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v3.21.2

Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2021 | Sep. 30, 2020
Operating Activities |  |
Net income | $ 183,705 | $ 132,331
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 25,604 | 12,450
Stock-based compensation | 6,195 | 5,919
Gain on disposal of property, plant and equipment | (1,057) | (138)
Other non-cash adjustments | (40) | (28)
Changes in operating assets and liabilities: |  |
Accounts receivable | (158,813) | (174,954)
Inventories | (5,399) | 4,525
Prepaid expenses and other assets | (4,311) | (694)
Accounts payable | 17,219 | 14,447
Accrued expenses and other liabilities | 28,472 | 13,286
Income taxes receivable/payable | 21,484 | 5,370
Net cash provided by operating activities | 113,059 | 12,514
Investing Activities |  |
Expenditures for property, plant and equipment | (124,451) | (99,696)
Proceeds from sales of property, plant and equipment | 1,355 | 2,150
Net cash used in investing activities | (123,096) | (97,546)
Financing Activities |  |
Borrowings under line of credit | 416,000 | 235,000
Principal payments under line of credit | (416,000) | (235,000)
Repurchases of common stock | (58,945) | (44,437)
Financing costs |  | (361)
Proceeds from employee stock purchase and option plans | 1,323 | 1,078
Net cash used in financing activities | (57,622) | (43,720)
Net decrease in cash and cash equivalents | (67,659) | (128,752)
Cash and cash equivalents, beginning of period | 121,701 | 148,833
Cash and cash equivalents, end of period | 54,042 | 20,081
Supplemental Disclosure: |  |
Cash paid for interest, net of amounts capitalized |  | 155
Cash paid for income taxes, net | $ 39,750 | $ 38,567

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