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CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 9 Months Ended
Oct. 31, 2017
Oct. 31, 2016
Cash flows from operating activities:    
Net income including noncontrolling interests $ 24,777 $ 23,969
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 15,695 14,567
Income from equity method investments (1,931) (3,257)
Dividends received from equity method investee 4,009 4,010
Loss (gain) on disposal of real estate and property and equipment, net 87 (364)
Loss (gain) on sale of investment 13 (192)
Deferred income tax (5,682) (1,019)
Stock based compensation expense 881 68
Changes in assets and liabilities:    
Accounts receivable 2,023 (1,686)
Inventories (7,039) (2,305)
Other assets (222) 2,758
Accounts payable, trade 2,195 1,653
Other liabilities (746) 3,157
Net cash provided by operating activities 34,060 41,359
Cash flows from investing activities:    
Capital expenditures (19,315) (11,836)
Acquisition of business, net of cash acquired (12,049)  
Restricted cash (100) 8
Restricted investments and deposits 150 460
Proceeds from sale of investment 64 2,275
Proceeds from sale of real estate and property and equipment, net 42 1,510
Other 19 17
Net cash used in investing activities (31,189) (7,566)
Cash flows from financing activities:    
Dividend payments to and purchases of stock from noncontrolling interests holders (1,725) (2,096)
Capital contributions from minority investor 738  
Treasury stock acquired   (4,709)
Net cash used in financing activities (987) (6,805)
Net increase in cash and cash equivalents 1,884 26,988
Cash and cash equivalents, beginning of period 188,576 135,765
Cash and cash equivalents, end of period 190,460 162,753
Non cash investing activities – Accrued capital expenditures 1,049 1,183
Non cash financing activities – Stock awards accrued 768  
Non cash financing activities – Stock awards issued $ 1,195 $ 1,095