Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Net cash flows from operating activities:
Net loss	$ (3,138)	$ (6,665)
Adjustments to reconcile net loss to net cash from operating activities:
Depreciation and amortization	6,006	4,898
Non-cash compensation	2,480	2,564
Non-cash lease expense	1,758	1,746
Write-down of inventories and deferred preservation costs	1,274	720
Change in fair value of contingent consideration	970
Deferred income taxes	787	461
Other	(4,241)	(265)
Changes in operating assets and liabilities:
Accounts payable, accrued expenses, and other liabilities	1,590	(2,489)
Prepaid expenses and other assets	(1,291)	982
Receivables	(3,301)	3,557
Inventories and deferred preservation costs	(5,933)	(2,874)
Net cash flows (used in) provided by operating activities	(3,039)	2,635
Net cash flows from investing activities:
Capital expenditures	(1,502)	(2,539)
Other	692	(364)
Net cash flows used in investing activities	(810)	(2,903)
Net cash flows from financing activities:
Proceeds from revolving line of credit		30,000
Proceeds from exercise of stock options and issuance of common stock	861	1,064
Redemption and repurchase of stock to cover tax withholdings	(1,813)	(1,712)
Repayment of debt	(701)	(691)
Other	(442)	(146)
Net cash flows (used in) provided by financing activities	(2,095)	28,515
Effect of exchange rate changes on cash, cash equivalents, and restricted securities	1,088	1,336
(Decrease) increase in cash, cash equivalents, and restricted securities	(4,856)	29,583
Cash, cash equivalents, and restricted securities, beginning of period	61,958	34,294
Cash, cash equivalents, and restricted securities, end of period	$ 57,102	$ 63,877