Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2019

Disaggregation of Revenue

Revenue for the years ended December 31, 2019, 2018 and 2017 was as follows (amounts in thousands, except percentages):

	For the Years Ended December 31,
	2019		2018		2017
	(Amounts in thousands)
Product revenue	$	270,097	$	193,891	$	141,089
Royalty and other income		148		141		147
Total revenue	$	270,245	$	194,032	$	141,236

Revenue from Significant Customers

Revenue from significant customers is as follows (amounts in thousands):

	For the Years Ended December 31,
	2019		2018		2017
MilliporeSigma	$	36,190	$	29,843	$	25,061
GE Healthcare	$	31,441	$	29,616	$	30,150

Summary of Receivables and Deferred Revenue from Contracts with Customers

The following table provides information about receivables and deferred revenue from contracts with customers as of December 31, 2019 (amounts in thousands):

	2019
Balances from contracts with customers only:
Accounts receivable	$	43,068
Deferred revenue (included in accrued liabilities in the consolidated balance sheets)		5,005
Revenue recognized during 2019 relating to:
The beginning deferred revenue balance	$	833
Changes in pricing related to products or services satisfied in previous periods		—