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v3.20.1

Consolidated Statements of Cash Flows - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019
Operating activities |  |
Net income (loss) | $ 19.9 | $ (26.9)
Adjustments to reconcile net income to cash provided by operating activities: |  |
Depreciation and amortization | 13.0 | 9.9
Share-based compensation | 23.9 | 25.0
Non-cash interest expense | 12.7 | 12.2
Realized loss on equity investment | 0.0 | 4.2
Other non-cash income and expenses | 0.1 | 0.3
Changes in operating assets and liabilities: |  |
Accounts receivable, net | (14.7) | 21.5
Inventory | (22.2) | (30.4)
Prepaid and other assets | (7.6) | (5.2)
Operating lease right-of-use assets and liabilities, net | (0.4) | (0.2)
Accounts payable and accrued liabilities | 5.3 | 25.5
Accrued payroll and related expenses | (29.1) | (21.1)
Deferred revenue and other liabilities | 1.0 | (3.0)
Net cash provided by operating activities | 1.9 | 11.8
Cash flows from investing activities: |  |
Purchases of marketable securities | (365.8) | (50.7)
Proceeds from sale and maturity of marketable securities | 530.0 | 222.5
Purchases of other equity investments | 0.0 | (1.2)
Purchases of property and equipment | (33.2) | (39.3)
Other investing activities | (0.4) | 0.0
Net cash provided by investing activities | 130.6 | 131.3
Cash flows from financing activities: |  |
Net proceeds from issuance of common stock | 6.7 | 5.0
Other financing activities | (0.2) | (0.1)
Net cash provided by financing activities | 6.5 | 4.9
Effect of exchange rate changes on cash, cash equivalents and restricted cash | (0.5) | 0.6
Increase in cash, cash equivalents and restricted cash | 138.5 | 148.6
Cash, cash equivalents and restricted cash, beginning of period | 446.4 | 1,137.1
Cash, cash equivalents and restricted cash, end of period | 584.9 | 1,285.7
Reconciliation of cash, cash equivalents and restricted cash, end of period: |  |
Total cash, cash equivalents and restricted cash | 584.9 | 1,285.7
Supplemental disclosure of non-cash investing and financing transactions: |  |
Acquisition of property and equipment included in accounts payable and accrued liabilities | 19.6 | 10.1
Right-of-use assets obtained in exchange for lease liabilities | $ 5.3 | $ 45.2

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- Definition Amount of cash inflow (outflow) from financing activities classified as other. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 + Details
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- Definition Amount of cash inflow from sale, maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3151-108585 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=118954083&loc=d3e26853-111562 + Details
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