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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Operating Activities: |  |  |
Net income | $ 47,319 | $ 87,651 | $ 80,459
Adjustments to reconcile net income to cash provided by operating activities: |  |  |
Depreciation and amortization | 49,162 | 50,073 | 44,099
Equity compensation expense | 12,305 | 11,223 | 11,818
Deferred income taxes | (17,549) | (3,325) | 17,513
Equity in undistributed income of unconsolidated joint ventures | (5,319) | (5,501) | (4,898)
Dividends received from unconsolidated joint ventures | 5,375 | 4,431 | 3,529
Pension settlement charges | 53,213 | 0 | 0
Pension and other postretirement benefits | (943) | (1,552) | (1,561)
Asbestos-related charges | 1,720 | 704 | 3,400
Loss (gain) on sale or disposal of property, plant and equipment | 756 | (164) | (5,154)
Impairment charges | 1,537 | 1,506 | 807
Provision (benefit) for doubtful accounts | 437 | 236 | (439)
Changes in assets and liabilities: |  |  |
Accounts receivable | 20,677 | (3,824) | (14,059)
Contract assets | 273 | (22,728) | 0
Inventories | (1,200) | (19,013) | (14,208)
Pension and postretirement benefit contributions | (103) | (25,354) | (906)
Other current assets | (1,519) | (648) | (576)
Accounts payable and other accrued expenses | (9,139) | (7,886) | 12,341
Proceeds from insurance related to operations | 0 | 0 | 932
Other, net | 4,321 | 991 | 5,885
Net cash provided by operating activities | 161,323 | 66,820 | 138,982
Investing Activities: |  |  |
Acquisition of business, net of cash received | 0 | (77,969) | (60,191)
Isola asset acquisition | 0 | (43,434) | 0
Capital expenditures | (51,597) | (47,115) | (27,215)
Proceeds from the sale of property, plant and equipment, net | 9 | 1,081 | 8,095
Proceeds from insurance claims | 0 | 0 | 1,041
Return of capital from unconsolidated joint ventures | 2,625 | 0 | 0
Net cash used in investing activities | (48,963) | (167,437) | (78,270)
Financing Activities: |  |  |
Proceeds from borrowings under revolving credit facility | 0 | 102,500 | 0
Line of credit issuance costs | 0 | 0 | (1,169)
Repayment of debt principal and finance lease obligations | (105,886) | (6,162) | (110,689)
Payments of taxes related to net share settlement of equity awards | (7,550) | (6,600) | (5,309)
Proceeds from the exercise of stock options, net | 344 | 861 | 3,085
Proceeds from issuance of shares to employee stock purchase plan | 1,249 | 1,082 | 895
Share repurchases | 0 | (2,999) | 0
Net cash (used in) provided by financing activities | (111,843) | 88,682 | (113,187)
Effect of exchange rate fluctuations on cash | (1,406) | (1,486) | 5,867
Net decrease in cash and cash equivalents | (889) | (13,421) | (46,608)
Cash and cash equivalents at beginning of period | 167,738 | 181,159 | 227,767
Cash and cash equivalents at end of period | 166,849 | 167,738 | 181,159
Supplemental Disclosures: |  |  |
Accrued capital additions | 3,420 | 2,744 | 2,376
Interest, net of amounts capitalized | 7,762 | 7,040 | 5,787
Income taxes | $ 17,593 | $ 29,161 | $ 36,918

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- Definition Other increase (decrease) not attributable to current expense nor cash payments during an accounting period in estimated obligations recorded for probable future costs attributable to environmental contamination issues. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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- Definition The net cash outflow or inflow for net proceeds and payments derived from carrying life insurance policies for which the entity is the beneficiary. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
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- Definition The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow to satisfy grantee's tax withholding obligation for award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow for pension benefit. Includes, but is not limited to, employer contribution to fund plan asset and payment to retiree. Excludes other postretirement benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3536-108585 + Details
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