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Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Cash flows from operating activities: |  |
Net loss | $ (73,449) | $ (398,509)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Goodwill impairment |  | 330,309
Depreciation and amortization expense | 8,236 | 7,242
Provisions for credit losses | 883 | 199
Amortization of deferred contract acquisition costs | 585 | 476
Amortization of deferred contract fulfillment costs | 85 | 107
Stock-based compensation expense | 16,238 | 21,008
Loss on equity method investment | 926 | 652
Deferred income taxes | (5) | (13)
Changes in operating assets and liabilities, net of acquisition: |  |
Accounts receivable | (27,506) | 2,340
Inventories | 74 | 299
Deferred contract acquisition costs | (947) | (793)
Prepaid expenses and other current assets | (1,611) | 4,198
Other assets | 262 | (210)
Accounts payable | 1,851 | (247)
Accrued expenses and other current liabilities | 33 | (14,159)
Deferred revenue | 14,589 | 17,953
Net cash used in operating activities | (59,756) | (29,148)
Cash flows from investing activities: |  |
Purchases of property and equipment | (75) | (18)
Capitalized software development costs | (2,818) | (6,751)
Investment in less than majority owned joint venture | (1,715) | (980)
Purchases of investments |  | (389,990)
Net cash used in investing activities | (4,608) | (397,739)
Cash flows from financing activities: |  |
Proceeds from exercise of common stock options |  | 289
Proceeds from employee stock purchase plan | 956 | 1,268
Payments for the purchase of treasury stock |  | (1)
Net cash provided by financing activities | 956 | 1,556
Effect of exchange rates changes on cash, cash equivalents, and restricted cash | (31) | (328)
Net decrease in cash, cash equivalents, and restricted cash | (63,439) | (425,659)
Cash, cash equivalents, and restricted cash at beginning of period | 372,833 | 539,341
Cash, cash equivalents, and restricted cash at end of period | 309,394 | 113,682
Cash, cash equivalents, and restricted cash at end of period: |  |
Cash and cash equivalents | 308,599 | 112,887
Restricted cash | 795 | 795
Total cash, cash equivalents, and restricted cash at end of period | 309,394 | 113,682
Supplemental disclosure of cash flow information: |  |
Cash paid for income taxes | $ 630 | $ 458

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