Balance Sheet Account Detail (Tables)

3 Months Ended

Mar. 31, 2018

Balance Sheet Related Disclosures [Abstract]

Property and Equipment

Property and equipment consisted of the following:

	March 31, 2018			December 31, 2017
Production equipment, molds, and office furniture	$	12,137		$	12,118
Computer hardware and software	8,151			8,115
Leasehold improvements	15,499			15,499
Construction in progress (software and related implementation, production equipment, and leasehold improvements)	1,080			743
Property and equipment, at cost	$	36,867		$	36,475
Accumulated depreciation	(18,269		)	(17,263		)
Property and equipment, net	$	18,598		$	19,212

Schedule of Inventories

Inventories consisted of the following:

	March 31, 2018		December 31, 2017
Raw materials	$	12,343	$	12,226
Work-in-process	7,489		7,736
Finished goods	25,977		25,191
Total Inventories	$	45,809	$	45,153

Schedule of Goodwill and Intangible Assets

The following table presents goodwill, indefinite lived intangible assets, finite lived intangible assets and related accumulated amortization:

	March 31, 2018			December 31, 2017
Goodwill	$	120,977		$	120,927
Intangible assets:
Indefinite lived intangibles
Trademarks and trade names	$	2,708		$	2,708
In-process research and development	11,200			11,200
Finite lived intangibles
Developed technology	$	67,600		$	67,600
Accumulated amortization	(8,003		)	(7,167		)
Developed technology, net	$	59,597		$	60,433
Customer relationships	$	7,500		$	7,500
Accumulated amortization	(1,625		)	(1,438		)
Customer relationships, net	$	5,875		$	6,062
Intangible assets (excluding goodwill), net	$	79,380		$	80,403

Schedule of Carrying Amount of Goodwill

The change in the carrying amount of goodwill for the three months endedMarch 31, 2018 is as follows (in thousands):

Balance at December 31, 2017	120,927
Foreign currency translation adjustment	50
Balance at March 31, 2018	$	120,977

Schedule of Estimated Amortization Expense

Estimated amortization expense for the five succeeding years and thereafter is as follows:

Remainder of 2018	$	3,071
2019	4,300
2020	4,945
2021	7,020
2022	8,734
2023 & Thereafter	37,402
Total	$	65,472

Schedule of Assets and Liabilities Measured at Fair Value

The following fair value hierarchy table presents information about each major category of the Company’s assets and liabilities measured at fair value on a recurring basis as of March 31, 2018 and December 31, 2017:

	Fair value measurement at reporting date using:
	Quoted prices in active markets for identical assets (Level 1)		Significant other observable inputs (Level 2)		Significant unobservable inputs (Level 3)		Total
At March 31, 2018
Cash and cash equivalents	$	48,020	$	—	$	—	$	48,020
Restricted cash	$	2,067	$	—	$	—	$	2,067
Contingently issuable common stock	$	—	$	—	$	8,200	$	8,200
At December 31, 2017
Cash and cash equivalents	$	57,991	$	—	$	—	$	57,991
Restricted cash	$	2,608	$	—	$	—	$	2,608
Contingently issuable common stock	$	—	$	—	$	9,300	$	9,300