CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Apr. 30, 2014	Apr. 30, 2013
Cash flows from operating activities:
Net income including noncontrolling interests	$ 24,200	$ 4,073
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, impairment charges and amortization	4,187	4,391
Income from equity method investments	(8,297)	(1,599)
Loss (gain) on disposal of real estate and property and equipment	5	(4)
Dividends received from equity method investees	5,012	200
Deferred income		(274)
Derivative financial instruments	(394)	(444)
Deferred income tax	5,339	2,026
Excess tax benefit from stock option exercises	(241)
Changes in assets and liabilities:
Accounts receivable	(406)	(6,351)
Inventories	177	3,734
Other assets	(1,020)	978
Accounts payable, trade	580	2,264
Other liabilities	(2,320)	(195)
Net cash provided by operating activities	26,822	8,799
Cash flows from investing activities:
Capital expenditures	(547)	(32)
Restricted cash	500
Proceeds from sale of real estate and property and equipment	30	141
Net cash (used in) provided by investing activities	(17)	109
Cash flows from financing activities:
Payments of long-term debt	(7,476)	(4,201)
Stock options exercised	930	555
Excess tax benefit from stock option exercises	241
Treasury stock acquired		(564)
Net cash used in financing activities	(6,305)	(4,210)
Net increase in cash and cash equivalents	20,500	4,698
Cash and cash equivalents, beginning of period	105,149	69,073
Cash and cash equivalents, end of period	125,649	73,771
Non cash investing activities – Accrued capital expenditures	$ (250)