| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | Dec'13 | Dec'12 | Dec'11 | Dec'10 | Dec'09 |
|---|---|---|---|---|---|---|---|---|---|---|
Cash Flows from Operating Activities: | ||||||||||
Net loss | ||||||||||
-386,618 | -214,295 | -194,506 | -24,430 | 50,950 | 13,659 | -32,119 | -85,330 | -81,744 | -27,932 | -86,622 |
Adjustments to reconcile net loss to net cash used in operating activities: | ||||||||||
Depreciation and amortization | ||||||||||
119,824 | 100,494 | 65,997 | 61,489 | 35,777 | 25,917 | 24,562 | 23,661 | 17,859 | 15,619 | 16,547 |
Non-cash restructuring charges and related (credits) | ||||||||||
13,937 | 7,291 | 29,237 | 0 | 0 | - | - | - | -129 | 100 | 2,973 |
(Recovery of) provision for other receivables | ||||||||||
- | - | - | - | - | - | - | - | 563 | 0 | 0 |
Amortization of debt discount and issuance costs | ||||||||||
19,162 | 11,161 | 11,342 | 10,260 | 9,281 | 8,395 | 4,522 | 0 | 0 | - | - |
Interest accretion related to financing lease obligation | ||||||||||
0 | 4,694 | 0 | 0 | - | - | - | - | - | - | - |
Operating lease expense | ||||||||||
31,141 | - | - | - | - | - | - | - | - | - | - |
Net credit impairment losses in earnings | ||||||||||
- | - | - | - | - | - | - | - | - | - | 1,094 |
Provision for (recovery of) doubtful accounts | ||||||||||
- | - | - | - | - | - | -51 | - | 0 | 0 | -1,700 |
Amortization of premium on investments | ||||||||||
- | - | - | - | -2,917 | -3,772 | -1,539 | -2,068 | -4,215 | -3,761 | -604 |
Impairment of intangible assets | ||||||||||
- | - | - | 11,295 | 0 | 0 | - | - | - | - | - |
Realized gain on sale of non-marketable equity investments | ||||||||||
- | - | - | 8,983 | 0 | 0 | - | - | - | - | - |
Impairment of non-marketable equity investment | ||||||||||
0 | 5,110 | 1,890 | 0 | 0 | - | - | - | - | - | - |
Realized gain from forward contract | ||||||||||
- | - | - | - | - | - | 0 | - | - | - | - |
Unrealized gain from forward contract | ||||||||||
- | - | - | - | - | - | - | - | - | -1,696 | -3,761 |
Stock-based compensation expense | ||||||||||
43,294 | 43,410 | 45,720 | 40,533 | 32,580 | 28,394 | 31,976 | 41,819 | 50,157 | 50,335 | 37,375 |
Unrealized holding gain for trading securities | ||||||||||
- | - | - | - | - | - | - | - | - | 1,696 | 4,584 |
Tax benefit of stock option transactions | ||||||||||
- | - | - | - | - | - | - | - | - | - | 248 |
Excess tax benefit from stock option transactions | ||||||||||
- | - | - | - | - | - | - | - | - | - | 593 |
Non-cash tax benefit | ||||||||||
- | - | - | - | - | - | - | - | -95 | -316 | -315 |
Other, net | ||||||||||
-178 | -254 | -755 | -1,741 | 442 | 12 | 331 | 388 | 335 | 275 | 418 |
Changes in assets and liabilities: | ||||||||||
Accounts receivable | ||||||||||
35,395 | 21,111 | -25,849 | -33,895 | 15,971 | 53,948 | -6,447 | 26,517 | 4,686 | 6,448 | -1,571 |
Other receivables | ||||||||||
- | - | - | - | - | - | - | - | -3,440 | 307 | -263 |
Inventory | ||||||||||
42,840 | 8,617 | -2,727 | 64,095 | 17,116 | 25,486 | 3,036 | 40,623 | 6,007 | 13,143 | 8,618 |
Prepaid expenses and other assets | ||||||||||
