
Other assets, accumulated amortization (in dollars)	$ 5,694	$ 5,403
Cumulative preferred stock, non-voting, par (in dollars per share)	$ 1.00	$ 1.00
Cumulative preferred stock, non-voting, Authorized shares	2,000,000	2,000,000
Cumulative preferred stock, non-voting, issued shares	0	0
Common stock, par (in dollars per share)	$ 0.10	$ 0.10
Common stock, Authorized shares	50,000,000	50,000,000
Common stock, shares issued	31,965,701	31,868,416
Common stock, shares outstanding	31,965,701	31,868,416