Earnings per Share (Tables)

3 Months Ended

Apr. 30, 2018

Earnings Per Share [Abstract]

Basic and Diluted Weighted Average Common Shares Used in Earnings Per Share Calculation

The following table presents the calculation of basic and diluted weighted average common shares used in the earnings per share calculation:

	Three Months Ended April 30,
	2018	2017
	(in thousands)
Basic weighted average common shares outstanding	12,087	12,078
Stock options	41	126
Unvested restricted stock	27	38
Total weighted average common share equivalents	68	164
Diluted weighted average common shares outstanding	12,155	12,242