93,621 | 13,458 | 8,194 | 5,501 | 3,248 | 8,324 | 3,162 | -6,140 | -12,695 | 2,640 | 9,589 |
Deferred inventory costs | ||||||||||
- | - | - | - | - | - | - | - | -1,999 | -928 | 6,180 |
Accounts payable | ||||||||||
83,272 | -520 | -4,763 | -28,254 | 19,223 | 18,810 | -20,202 | 15,410 | 9,342 | 1,161 | -2,594 |
Accrued liabilities and other expenses | ||||||||||
54,658 | -21,490 | -14,395 | -11,012 | 8,448 | 15,998 | 11,272 | 6,915 | -10,282 | 9,196 | 18,964 |
Deferred revenue | ||||||||||
25,658 | 7,994 | 16,416 | 21,439 | 10,777 | 8,788 | 7,337 | 3,763 | -401 | 216 | 3,968 |
Accrued warranty | ||||||||||
- | - | - | - | - | - | 6,426 | 3,616 | 1,444 | 282 | 1,199 |
Net cash used in operating activities | ||||||||||
-167,350 | -99,083 | -21,925 | 38,377 | 133,176 | 35,963 | 35,180 | -49,466 | -1,965 | 30,537 | -32,646 |
Cash Flows from Investing Activities: | ||||||||||
Purchase of available-for-sale investments | ||||||||||
0 | 2,986 | 160,215 | 124,077 | 186,737 | 302,398 | 288,140 | 54,150 | 273,334 | 253,130 | 163,870 |
Proceeds from sales of available-for-sale investments | ||||||||||
1,499 | 53,039 | 10,531 | 0 | 67,303 | 28,481 | 2,850 | 11,584 | 4,072 | 0 | 1,536 |
Proceeds from maturities of investments | ||||||||||
25,085 | 102,112 | 152,876 | 142,898 | 213,234 | 208,051 | 125,624 | 117,605 | 287,781 | 232,333 | 144,795 |
Purchase of cost-method investment | ||||||||||
- | - | - | - | - | - | - | 0 | 4,500 | 4,500 | 0 |
Acquisition of business, net of cash acquired | ||||||||||
10,000 | 102,899 | 0 | 0 | 144,445 | 0 | 0 | - | - | - | - |
Purchase of non-marketable equity investments | ||||||||||
- | - | - | 7,000 | 0 | 5,500 | 0 | - | - | - | - |
Proceeds from sale of non-marketable equity investments | ||||||||||
1,009 | 1,050 | 0 | 23,483 | 0 | 0 | - | - | - | - | - |
Proceeds from disposal of assets | ||||||||||
- | - | - | - | - | - | - | - | 262 | 324 | 699 |
Purchase of property and equipment, net | ||||||||||
30,202 | 37,692 | 58,041 | 43,335 | 42,018 | 23,122 | 21,065 | 25,394 | 39,382 | 20,672 | 15,394 |
Realized gain from forward contract for business acquisition | ||||||||||
- | - | - | - | 1,053 | 0 | 0 | - | - | - | - |
Advance to secure manufacturing capacity | ||||||||||
- | - | - | - | - | - | - | - | 1,500 | 0 | 0 |
Reimbursement of manufacturing capacity advance | ||||||||||
- | - | - | - | - | - | - | 50 | 450 | 0 | 0 |
Change in restricted cash | ||||||||||
- | - | - | - | -135 | 1,571 | 69 | 827 | -983 | 77 | 1,113 |
Net cash used in investing activities | ||||||||||
-12,609 | 12,624 | -54,849 | -8,031 | -91,475 | -96,059 | -180,800 | 48,868 | -25,168 | -45,722 | -33,347 |
Cash Flows from Financing Activities: | ||||||||||
Proceeds from issuance of 2027 Notes | ||||||||||
0 | 391,431 | 0 | - | - | - | - | - | - | - | - |
Proceeds from mortgage payable | ||||||||||
8,584 | 0 | 0 | - | - | - | - | - | - | - | - |
Proceeds from short-term borrowings | ||||||||||
24,310 | 0 | 0 | - | - | - | - | - | - | - | - |
Proceeds from revolving line of credit | ||||||||||
48,125 | 0 | 0 | - | - | - | - | - | - | - | - |
