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v3.22.0.1

Consolidated Statements of Cash Flows - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Cash Flows from Operating Activities: |  |  |
Net income | $ 89.6 | $ 407.3 | $ 37.0
Reconciliation of net income to net cash provided by operating activities: |  |  |
Share-based compensation expense | 134.2 | 100.0 | 75.3
Depreciation | 10.9 | 8.6 | 7.4
Amortization of debt discount | 16.2 | 20.0 | 18.9
Amortization of debt issuance costs | 1.1 | 1.4 | 1.4
Change in fair value of equity securities | (20.9) | 17.7 | 13.0
Deferred income taxes | 4.3 | (310.7) | 0.0
Loss on extinguishment of convertible senior notes | 0.0 | 18.4 | 0.0
Other | 4.4 | 3.7 | (1.2)
Changes in operating assets and liabilities: |  |  |
Accounts receivable | (28.4) | (30.5) | (69.2)
Inventories | (2.5) | (10.7) | (6.4)
Accounts payable and accrued liabilities | 56.8 | 26.9 | 54.0
Other assets and liabilities, net | (9.2) | (23.6) | 16.8
Net cash provided by operating activities | 256.5 | 228.5 | 147.0
Cash Flows from Investing Activities: |  |  |
Purchases of debt securities available-for-sale | (800.1) | (735.5) | (797.2)
Sales and maturities of debt securities available-for-sale | 697.9 | 750.5 | 669.7
Purchases of equity securities | (4.6) | 0.0 | (68.9)
Purchases of property and equipment | (23.4) | (10.9) | (14.7)
Net cash (used in) provided by investing activities | (130.2) | 4.1 | (211.1)
Cash Flows from Financing Activities: |  |  |
Issuances of common stock under benefit plans | 27.5 | 29.1 | 32.4
Partial repurchase of convertible senior notes | (0.1) | (186.9) | 0.0
Net cash provided by (used in) financing activities | 27.4 | (157.8) | 32.4
Change in cash and cash equivalents and restricted cash | 153.7 | 74.8 | (31.7)
Cash and cash equivalents and restricted cash at beginning of period | 190.3 | 115.5 | 147.2
Cash and cash equivalents and restricted cash at end of period | 344.0 | 190.3 | 115.5
Supplemental Disclosure: |  |  |
Non-cash capital expenditures | 1.9 | 1.4 | 1.0
Right-of-use assets acquired through operating leases | 23.4 | 12.8 | 77.1
Cash paid for interest | 8.6 | 11.6 | 11.6
Cash paid for income taxes | $ 5.1 | $ 15.3 | $ 0.5

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