Summary Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
ASSETS
Cash and cash equivalents	$ 11,732	$ 13,009
Restricted securities	308	323
Receivables, net	18,799	16,520
Deferred preservation costs	27,329	27,954
Inventories	10,842	10,557
Deferred income taxes	5,251	6,100
Prepaid expenses and other	3,692	3,040
Total current assets	77,953	77,503
Property and equipment, net	11,958	11,667
Investment in equity securities	5,908	5,908
Restricted cash	5,000	5,000
Goodwill	11,365	11,365
Patents, net	2,028	2,114
Trademarks and other intangibles, net	21,116	21,968
Notes receivable	2,000	2,000
Deferred income taxes	16,939	16,564
Other	3,531	3,067
Total assets	157,798	157,156
LIABILITIES AND SHAREHOLDERS' EQUITY
Accounts payable	3,729	3,775
Accrued compensation	3,341	5,055
Accrued procurement fees	4,926	4,762
Accrued expenses and other	6,470	6,437
Deferred income	354	1,401
Total current liabilities	18,820	21,430
Contingent consideration liability	1,990	1,912
Other	6,193	5,702
Total liabilities	27,003	29,044
Commitments and contingencies
Shareholders' equity:
Preferred stock
Common stock (issued shares of 27,798 in 2013 and 27,486 in 2012)	278	275
Additional paid-in capital	124,188	122,414
Retained earnings	8,070	5,536
Accumulated other comprehensive loss	(18)	(39)
Treasury stock at cost (shares of 287 in 2013 and 14 in 2012)	(1,723)	(74)
Total shareholders' equity	130,795	128,112
Total liabilities and shareholders' equity	$ 157,798	$ 157,156