Payments For Capped Call Transactions | ||||||||||
0 | 48,880 | 0 | 0 | - | - | - | - | - | - | - |
Repayment of revolving line of credit | ||||||||||
20,000 | 0 | 0 | - | - | - | - | - | - | - | - |
Proceeds from issuance of debt, net | ||||||||||
- | - | - | - | - | - | 144,469 | 0 | 0 | - | - |
Payment of debt issuance cost | ||||||||||
273 | 0 | 0 | - | - | - | - | - | - | - | - |
Repayment of mortgage payable | ||||||||||
300 | 150,000 | 0 | - | - | - | - | - | - | - | - |
Repayment of debt | ||||||||||
- | - | - | 0 | - | - | - | - | - | - | - |
Principal payments on financing lease obligations | ||||||||||
163 | 1,211 | 0 | 0 | - | - | - | - | - | - | - |
Security pledge related to acquire noncontrolling interest | ||||||||||
- | - | - | - | 0 | 0 | - | - | - | - | - |
Acquisition of non-controlling interest | ||||||||||
0 | 0 | 471 | 16,771 | 0 | 0 | - | - | - | - | - |
Proceeds from issuance of common stock | ||||||||||
12,053 | 17,693 | 17,991 | 17,648 | 25,351 | 24,707 | 23,185 | 11,580 | 10,023 | 19,348 | 9,310 |
Minimum tax withholding paid on behalf of employees for net share settlement | ||||||||||
426 | 1,144 | 1,034 | 3,657 | 5,227 | 1,846 | 1,544 | 882 | 1,248 | 14 | 31 |
Excess tax benefit from stock option transactions | ||||||||||
- | - | - | - | 859 | 0 | 0 | - | - | - | -248 |
Payments for purchase of assets under financing arrangement | ||||||||||
- | - | - | - | - | - | - | - | 262 | 349 | 87 |
Net cash provided by financing activities | ||||||||||
71,910 | 207,889 | 16,486 | -2,780 | 20,983 | 22,861 | 166,110 | 10,698 | 8,513 | 18,985 | 8,944 |
Effect of exchange rate changes on cash and restricted cash | ||||||||||
-1,491 | -579 | 4,194 | -4,397 | -78 | -600 | -826 | 108 | -571 | -10 | 138 |
Net change in cash, cash equivalents and restricted cash | ||||||||||
-109,540 | 120,851 | -56,094 | 23,169 | 62,606 | -37,835 | 19,664 | 10,208 | -19,191 | 3,790 | -56,911 |
Supplemental disclosures of cash flow information: | ||||||||||
Cash paid for income taxes, net of refunds | ||||||||||
16,944 | 6,692 | 5,690 | 6,625 | 4,570 | 1,697 | 2,135 | 923 | 1,487 | 739 | 1,442 |
Cash paid for interest | ||||||||||
9,564 | 3,554 | 2,639 | 2,776 | 2,647 | 2,625 | 1,320 | 0 | 0 | - | - |
Supplemental schedule of non-cash investing and financing activities: | ||||||||||
Stock Issued During Period, Value, Acquisitions | ||||||||||
0 | 129,628 | 0 | 0 | 169,507 | 0 | 0 | - | - | - | - |
Third-party manufacturer funding for transfer expenses incurred | ||||||||||
6,960 | 0 | 0 | - | - | - | - | - | - | - | - |
Unpaid debt issuance cost | ||||||||||
2 | 0 | 0 | - | - | - | - | - | - | - | - |
Non-cash settlement for manufacturing capacity advance | ||||||||||
- | - | - | - | - | - | - | 275 | 0 | 0 | - |
Transfer of inventory to fixed assets | ||||||||||
2,961 | 3,787 | 4,950 | 5,597 | 9,314 | 2,569 | 5,458 | 3,222 | 0 | - | - |
Restricted Cash and Cash Equivalents [Abstract] | ||||||||||
Warrant exercise | ||||||||||
- | - | - | - | - | - | 500 | 0 | 0 | - | - |
Purchase of assets under financing arrangement | ||||||||||
- | - | - | - | - | - | - | - | - | - | 567 |