CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 159,666	$ 122,233
Marketable securities	0	19,547
Accounts receivable, less reserve for doubtful accounts of $32 at September 30, 2017 and $23 at December 31, 2016	29,479	15,194
Other receivables	598	839
Inventories	38,663	24,696
Prepaid expenses and other current assets	2,789	1,644
Total current assets	231,195	184,153
Property, plant and equipment, net	22,056	14,956
Intangible assets, net	147,416	29,806
Goodwill	326,652	59,548
Restricted cash	450	450
Other assets	6,467
Total assets	734,236	288,913
Current liabilities:
Accounts payable	6,423	5,061
Accrued liabilities	13,793	16,014
Convertible senior notes, current portion	98,231
Total current liabilities	118,447	21,075
Convertible senior notes		95,272
Deferred tax liabilities	37,347	2,103
Other long-term liabilities	1,573	1,699
Commitments and contingencies (Note 15)
Stockholders' equity:
Preferred stock, $.01 par value, 5,000,000 shares authorized, no shares issued or outstanding
Common stock, $.01 par value, 80,000,000 shares authorized, 43,559,081 shares at September 30, 2017 and 33,844,074 shares at December 31, 2016 issued and outstanding	436	338
Additional paid-in capital	626,766	242,036
Accumulated other comprehensive loss	(6,647)	(13,749)
Accumulated deficit	(43,686)	(59,861)
Total stockholders' equity	576,869	168,764
Total liabilities and stockholders' equity	$ 734,236	$ 288,913

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.