Revenue from Contracts with Customers

3 Months Ended

Mar. 31, 2018

Revenue From Contract With Customer [Abstract]

Revenue from Contracts with Customers

Note 4 – Revenue from Contracts with Customers

Disaggregated Revenue

The Company provides diagnostic test products, laboratory services to hospitals, clinical laboratories and other healthcare provider customers, and enters into collaboration agreements with government agencies and healthcare providers. The revenues by type of service consist of the following:

	Three Months Ended March 31,
	2018		2017
Product sales	$	633,496	$	734,502
Laboratory services		8,690		16,105
Collaboration revenue		204,040		21,164
Total revenue	$	846,226	$	771,771

Deferred Revenue

Changes in deferred revenue for the period were as follows:

Balance at December 31, 2017	$	24,442
Revenue recognized in the current period from the amounts in the beginning balance		(6,907	)
New deferrals, net of amounts recognized in the current period		5,505
Balance at March 31, 2018	$	23,040

Contract Assets

The Company had contract assets of $37,958 of March 31, 2018, which are generated when contractual billing schedules differ from revenue recognition timing. Contract assets represent a conditional right to consideration for satisfied performance obligations that becomes a billed receivable when the conditions are satisfied.

Unsatisfied Performance Obligations

Remaining contract consideration for which revenue has not been recognized due to unsatisfied performance obligations was approximately $306 thousand at March 31, 2018, which the Company expects to recognize over the next six months.