CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) shares in Thousands, $ in Thousands	May 31, 2017	Feb. 28, 2017
Statement of Financial Position [Abstract]
Allowance for doubtful accounts (in dollars)	$ 701	$ 962
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	3,000	3,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	80,000	80,000
Common stock, shares issued	35,379	35,330
Common stock, shares outstanding	35,379	35,330