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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2019 | Sep. 30, 2018
Operating Activities: |  |
Net income | $ 76,079 | $ 63,199
Adjustments to reconcile net income to cash provided by operating activities: |  |
Depreciation and amortization | 37,176 | 35,320
Equity compensation expense | 9,294 | 8,536
Deferred income taxes | (5,565) | (17)
Equity in undistributed income of unconsolidated joint ventures | (4,077) | (4,453)
Dividends received from unconsolidated joint ventures | 5,375 | 4,431
Pension and other postretirement benefits | (503) | (1,193)
Asbestos-related charges | 67 | 0
Loss (gain) on sale or disposal of property, plant and equipment | 278 | (161)
Impairment charges | 1,537 | 477
Provision (benefit) for doubtful accounts | 16 | (264)
Changes in assets and liabilities: |  |
Accounts receivable | 3,668 | (14,012)
Contract assets | (1,342) | (20,260)
Inventories | (7,788) | (11,840)
Pension and postretirement benefit contributions | (16) | (25,347)
Other current assets | 641 | 146
Accounts payable and other accrued expenses | (2,552) | (4,354)
Other, net | 3,384 | 3,216
Net cash provided by operating activities | 115,672 | 33,424
Investing Activities: |  |
Acquisition of business, net of cash received | 0 | (78,571)
Isola asset acquisition | 0 | (43,434)
Capital expenditures | (38,827) | (36,557)
Proceeds from the sale of property, plant and equipment, net | 9 | 1,027
Return of capital from unconsolidated joint ventures | 2,625 | 0
Net cash used in investing activities | (36,193) | (157,535)
Financing Activities: |  |
Proceeds from borrowings under revolving credit facility | 0 | 102,500
Repayment of debt principal and finance lease obligations | (98,294) | (1,046)
Payments of taxes related to net share settlement of equity awards | (7,309) | (6,492)
Proceeds from the exercise of stock options, net | 344 | 734
Proceeds from issuance of shares to employee stock purchase plan | 1,249 | 1,082
Share repurchases | 0 | (2,999)
Net cash (used in) provided by financing activities | (104,010) | 93,779
Effect of exchange rate fluctuations on cash | (2,460) | (1,271)
Net decrease in cash and cash equivalents | (26,991) | (31,603)
Cash and cash equivalents at beginning of period | 167,738 | 181,159
Cash and cash equivalents at end of period | 140,747 | 149,556
Supplemental Disclosures: |  |
Accrued capital additions | 1,999 | 2,099
Interest, net of amounts capitalized | 6,449 | 4,662
Income taxes | $ 16,018 | $ 23,357

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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 cash outflow to reacquire common stock during the period. + 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 (a) -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 The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585 + 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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