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v3.8.0.1

Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Cash flows from operating activities: |  |
Net loss | $ (39,424) | $ (34,946)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Depreciation and amortization of fixed assets | 4,281 | 3,247
Loss on disposal of property and equipment | 98 | 20
Stock-based compensation | 12,463 | 6,129
Amortization of debt discount | 4,651 |
Amortization of debt issuance costs | 402 |
Amortization of other liabilities | (533) | (377)
Amortization of deferred financing costs | 23 | 14
Amortization of premium on short-term investments | (515) | 37
Amortization of intangible assets | 612 | 50
Changes in assets and liabilities, net effects of acquisition: |  |
Accrued interest | 1,407 |
Accounts receivable, net | (8,156) | (7,688)
Inventory, net | (6,353) | (1,026)
Prepaid expenses and other current assets | (2,812) | (329)
Accounts payable | (3,861) | 181
Accrued liabilities | (623) | 1,204
Other short-term liabilities | (29) | (154)
Lease incentive obligation | (153) |
Net cash used in operating activities | (38,522) | (33,638)
Cash flows from investing activities: |  |
Purchases of marketable securities | (628,502) | (30,563)
Maturities of marketable securities | 81,161 | 57,236
Purchases of property and equipment | (15,328) | (2,745)
Internally developed software | (62) |
Net cash (used in) provided by investing activities | (562,731) | 23,928
Cash flows from financing activities: |  |
Proceeds from issuance of convertible notes, net | 671,091 |
Proceeds from exercise of common stock options | 1,391 | 47
Payments on mortgage payable | (45) | (44)
Net cash provided by financing activities | 672,437 | 3
Effects of exchange rate changes on cash and cash equivalents | 20 | (8)
Net increase (decrease) in cash and cash equivalents | 71,204 | (9,715)
Cash and cash equivalents, beginning of period | 77,491 | 48,921
Cash and cash equivalents, end of period | 148,695 | 39,206
Supplemental disclosure of non-cash investing and financing activities: |  |
Property and equipment acquired but not paid | 12,513 | 775
Unrealized gain (loss) on available-for-sale investments | (1,606) | (5)
Issuance of 86,828 and 158,717 shares of common stock to fund the Company’s 401(k) matching contribution for 2017 and 2016, respectively | 4,300 | 3,008
Interest paid | $ 48 | $ 50

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- Definition The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585 + Details
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- Definition Amount of cash inflow from issuance of shares under share-based compensation arrangement. Issuance includes, but is not limited to, exercise of stock options and similar instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=96867065&loc=SL79508275-113901 + Details
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- Definition The cash inflow associated with the aggregate amount received by the entity through sale or maturity of marketable securities (held-to-maturity or available-for-sale) during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=82896770&loc=d3e26853-111562 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3179-108585 + Details
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- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=84234705&loc=SL4591552-111686 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=96868048&loc=SL4569616-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84161450&loc=SL4573702-111684 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=84234705&loc=SL4591551-111686 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=84161450&loc=SL4573702-111684 + Details
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- Definition The cash outflow for a borrowing supported by a written promise to pay an obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
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