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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 25, 2022 | Jun. 26, 2021
Cash flows relating to operating activities |  |
Net income | $ 205,890 | $ 153,851
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 151,720 | 129,613
Stock-based compensation | 29,549 | 30,266
Loss on debt extinguishment and other financing costs | 1,987 | 27,980
Deferred income taxes | (14,684) | 8,891
Loss on venture capital and strategic equity investments, net | 23,515 | 6,910
Contingent consideration, fair value changes | (15,420) | 0
Other, net | 13,520 | (475)
Changes in assets and liabilities: |  |
Trade receivables and contract assets, net | (117,642) | (5,224)
Inventories | (63,725) | (7,107)
Accounts payable | 31,466 | (13,383)
Accrued compensation | (38,173) | 13,932
Deferred revenue | 27,641 | 502
Customer contract deposits | 16,100 | (2,032)
Other assets and liabilities, net | 360 | 13,095
Net cash provided by operating activities | 252,104 | 356,819
Cash flows relating to investing activities |  |
Acquisition of businesses and assets, net of cash acquired | (283,392) | (1,000,505)
Capital expenditures | (163,316) | (74,461)
Purchases of investments and contributions to venture capital investments | (108,842) | (23,266)
Proceeds from sale of investments | 205 | 5,204
Other, net | (4,774) | 839
Net cash used in investing activities | (560,119) | (1,092,189)
Cash flows relating to financing activities |  |
Proceeds from long-term debt and revolving credit facility | 2,180,511 | 4,999,942
Proceeds from exercises of stock options | 15,571 | 35,298
Payments on long-term debt, revolving credit facility, and finance lease obligations | (1,856,262) | (4,241,772)
Purchase of treasury stock | (38,468) | (40,297)
Payment of debt extinguishment and financing costs | 0 | (38,166)
Payment of contingent considerations | (10,356) | 0
Other, net | (32,843) | (2,330)
Net cash provided by financing activities | 258,153 | 712,675
Effect of exchange rate changes on cash, cash equivalents, and restricted cash | 10,756 | 17,066
Net change in cash, cash equivalents, and restricted cash | (39,106) | (5,629)
Cash, cash equivalents, and restricted cash, beginning of period | 246,314 | 233,119
Cash, cash equivalents, and restricted cash, end of period | 207,208 | 227,490
Supplemental cash flow information: |  |
Cash and cash equivalents | 200,321 | 222,969
Restricted cash included in Other current assets | 5,797 | 3,118
Restricted cash included in Other assets | 1,090 | 1,403
Cash, cash equivalents, and restricted cash, end of period | $ 207,208 | $ 227,490

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