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v3.22.2

Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2022 | Jun. 30, 2021
Cash flows from operating activities: |  |
Net (loss) income | $ (3.0) | $ 74.4
Adjustments to reconcile net (loss) income to net cash from operating activities: |  |
Stock-based compensation expense | 86.5 | 61.5
Loss on extinguishment of convertible senior notes | 70.0 | 0.0
Depreciation | 7.2 | 5.1
Amortization of debt discount | 0.0 | 7.9
Amortization of debt issuance costs | 0.8 | 0.6
Change in fair value of equity security investments | (12.5) | (0.7)
Deferred income taxes | (3.4) | 3.3
Other | 2.3 | 5.6
Change in operating assets and liabilities: |  |
Accounts receivable | (93.5) | (1.4)
Inventories | 1.2 | (0.3)
Accounts payable and accrued liabilities | 44.2 | 29.0
Other assets and liabilities, net | (2.2) | 5.5
Cash flows from operating activities | 97.6 | 190.5
Cash flows from investing activities: |  |
Purchases of debt securities available-for-sale | (253.7) | (383.1)
Sales and maturities of debt securities available-for-sale | 277.6 | 364.2
Purchases of equity securities | (7.7) | 0.0
Purchases of property and equipment | (16.4) | (8.8)
Cash flows from investing activities | (0.2) | (27.7)
Cash flows from financing activities: |  |
Issuances of common stock under benefit plans | 8.7 | 18.2
Repurchase of convertible senior notes | (279.0) | (0.1)
Cash flows from financing activities | (270.3) | 18.1
Change in cash, cash equivalents and restricted cash | (172.9) | 180.9
Cash, cash equivalents and restricted cash at beginning of period | 344.0 | 190.3
Cash, cash equivalents and restricted cash at end of period | 171.1 | 371.2
Supplemental disclosures: |  |
Non-cash capital expenditures | 0.9 | 2.2
Right-of-use assets acquired through operating leases | 0.0 | 21.6
Cash paid for interest | 4.6 | 4.3
Cash paid for income taxes | $ 3.1 | $ 1.6

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