INCOME TAXES - Summary of Significant Components of Net Deferred Tax Assets (Detail 1) - USD ($) $ in Thousands	Jan. 31, 2017	Jan. 31, 2016
Deferred tax assets
Compensation	$ 10,323	$ 13,045
Straight-line lease	4,279	3,713
Provision for bad debts and sales allowances	11,919	11,180
Supplemental employee retirement plan	519	378
Inventory write-downs	10,163	3,581
Net operating loss	2,274	1,637
Other	2,343	1,812
Total deferred tax assets	41,820	35,346
Deferred tax liabilities
Depreciation and amortization	(14,724)	(15,981)
Intangibles	(21,347)	(21,772)
Prepaid expenses and other	(3,383)	(3,362)
Other	(817)	(507)
Total deferred tax liabilities	(40,271)	(41,622)
Net deferred tax assets (liability)	$ 1,549	$ (6,276)