CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2017	Apr. 30, 2016
Cash flows from operating activities:
Net income including noncontrolling interests	$ 5,612	$ 3,466
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	4,934	4,812
Income from equity method investments	(700)	(233)
Gain on sale of investment		(192)
Deferred income tax	3
Stock based compensation expense	196	15
Changes in assets and liabilities:
Accounts receivable	2,705	(1,833)
Inventories	(3,370)	(8,554)
Other assets	(30)	1,589
Accounts payable, trade	(1,308)	(2,284)
Other liabilities	723	(2,465)
Net cash provided by (used in) operating activities	8,765	(5,679)
Cash flows from investing activities:
Capital expenditures	(5,905)	(4,474)
Restricted cash		(466)
Restricted investments and deposits	51
Proceeds from sale of investment		2,275
Other	6	6
Net cash used in investing activities	(5,848)	(2,659)
Cash flows from financing activities:
Purchase of stock from noncontrolling interests holders		(268)
Treasury stock acquired		(4,709)
Net cash used in financing activities		(4,977)
Net increase (decrease) in cash and cash equivalents	2,917	(13,315)
Cash and cash equivalents, beginning of period	188,576	135,765
Cash and cash equivalents, end of period	191,493	122,450
Non cash investing activities – Accrued capital expenditures	1,284	$ 634
Non cash financing activities – Equity awards accrued	$ 167