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Financial Statement Details (Tables)
9 Months Ended
Sep. 30, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Summary of Inventories
Inventories, net, consist of the following (in thousands):
 
September 30,
2019
 
December 31,
2018
Finished goods
$
21,785

 
$
14,797

Raw materials and components
4,175

 
11,634

Total inventories, net
$
25,960

 
$
26,431


Summary of Accrued Expenses
Accrued expenses and other current liabilities consist of the following (in thousands):
 
September 30,
2019
 
December 31,
2018
Royalties
$
1,982

 
$
1,727

Payroll and related expenses
2,684

 
2,415

Professional fees
611

 
514

Accrued interest
2,011

 
239

Deferred revenue
2,316

 
2,048

Operating lease liabilities
1,201

 

Acquisition-related liabilities
1,000

 
1,000

Other
4,791

 
5,081

Total accrued expenses and other current liabilities
$
16,596

 
$
13,024


Restrictions on Cash and Cash Equivalents
The following table provides a reconciliation of cash, cash equivalents, and restricted cash reported within the condensed consolidated balance sheets that sum to the total of the same such amounts shown in the condensed consolidated statements of cash flows (in thousands):
 
September 30,
2019
 
December 31,
2018
 
September 30,
2018
 
December 31,
2017
Cash and cash equivalents
$
13,945

 
$
31,015

 
$
31,547

 
$
21,198

Restricted cash

 
61

 
61

 
61

Total cash, cash equivalents and restricted cash
$
13,945

 
$
31,076

 
$
31,608

 
$
21,259


Schedule of Cash and Cash Equivalents
The following table provides a reconciliation of cash, cash equivalents, and restricted cash reported within the condensed consolidated balance sheets that sum to the total of the same such amounts shown in the condensed consolidated statements of cash flows (in thousands):
 
September 30,
2019
 
December 31,
2018
 
September 30,
2018
 
December 31,
2017
Cash and cash equivalents
$
13,945

 
$
31,015

 
$
31,547

 
$
21,198

Restricted cash

 
61

 
61

 
61

Total cash, cash equivalents and restricted cash
$
13,945

 
$
31,076

 
$
31,608

 
$
21,259