CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands		Mar. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents		$ 549,144	$ 251,409
Restricted cash		44,700	44,700
Accounts receivable, net of allowances of $374 and $564 at March 31, 2020 and December 31, 2019, respectively		95,484	145,413
Inventory		34,617	32,056
Prepaid expenses and other assets		27,752	26,079
Total current assets		751,697	499,657
Property and equipment, net		30,500	28,936
Operating lease, right of use asset		11,986	10,117
Intangible assets, net		29,332	30,579
Goodwill		24,783	24,783
Other assets		47,798	44,620
Deferred tax assets, net		86,806	74,531
Convertible notes hedge		47,885	0
Total assets		1,030,787	713,223
Current liabilities:
Accounts payable		34,538	57,474
Accrued liabilities		49,817	47,092
Deferred revenues, current		39,022	81,783
Warranty obligations, current (includes $6,578 and $6,794 measured at fair value at March 31, 2020 and December 31, 2019, respectively)		9,678	10,078
Debt, current		100,567	2,884
Total current liabilities		233,622	199,311
Long-term liabilities:
Deferred revenues, noncurrent		106,205	100,204
Warranty obligations, noncurrent (includes $13,847 and $13,012 measured at fair value at March 31, 2020 and December 31, 2019, respectively)		27,823	27,020
Other liabilities		13,077	11,817
Debt, noncurrent	[1]	295,216	102,659
Warrants liability		38,637	0
Total liabilities		714,580	441,011
Commitments and contingent liabilities (Note 9)
Stockholders’ equity:
Common stock, $0.00001 par value, 150,000 shares and 150,000 shares authorized; and 125,072 shares and 123,109 shares issued and outstanding at March 31, 2020 and December 31, 2019, respectively		1	1
Additional paid-in capital		433,542	458,315
Accumulated deficit		(116,245)	(185,181)
Accumulated other comprehensive loss		(1,091)	(923)
Total stockholders’ equity		316,207	272,212
Total liabilities and stockholders’ equity		1,030,787	$ 713,223
Convertible notes embedded derivative		$ 45,100

[1] Debt, noncurrent balance as of March 31, 2020, includes Convertible Notes due 2025 embedded derivative balance of $45.1 million. See Note 8, “Debt,” of the notes to condensed consolidated financial statements included in Part I, Item 1 of this Form 10-Q for further details.