Revenue and Deferred Revenue

6 Months Ended

Jun. 30, 2022

Revenue from Contract with Customer [Abstract]

Revenue and Deferred Revenue

3. Revenue and Deferred Revenue

Disaggregation of Revenue

Revenue by source consists of the following (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
Consoles	$	13,228	$	16,857	$	31,279	$	31,623
Consumables		6,393		3,771		14,006		7,215
Total product revenue		19,621		20,628		45,285		38,838
Service and other revenue		5,436		4,588		10,322		9,294
Total revenue	$	25,057	$	25,216	$	55,607	$	48,132

For the three and six months ended June 30, 2022, $0.7 million and $1.4 million of consoles revenue were from console operating lease arrangements, compared to $1.3 million and $2.6 million for the three and six months ended June 30, 2021.

Remaining Performance Obligations and Contract Liabilities

As of June 30, 2022, the aggregate amount of the transaction price allocated to the remaining performance obligations related to customer service contracts that are unsatisfied or partially unsatisfied was $8.0 million, which is recorded as deferred revenue on the Company’s condensed balance sheets. Of that amount, $7.8 million will be recognized as revenue during the next 12 months and $0.2 million thereafter.

The contract liabilities consist of deferred revenue which represents payments received in advance of revenue recognition. Revenue under these agreements is recognized over the related service period. During the three and six months ended June 30, 2022, the Company recognized $1.7 million and $4.2 million of previously deferred revenue.