CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Oct. 31, 2017	Oct. 31, 2016
Cash flows from operating activities
Net income	$ 62,666	$ 72,042
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation and amortization	27,480	22,898
Loss on disposal of fixed assets	2,832	1,295
Equity loss in unconsolidated affiliates	540	820
Equity based compensation	15,362	13,265
Deferred income taxes		(2,682)
Deferred financing charges and debt discount amortization	8,185	609
Changes in operating assets and liabilities:
Accounts receivable, net	(336,818)	(315,426)
Inventories	(108,284)	(4,986)
Income taxes, net	29,573	48,526
Prepaid expenses and other current assets	12,314	5,851
Other assets, net	8,455	(279)
Accounts payable, accrued expenses and other liabilities	32,103	40,816
Net cash used in operating activities	(245,592)	(117,251)
Cash flows from investing activities
Investment in unconsolidated affiliate	(49)	(35,432)
Capital expenditures	(21,428)	(18,400)
Net cash used in investing activities	(21,477)	(53,832)
Cash flows from financing activities
Proceeds from borrowing - revolving credit facility, net	258,527	91,334
Taxes paid for net share settlement	(6,114)	(6,955)
Debt issuance costs		(690)
Proceeds from exercise of equity awards	1,532	260
Net cash provided by financing activities	253,945	83,949
Foreign currency translation adjustments	1,396	(457)
Net decrease in cash and cash equivalents	(11,728)	(87,591)
Cash and cash equivalents at beginning of period	79,957	132,587
Cash and cash equivalents at end of period	68,229	44,996
Cash payments:
Interest, net	24,664	3,163
Income tax payments (refund), net	$ 4,564	$ (7,534)