Equity Incentive Plan (Tables)

3 Months Ended

Aug. 31, 2012

Equity Incentive Plan [Abstract]

Summary of restricted stock unit activity

	Restricted Stock Units			Weighted – Average Grant Date Fair Value
Nonvested at June 1, 2012		203		$	13.82
Granted		59			17.14
Vested		(109	)		12.87
Forfeited/canceled		(11	)		12.88
Nonvested at August 31, 2012		142		$	16.01