Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2021

Revenue From Contract With Customer [Abstract]

Schedule of Disaggregated Revenue by Product And Services

The following table provides information about disaggregated revenue by product and services:

	Year Ended December 31,
	2021		2020
Product sales and rentals	$	3,801	$	6,854
Services		5,522		5,556
License, royalty and other		12,012		1,868
Net revenues	$	21,335	$	14,278

Schedule of Changes in Deferred Revenue from Contract Liabilities

The following table provides changes in deferred revenue from contract liabilities:

	2021			2020
Balance at January 1	$	12,449		$	3,833
Deferral of revenue*		4,928			14,532
Recognition of unearned revenue**		(13,310	)		(5,916	)
Balance at December 31	$	4,067		$	12,449

* 2020 includes $9,505 received in advance of performing services under a license agreement (see Note 15).  The remainder of the 2020 and all of the 2021 deferral of revenue resulted from payments received in advance of performance under the biobanking services storage contracts that are recognized as revenue under the contract as performance is completed.

** During the third quarter of 2021, the Company terminated the license agreement with Sanuwave due to an uncured material breach (See Note 15). As a result, the Company recognized the remaining deferred revenue of $6,754 that was to be recognized on a straight-line basis over the non-cancelable term of the license agreement.