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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Cash flows from operating activities:      
Net income $ 20,871 $ 16,568 $ 10,323
Depreciation and amortization 3,977 3,839 3,827
Deferred income taxes (688) (321) (48)
Other, net 213 269 346
Change in assets and liabilities:      
Accounts receivable, net (2,309) (4,806) 1,118
Inventories, net (5,832) (7,479) (193)
Accounts payable and accrued liabilities 943 2,547 95
Accounts with affiliates (687) 854 449
Prepaids and other, net 403 (997) (415)
Net cash provided by operating activities 16,891 10,474 15,502
Cash flows from investing activities:      
Capital expenditures (3,695) (4,094) (1,740)
Proceeds from sale of fixed assets, net 133 2  
Purchases of marketable securities (33,036)    
Note receivable from affiliate:      
Collections 29,800 40,600 33,428
Advances (24,300) (29,800) (34,828)
Net cash provided by (used in) investing activities (31,098) 6,708 (3,140)
Cash flows from financing activities:      
Dividends paid (33,880) (9,929) (4,980)
Treasury stock acquired (1,744) (1,311)  
Net cash used in financing activities (35,624) (11,240) (4,980)
Cash and cash equivalents - net change from:      
Operating, investing and financing activities (49,831) 5,942 7,382
Balance at beginning of period 76,579 70,637 63,255
Balance at end of period 26,748 76,579 70,637
Supplemental disclosures -      
Cash paid for income taxes $ 7,817 $ 4,700 $ 3,261