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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 - operating activities: |  |  |  |
Net income including noncontrolling interests |  | $ 406,122 | $ 383,701 | $ 132,943
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |  |
Depreciation and amortization |  | 47,296 | 48,347 | 46,721
Amortization of identifiable intangible assets |  | 61,315 | 64,089 | 59,950
Provision for credit losses |  | 5,166 | 8,041 | 3,269
Deferred income taxes |  | 10,483 | 9,517 | (36,354)
Gain on sale or disposal of property, plant and equipment |  | (6,393) | (782) | (122)
Excess tax benefits from share-based compensation |  | (1,654) | (828) | (191)
Equity (income) loss from unconsolidated entities |  | (391) | 1,170 | (14)
Non-cash expense for amortization of debt issuance costs |  | 960 | 960 | 998
Non-cash expense from contingent consideration arrangements |  | 1,610 | 1,810 | 649
Non-cash expense for impairment of goodwill, identifiable intangible assets, and other long-lived assets |  | 0 | 0 | 232,750
Non-cash share-based compensation expense |  | 12,125 | 11,107 | 11,151
Distributions from unconsolidated entities |  | 400 | 44 | 0
Changes in operating assets and liabilities, excluding the effect of businesses acquired: |  |  |  |
(Increase) decrease in accounts receivable |  | (340,091) | (246,856) | 139,377
Increase in inventories |  | (31,541) | (116) | (12,709)
(Increase) decrease in contract assets |  | (44,725) | (50,648) | 7,829
Increase (decrease) in accounts payable |  | 111,488 | 54,849 | (9,022)
Increase in contract liabilities |  | 299,897 | 44,713 | 85,142
(Decrease) increase in accrued payroll and benefits and other accrued expenses and liabilities |  | (30,025) | 46,573 | 113,835
Changes in other assets and liabilities, net |  | (4,109) | (56,874) | 30,164
Net cash provided by operating activities |  | 497,933 | 318,817 | 806,366
Cash flows - investing activities: |  |  |  |
Payments for acquisitions of businesses, net of cash acquired |  | (98,656) | (118,239) | (50,357)
Proceeds from sale or disposal of property, plant and equipment |  | 7,145 | 2,754 | 3,463
Purchases of property, plant and equipment |  | (49,289) | (36,192) | (47,969)
Investments in and advances to unconsolidated entities |  | 0 | (1,595) | 0
Distributions from unconsolidated entities |  | 0 | 196 | 0
Net cash used in investing activities |  | (140,800) | (153,076) | (94,863)
Cash flows - financing activities: |  |  |  |
Proceeds from revolving credit facility |  | 270,000 | 0 | 200,000
Repayments of revolving credit facility |  | (270,000) | 0 | (250,000)
Proceeds from long-term debt |  | 0 | 0 | 300,000
Repayments of long-term debt and debt issuance costs |  | (13,875) | (13,875) | (286,987)
Repayments of finance lease liabilities |  | (3,551) | (4,189) | (4,470)
Dividends paid to stockholders |  | (27,187) | (28,163) | (17,674)
Repurchases of common stock |  | (660,609) | (195,546) | (112,553)
Taxes paid related to net share settlements of equity awards |  | (7,539) | (4,210) | (2,640)
Issuances of common stock under employee stock purchase plan |  | 8,177 | 7,328 | 6,557
Payments for contingent consideration arrangements |  | (5,534) | (6,758) | (4,070)
Distributions to noncontrolling interests |  | 0 | (43) | (70)
Net cash used in financing activities |  | (710,118) | (245,456) | (171,907)
Effect of exchange rate changes on cash, cash equivalents, and restricted cash |  | (12,515) | (1,279) | 4,046
(Decrease) increase in cash, cash equivalents, and restricted cash |  | (365,500) | (80,994) | 543,642
Cash, cash equivalents, and restricted cash at beginning of year (1) | [1] | 822,568 | 903,562 | 359,920
Cash, cash equivalents, and restricted cash at end of period (1) | [1] | $ 457,068 | $ 822,568 | $ 903,562
[1] | Includes $0.6 million, $1.2 million, $0.7 million, and $1.1 million of restricted cash classified as “Prepaid expenses and other” in the Consolidated Balance Sheets as of December 31, 2022, 2021, 2020, and 2019, respectively.

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