Condensed Consolidated Statements of Operations and Comprehensive (Loss) Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenues:
Total revenues	$ 76,838	$ 72,207	$ 234,391	$ 219,442
Cost of products and preservation services:
Total cost of products and preservation services	28,094	24,418	82,756	73,302
Gross margin	48,744	47,789	151,635	146,140
Operating expenses:
General, administrative, and marketing	41,051	39,053	118,989	118,521
Research and development	11,799	9,972	30,575	26,086
Total operating expenses	52,850	49,025	149,564	144,607
Gain from sale of non-financial assets	0	(15,923)	0	(15,923)
Operating (loss) income	(4,106)	14,687	2,071	17,456
Interest expense	4,805	4,100	12,854	12,995
Interest income	(40)	(18)	(86)	(60)
Other expense, net	3,661	2,661	7,564	3,261
(Loss) income before income taxes	(12,532)	7,944	(18,261)	1,260
Income tax expense (benefit)	1,181	(2,638)	3,100	(4,006)
Net (loss) income	$ (13,713)	$ 10,582	$ (21,361)	$ 5,266
(Loss) income per share:
(Loss) income per share, basic (in usd per share)	$ (0.34)	$ 0.27	$ (0.53)	$ 0.13
(Loss) income per share, diluted (in usd per share)	$ (0.34)	$ 0.26	$ (0.53)	$ 0.13
Weighted-average common shares outstanding:
Weighted-average common shares outstanding, basic (in shares)	40,115	39,086	39,999	38,924
Weighted-average common shares outstanding, diluted (in shares)	40,115	44,453	39,999	39,496
Net (loss) income	$ (13,713)	$ 10,582	$ (21,361)	$ 5,266
Other comprehensive loss:
Foreign currency translation adjustments	(16,895)	(5,010)	(35,466)	(12,327)
Comprehensive (loss) income	(30,608)	5,572	(56,827)	(7,061)
Products
Revenues:
Total revenues	55,248	53,107	171,726	162,528
Cost of products and preservation services:
Total cost of products and preservation services	17,743	15,503	53,381	46,592
Preservation services
Revenues:
Total revenues	21,590	19,100	62,665	56,914
Cost of products and preservation services:
Total cost of products and preservation services	$ 10,351	$ 8,915	$ 29,375	$ 26,710