Consolidated Balance Sheets - USD ($) $ in Thousands		Dec. 31, 2020	Dec. 31, 2019
CURRENT ASSETS
Cash		$ 869	$ 683
Accounts receivable, net		1,362	1,173
Prepaid expenses and other assets		80	101
Assets held for sale		7,440	7,597
Total Current Assets		9,751	9,554
PROPERTY & EQUIPMENT
Land		5,072	5,073
Land improvements		12,943	13,153
Buildings		23,465	23,439
Machinery and equipment		10,476	10,495
Construction in progress			4
Total Property & Equipment		51,956	52,164
Less accumulated depreciation		33,445	32,445
Property, net		18,511	19,719
OTHER ASSETS
Deferred development costs		8,901	8,504
Other noncurrent assets		1,307	1,342
Total Other Assets		10,208	9,846
TOTAL ASSETS	[1],[2]	38,470	39,119
CURRENT LIABILITIES
Accounts payable		899	1,356
Payroll and employee benefits		970	928
Long-term debt, current portion		200
Accrued retirement benefits, current portion		165	165
Deferred revenue, current portion		260
Other current liabilities		453	503
Total Current Liabilities		2,947	2,952
LONG-TERM LIABILITIES
Long-term debt			1,035
Accrued retirement benefits		10,926	9,702
Other noncurrent liabilities		83	64
Total Long-Term Liabilities		15,456	13,475
COMMITMENTS & CONTINGENCIES (Note 12)
STOCKHOLDERS' EQUITY
Common stock--no par value, 43,000,000 shares authorized; 19,311,528 and 19,238,081 shares issued and outstanding		81,485	80,606
Additional paid in capital		9,184	9,184
Accumulated deficit		(48,904)	(46,300)
Accumulated other comprehensive loss		(21,698)	(20,798)
Total Stockholders' Equity		20,067	22,692
TOTAL LIABILITIES & STOCKHOLDERS' EQUITY		38,470	39,119
License [Member]
LONG-TERM LIABILITIES
Deferred revenue		1,767
Member Deposits [Member]
LONG-TERM LIABILITIES
Deferred revenue		$ 2,680	$ 2,674

[1] Includes assets related to discontinued operations of $4.7 million and $5.2 million at December 31, 2020 and 2019, respectively.

[2] Segment assets are located in the United States.