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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 from operating activities |  |  |
Net (loss) income | $ (45,407) | $ 5,698 | $ 7,717
Adjustments to reconcile net (loss) income to net cash provided by operating activities: |  |  |
Depreciation and amortization | 102,369 | 82,410 | 92,735
Provision for credit losses and sales returns | 6,066 | 11,450 | 13,230
Stock-based compensation expense | 110,294 | 120,379 | 87,257
Deferred taxes | (26,644) | (2,429) | 8,837
Amortization of deferred financing costs and discount | 2,364 | 1,570 | 781
Other non-cash adjustments | 5,676 | 10,490 | 2,958
Changes in operating assets and liabilities, net of acquisition and disposal of businesses: |  |  |
Accounts receivable | (7,340) | (6,525) | (18,414)
Prepaid expenses and other assets | 26,235 | (2,048) | 22,568
Trade accounts payable | 21,607 | (9,670) | (19,997)
Accrued expenses and other liabilities | (2,386) | (8,190) | (49,232)
Deferred revenue | 11,059 | 10,526 | (485)
Net cash provided by operating activities | 203,893 | 213,661 | 147,955
Cash flows from investing activities |  |  |
Purchase of property and equipment | (12,289) | (11,664) | (29,690)
Capitalized software and content development costs | (58,774) | (40,489) | (42,157)
Purchase of net assets of acquired companies, net of cash and restricted cash acquired | (20,912) | (419,120) | 0
Cash received in sale of business | 6,426 | 0 | 0
Net cash used in investing activities | (85,549) | (471,273) | (71,847)
Cash flows from financing activities |  |  |
Proceeds from issuance of debt | 211,000 | 582,200 | 748,500
Payments on debt | (310,740) | (152,971) | (747,563)
Debt issuance costs | 0 | (3,106) | (4,586)
Stock issuance costs | (1,339) | 0 | 0
Employee taxes paid for withheld shares upon equity award settlement | (36,376) | (39,404) | (21,425)
Proceeds from exercise of stock options | 0 | 0 | 4
Change in due to customers | 111,386 | (13,464) | 61,214
Change in customer funds receivable | 380 | (731) | 138
Purchase of treasury stock | 0 | (108,416) | (41,001)
Dividend payments to stockholders | 0 | 0 | (5,960)
Net cash (used in) provided by financing activities | (25,689) | 264,108 | (10,679)
Effect of exchange rate on cash, cash equivalents and restricted cash | (10,486) | 297 | 2,245
Net increase in cash, cash equivalents and restricted cash | 82,169 | 6,793 | 67,674
Cash, cash equivalents and restricted cash, beginning of year | 651,762 | 644,969 | 577,295
Cash, cash equivalents and restricted cash, end of year | 733,931 | 651,762 | 644,969
Cash paid during the year for: |  |  |
Interest | (33,371) | (16,386) | (15,716)
Taxes, net of refunds | (9,670) | (10,073) | (3,563)
Purchase of EVERFI through the issuance of stock (see Note 3) | 0 | (303,633) | 0
Purchase of equipment and other assets included in accounts payable | (158) | (1,747) | (840)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract] |  |  |
Cash and cash equivalents | 31,691 | 55,146 |
Total restricted cash | 702,240 | 596,616 |
Total cash, cash equivalents and restricted cash in the statement of cash flows | 733,931 | 651,762 |
Real estate loans [Member] |  |  |
Purchases by assuming directly related liabilities | 0 | 0 | (61,064)
Other debt [Member] |  |  |
Purchases by assuming directly related liabilities | $ (1,710) | $ 0 | $ (5,620)

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