Warranties (Tables)

12 Months Ended

Jan. 31, 2020

Product Warranty Costs [Abstract]

Warranties

Changes in the warranty accrual were as follows:

	For the years ended January 31,
	2020		2019		2018
Beginning balance	$	890	$	1,163	$	1,547
Change in provision	3,326		1,449		1,762
Settlements made	(2,197)		(1,722)		(2,146)
Ending balance	$	2,019	$	890	$	1,163