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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 6 Months Ended
Jul. 31, 2015
Jul. 31, 2014
Cash flows from operating activities:    
Net income including noncontrolling interests $ 23,150 $ 50,918
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation, impairment charges and amortization 9,430 8,350
Income from equity method investments (6,543) (15,542)
Gain on sale of investment (10,385)  
Gain on disposal of real estate and property and equipment, net (495) (3)
Dividends received from equity method investees 5,638 8,592
Derivative financial instruments   (770)
Deferred income tax (8,644) 5,323
Stock based compensation expense 10  
Excess tax benefit from stock option exercises   (441)
Changes in assets and liabilities:    
Accounts receivable (2,754) 2,494
Inventories (5,188) 2,083
Other assets 192 463
Accounts payable, trade 261 (198)
Other liabilities (2,110) 353
Net cash provided by operating activities 2,562 61,622
Cash flows from investing activities:    
Capital expenditures (5,865) (3,402)
Restricted cash (203) 500
Restricted investments and deposits 250 273
Proceeds from sale of investment 45,476  
Proceeds from sale of real estate and property and equipment, net 1,935 487
Other 12  
Net cash provided by (used in) investing activities 41,605 (2,142)
Cash flows from financing activities:    
Payments of long-term debt   (13,726)
Stock options exercised   931
Payments to noncontrolling interests holders (507) (39)
Excess tax benefit from stock option exercises   441
Treasury stock acquired (43,250)  
Net cash used in financing activities (43,757) (12,393)
Net increase in cash and cash equivalents 410 47,087
Cash and cash equivalents, beginning of period 137,697 105,149
Cash and cash equivalents, end of period 138,107 152,236
Non cash investing activities – Accrued capital expenditures 370 $ 239
Non cash financing activities – Accrued treasury stock purchases $ 2,938