Supplemental Cash Flow Information (Tables)

12 Months Ended

Jan. 31, 2019

Supplemental Cash Flow Elements [Abstract]

Schedule of supplemental cash flow information

	For the years ended January 31,
	2019			2018			2017
Changes in operating assets and liabilities:
Accounts receivable	$	3,938		$	(7,014	)	$	(5,361	)
Inventories	1,092			(11,062		)	1,215
Prepaid expenses and other assets	(2,440		)	(2,445		)	228
Accounts payable	(4,517		)	1,280			2,558
Accrued and other liabilities	3,480			2,560			8,405
	$	1,553		$	(16,681	)	$	7,045
Supplemental disclosures of cash flow information:
Cash paid during the year for income taxes	$	8,225		$	19,854		$	6,618
Interest paid	$	227		$	186		$	190
Significant non-cash transactions:
Capital expenditures and other intangibles included in accounts payable	$	655		$	418		$	84
Assets acquired under capital leases	$	38		$	79		$	—