Revenue from Contracts with Customers (Tables)

6 Months Ended

Jun. 30, 2018

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The following table provides information about disaggregated revenue by major product line and primary geographic market (in thousands):

	Three Months Ended June 30, 2018								Six Months Ended June 30, 2018
	Americas		Europe and Middle East		Asia Pacific		Total		Americas		Europe and Middle East		Asia Pacific		Total
Product revenue:
Instruments	$	3,131	$	1,555	$	802	$	5,488	$	5,817	$	3,040	$	1,305	$	10,162
Consumables	6,801		2,872		608		10,281		12,961		5,249		1,428		19,638
In vitro diagnostic kits	918		1,516		87		2,521		1,599		2,913		175		4,687
Total product revenue	10,850		5,943		1,497		18,290		20,377		11,202		2,908		34,487
Service revenue	1,540		449		105		2,094		2,801		948		193		3,942
Total product and service revenue	12,390		6,392		1,602		20,384		23,178		12,150		3,101		38,429
Collaboration revenue	4,615		—		—		4,615		9,655		—		—		9,655
Total revenues	$	17,005	$	6,392	$	1,602	$	24,999	$	32,833	$	12,150	$	3,101	$	48,084

	Three Months Ended June 30, 2017								Six Months Ended June 30, 2017
	Americas		Europe and Middle East		Asia Pacific		Total		Americas		Europe and Middle East		Asia Pacific		Total
Product revenue:
Instruments	$	3,029	$	1,653	$	1,353	$	6,035	$	5,843	$	2,840	$	1,822	$	10,505
Consumables	6,537		2,067		590		9,194		12,120		4,195		1,471		17,786
In vitro diagnostic kits	697		1,105		33		1,835		1,178		2,021		75		3,274
Total product revenue	10,263		4,825		1,976		17,064		19,141		9,056		3,368		31,565
Service revenue	796		412		38		1,246		1,830		597		83		2,510
Total product and service revenue	11,059		5,237		2,014		18,310		20,971		9,653		3,451		34,075
Collaboration revenue	16,282		—		—		16,282		18,581		—		—		18,581
Total revenues	$	27,341	$	5,237	$	2,014	$	34,592	$	39,552	$	9,653	$	3,451	$	52,656

Schedule of New Accounting Pronouncements and Changes in Accounting Principles

In accordance with the new revenue guidance, the disclosure of the impact of adoption of this new standard to our condensed consolidated statements of operations and balance sheets was as follows:

	Three Months Ended June 30, 2018								Six Months Ended June 30, 2018
(in thousands, except per share amounts)	As Reported			Amounts under previous revenue standard			Effect of Change		As Reported			Amounts under previous revenue standard			Effect of Change
Revenue:
Product and service	$	20,384		$	20,224		$	160	$	38,429		$	38,030		$	399
Collaboration	4,615			4,615			—		9,655			9,655			—
Total revenue	24,999			24,839			160		48,084			47,685			399
Net loss	$	(20,601	)	$	(20,761	)	$	160	$	(39,803	)	$	(40,202	)	$	399
Net loss per share - basic and diluted	$	(0.80	)	$	(0.81	)	$	0.01	$	(1.55	)	$	(1.57	)	$	0.02

	June 30, 2018
(in thousands)	As Reported			Balances under previous revenue standard			Effect of Change
Liabilities:
Deferred revenue, current portion	$	9,878		$	9,523		$	355
Stockholders' equity
Accumulated deficit	$	(353,659	)	$	(353,304	)	$	(355	)