Balance Sheet Account Detail (Tables)

12 Months Ended

Dec. 31, 2014

Balance Sheet Related Disclosures [Abstract]

Schedule of Property and Equipment

Property and equipment consisted of the following:

	December 31,
	2014			2013
Production equipment, molds, and office furniture	$	12,943		$	8,033
Computer hardware and software	6,457			3,290
Leasehold improvements	15,729			3,058
Construction in progress (software and related implementation, production equipment, and leasehold improvements)	2,564			2,594
Property and equipment, at cost	37,693			16,975
Accumulated depreciation	(11,997		)	(9,637		)
Property and equipment, net	$	25,696		$	7,338

Schedule of Inventory, Current

Inventories consisted of the following:

	December 31,
	2014		2013
Raw materials	$	6,728	$	3,793
Work-in-process	5,946		4,539
Finished goods	18,651		11,226
Inventories	$	31,325	$	19,558

Schedule of Intangible Assets and Goodwill

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

	December 31,
	2014			2013
Goodwill (1)	$	28,866		$	29,103
Intangible assets:
Indefinite lived intangibles
Trademarks and trade names	$	2,708		$	2,708
Finite lived intangibles
Developed technology (2)	$	40,100		$	40,100
Accumulated amortization	(285		)	(48		)
Developed technology, net	$	39,815		$	40,052
Patent	$	100		$	100
Accumulated amortization	(100		)	(95		)
Patent, net	$	—		$	5
License	$	100		$	100
Accumulated amortization	(71		)	(41		)
License, net	$	29		$	59
Customer relationship	$	480		$	544
Accumulated amortization	(400		)	(272		)
Customer relationship, net	$	80		$	272
Acquired Shonin approval (3)	$	1,000		$	—
Accumulated amortization	(167		)	—
Acquired Shonin approval, net	$	833		$	—
Intangible assets (excluding goodwill), net	$	43,465		$	43,096

(1) Difference in goodwill value between these dates is solely due to a foreign currency translation adjustment.

(2) Was reclassified in the first quarter of 2013 to finite lived intangibles, which coincided with the European commercial launch of the product (Nellix System) associated with this intangible asset. A significant portion of this intangible asset will not begin amortization until the U.S. launch of this product, currently scheduled for 2016.

(3) Regulatory approval for Intuitrak in Japan acquired through an amendment with a distributor in the fourth quarter of 201

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Estimated amortization expense for the five succeeding years and thereafter (which includes amortization of intangible assets which commenced in February 2013 with the commercial launch of the Nellix System in Europe) is as follows:

	Amortization Expense
2015	$	1,398
2016	946
2017	2,206
2018	3,682
2019	4,736
2020 and thereafter	27,789
Total	$	40,757

Marketable Securities

Investments in held-to-maturity marketable securities, consist of the following at December 31, 2014 and December 31, 2013:

	December 31, 2014
	Amortized Cost		Gross Unrealized Gain		Gross Unrealized Loss			Fair Value
Asset backed securities	$	3,633	$	—	$	—		$	3,633
Corporate bonds	15,707		—		(8		)	15,699
Commercial paper	40,531		5		—			40,536
Total	$	59,871	$	5	$	(8	)	$	59,868

	December 31, 2013
	Amortized Cost		Gross Unrealized Gain		Gross Unrealized Loss			Fair Value
Asset backed securities	$	1,405	$	—	$	—		$	1,405
Commercial paper	29,908		3		(3		)	29,908
Total	$	31,313	$	3	$	(3	)	$	31,313

Fair Value Measurements

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 December 31, 2014:

	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 December 31, 2014
Cash and cash equivalents	$	26,798	$	—	$	—	$	26,798
Contingently issuable common stock	$	—	$	—	$	14,600	$	14,600
At December 31, 2013
Cash and cash equivalents	$	95,152	$	—	$	—	$	95,152
Contingently issuable common stock	$	—	$	—	$	60,900	$	60,900