Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 64,122	$ 33,766
Restricted securities	513	528
Trade receivables, net	46,911	52,940
Other receivables	2,520	2,921
Inventories	69,402	53,071
Deferred preservation costs	35,952	32,551
Prepaid expenses and other	14,279	11,613
Total current assets	233,699	187,390
Property and equipment, net	31,799	32,150
Operating lease right-of-use assets, net	19,438	21,994
Goodwill	253,995	186,697
Acquired technology, net	185,010	115,415
Other intangibles, net	40,697	42,319
Deferred income taxes	3,274	5,481
Other assets	14,288	14,208
Total assets	782,200	605,654
Current liabilities:
Accounts payable	10,399	9,796
Accrued compensation	11,644	12,260
Accrued procurement fees	4,057	4,362
Current maturities of operating leases	5,678	5,487
Current portion of long-term debt	1,165	1,164
Taxes payable	6,140	2,984
Accrued expenses	10,344	6,733
Other liabilities	4,240	2,409
Total current liabilities	53,667	45,195
Long-term debt	289,697	214,571
Deferred income taxes	24,813	25,844
Non-current maturities of operating leases	15,026	17,918
Deferred compensation liability	4,982	4,434
Contingent consideration	55,407
Other liabilities	12,842	11,996
Total liabilities	456,434	319,958
Commitments and contingencies
Shareholders' equity:
Preferred stock
Common stock (issued shares of 40,341 in 2020 and 39,018 in 2019)	403	390
Additional paid-in capital	316,394	271,782
Retained earnings	23,480	36,704
Accumulated other comprehensive income (loss)	80	(8,589)
Treasury stock at cost (shares of 1,484 in each of 2020 and 2019)	(14,591)	(14,591)
Total shareholders' equity	325,766	285,696
Total liabilities and shareholders' equity	$ 782,200	$ 605,654