Earnings Per Share and Cash Dividends (Tables)

6 Months Ended

Jul. 31, 2019

Earnings Per Share [Abstract]

Schedule of Number of Shares Used in Calculating Basic and Diluted Earnings (Loss) Per Share

The number of shares used in calculating basic and diluted earnings (loss) per share is as follows (in thousands):

	Three Months Ended July 31,				Six Months Ended July 31,
	2019		2018		2019		2018
Weighted average common shares outstanding:
Basic		23,138		23,245		23,127		23,172
Effect of dilutive securities:
Stock awards and options to purchase shares of    common stock		154		467		243		413
Diluted		23,292		23,712		23,370		23,585