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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Operating activities |  |  |
Net earnings | $ 26,010 | $ 36,553 | $ 20,443
Adjustments to reconcile net earnings to net cash provided by operating activities: |  |  |
Impairment of goodwill and indefinite-lived intangibles | 0 | 0 | 1,223
Depreciation and amortization | 15,550 | 15,353 | 14,996
Loss (gain) on disposal of property and equipment | 75 | (117) | (5)
Gain on sale of short term investment | (14) | 0 | 0
Reclassification of foreign currency translation adjustment related to disposal of subsidiary | 0 | 191 | 0
Share-based compensation expense | 2,290 | 2,439 | 2,244
Inventory write-offs for obsolescence | 2,099 | 1,650 | 2,288
Deferred income taxes | (156) | (2,040) | (3,256)
Foreign currency impacts and other items | 660 | (3,915) | (1,018)
Net changes in operating assets and liabilities, net of acquisition: |  |  |
Accounts receivable | 3,794 | (4,777) | (8,038)
Inventories | (4,898) | (11,943) | (8,626)
Prepaid expenses and other current assets | 4,172 | (2,808) | (56)
Trade accounts payable | (2,658) | 889 | 3,292
Other current liabilities | 56 | 3,393 | 11,637
Other non current assets and liabilities, net | 439 | (1,413) | (624)
Accrued pension and other postretirement costs, net | (1,526) | (426) | (963)
Net cash provided by operating activities | 45,893 | 33,029 | 33,537
Investing activities |  |  |
Capital expenditures | (15,154) | (21,288) | (17,061)
Proceeds from sale of property and equipment | 40 | 451 | 231
Purchase of short term investment | (1,000) | 0 | 0
Proceeds from sale of short term investment | 1,014 | 0 | 0
Purchase of business | 0 | 0 | (47,216)
Net cash used in investing activities | (15,100) | (20,837) | (64,046)
Financing activities |  |  |
Principal payments on long-term debt | 0 | 0 | (18)
Proceeds from revolving facility | 0 | 0 | 20,000
Payments on revolving facility | (29,000) | 0 | 0
Purchase of treasury stock | (5,915) | (2,739) | 0
Distributions to noncontrolling interests | (195) | (457) | (313)
Payments of employee taxes on certain share-based arrangements | (825) | (435) | (853)
Net cash (used in) provided by financing activities | (35,935) | (3,631) | 18,816
Effect of exchange rate changes on cash and cash equivalents | 545 | (4,334) | (2,410)
(Decrease) increase in cash and cash equivalents | (4,597) | 4,227 | (14,103)
Cash and cash equivalents at beginning of year | 88,562 | 84,335 | 98,438
Cash and cash equivalents at end of year | 83,965 | 88,562 | 84,335
Supplemental disclosure of investing transactions: |  |  |
Capital expenditures accrued but not yet paid | 2,317 | 1,731 | 3,068
Supplemental disclosure of financing transactions: |  |  |
Excise tax on net share repurchases accrued but not yet paid | $ 41 | $ 0 | $ 0

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