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INCOME TAXES (Details) - Schedule of Components of Income Tax Expense - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2016	Jan. 31, 2015	Jan. 31, 2014
Federal:
Current	$ 15,804	$ 23,452	$ 2,974
Deferred	(2,867)	20,717	15,402
	12,937	44,169	18,376
State and Local:
Current	2,651	3,536	2,154
Deferred	(1,480)	1,944	221
	1,171	5,480	2,375
Provision for income taxes	$ 14,108	$ 49,649	$ 20,751

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