Significant Accounting Policies - Schedule of Number of Shares Used in Calculating Basic and Diluted Earnings Per Share (Details) - shares shares in Thousands	3 Months Ended							6 Months Ended		9 Months Ended		12 Months Ended
	Oct. 31, 2024	Jul. 31, 2024	Apr. 30, 2024	Jan. 31, 2024	Oct. 31, 2023	Jul. 31, 2023	Apr. 30, 2023	Jul. 31, 2024	Jul. 31, 2023	Oct. 31, 2024	Oct. 31, 2023	Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2023
Weighted average common shares outstanding:
Basic	22,283	22,303	22,253	22,218	22,209	22,231	22,226	22,278	22,229	22,280	22,222	22,268	22,221	22,504
Effect of dilutive securities:
Stock awards and options to purchase shares of common stock												335	420	451
Diluted	22,559	22,658	22,673	22,708	22,677	22,616	22,672	22,665	22,642	22,627	22,641	22,603	22,641	22,955