Organization and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Jan. 31, 2013

Organization and Summary of Significant Accounting Policies [Abstract]

Restricted stock and options outstanding used in the per share calculations

	Years Ended January 31,
	2013		2012		2011
	(in thousands)
Stock options		505		618		299
Restricted stock		22		19		12
Total dilutive shares		527		637		311