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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 9 Months Ended
Oct. 31, 2019
Oct. 31, 2018
Net income including noncontrolling interests $ 5,395 $ 34,611
Adjustments to reconcile net income to net cash (used in) provided by operating activities:    
Depreciation 17,682 18,673
Amortization of operating lease right-of-use assets 4,648  
Income from equity method investments (350) (2,182)
Dividends received from equity method investee 1,003 3,007
Interest income from investments (25) (993)
Deferred income tax (9,828) (22,146)
Stock based compensation expense 215 730
Loss on disposal of property and equipment   104
Changes in assets and liabilities:    
Accounts receivable (5,013) (2,819)
Inventories (12,561) (881)
Other assets (110) (2,996)
Accounts payable, trade 5,618 1,682
Other liabilities (9,010) 2,079
Net cash (used in) provided by operating activities (2,336) 28,869
Cash flows from investing activities:    
Capital expenditures (2,643) (7,954)
Purchase of short-term investments   (125,989)
Sale of short-term investments 15,000 112,091
Loan receivable repayments 369 25
Net cash provided by (used in) investing activities 12,726 (21,827)
Cash flows from financing activities:    
Treasury stock acquired   (18,419)
Payments to noncontrolling interests holders (2,598) (1,734)
Capital contributions from minority investor 258 432
Net cash used in financing activities (2,340) (19,721)
Net increase (decrease) in cash, cash equivalents and restricted cash 8,050 (12,679)
Cash, cash equivalents and restricted cash, beginning of period 188,812 191,342
Cash, cash equivalents and restricted cash, end of period 196,862 178,663
Non cash investing activities – Accrued capital expenditures 272 603
Non cash financing activities – Stock awards accrued 99 585
Non cash financing activities – Stock awards issued 487 1,473
Initial right-of-use assets and liabilities recorded upon adoption of ASC 842 20,918  
Right-of-use assets acquired and liabilities incurred upon lease execution 432  
Cash and cash equivalents 196,339 178,229
Restricted cash $ 523 $ 434