Balance Sheet Account Detail (Tables)

3 Months Ended

Mar. 31, 2014

Balance Sheet Related Disclosures [Abstract]

Property, Plant and Equipment

Property and equipment consisted of the following:

	March 31, 2014			December 31, 2013
Production equipment, molds, and office furniture	$	8,254		$	8,033
Computer hardware and software	3,402			3,290
Leasehold improvements	3,055			3,058
Construction in progress (software and related implementation, production equipment, and leasehold improvements)	6,632			2,594
Property and equipment, at cost	$	21,343		$	16,975
Accumulated depreciation	(10,119		)	(9,637		)
Property and equipment, net	$	11,224		$	7,338

Schedule of Inventory, Current

Inventories consisted of the following:

	March 31, 2014		December 31, 2013
Raw materials	$	4,080	$	3,793
Work-in-process	7,082		4,539
Finished goods	12,874		11,226
Inventories	$	24,036	$	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:

	March 31, 2014			December 31, 2013
Goodwill (1)	$	29,101		$	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	(105		)	(48		)
Developed technology, net	$	39,995		$	40,052
Patent	$	100		$	100
Accumulated amortization	(100		)	(95		)
Patent, net	$	—		$	5
License	$	100		$	100
Accumulated amortization	(49		)	(41		)
License, net	$	51		$	59
Customer relationships	$	543		$	544
Accumulated amortization	(317		)	(272		)
Customer relationships, net	$	226		$	272
Intangible assets (excluding goodwill), net	$	42,980		$	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 from in- process research and development to finite lived intangibles, which coincided with the European commercial launch of the product (Nellix EVAS 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.

Schedule of Expected 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
Remainder of 2014	$	331
2015	641
2016	953
2017	2,250
2018	3,866
2019	4,521
2020 & Thereafter	27,710
Total	$	40,272

Marketable Securities

Investments in held-to-maturity marketable securities, which all mature during 2014, consist of the following at March 31, 2014:

	March 31, 2014
	Amortized Cost		Gross Unrealized Gain		Gross Unrealized Loss			Fair Value
Corporate and other debt securities	$	77,418	$	8	$	(12	)	$	77,414

Fair Value Measurements, Recurring and Nonrecurring

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 March 31, 2014:

	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, 2013
Cash and cash equivalents	$	95,152	$	—	$	—	$	95,152
Contingently issuable common stock	$	—	$	—	$	60,900	$	60,900
At March 31, 2014
Cash and cash equivalents	$	42,179	$	—	$	—	$	42,179
Contingently issuable common stock	$	—	$	—	$	49,100	$	49,100