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Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
CURRENT ASSETS    
Cash $ 5,831 $ 5,596
Restricted cash 2,300 0
Accounts receivable, net 1,187 1,103
Prepaid expenses and other assets 278 333
Assets held for sale 3,157 3,144
Total current assets 12,753 10,176
PROPERTY & EQUIPMENT 51,235 51,235
Accumulated depreciation (34,510) (34,237)
Property & equipment, net 16,725 16,998
OTHER ASSETS    
Deferred development costs 9,566 9,564
Other noncurrent assets 1,181 1,181
Total other assets 10,747 10,745
TOTAL ASSETS 40,225 37,919
Accounts payable 774 580
Payroll and employee benefits 591 949
Accrued retirement benefits, current portion 142 142
Deferred revenue, current portion 2,796 217
Other current liabilities 503 509
Total current liabilities 4,806 2,397
LONG-TERM LIABILITIES    
Accrued retirement benefits, net of current portion 7,862 7,937
Other noncurrent liabilities 53 53
Total long-term liabilities 11,793 11,932
TOTAL LIABILITIES 16,599 14,329
COMMITMENTS AND CONTINGENCIES
STOCKHOLDERS' EQUITY    
Common stock--no par value, 43,000,000 shares authorized, 19,430,409 and 19,383,288 shares issued and outstanding at March 31, 2022 and December 31, 2021, respectively 82,876 82,378
Additional paid-in-capital 9,184 9,184
Accumulated deficit (52,942) (52,324)
Accumulated other comprehensive loss (15,492) (15,648)
Total stockholders' equity 23,626 23,590
TOTAL LIABILITIES & STOCKHOLDERS' EQUITY 40,225 37,919
License [Member]    
LONG-TERM LIABILITIES    
Deferred revenue 1,600 1,633
Member Deposits [Member]    
LONG-TERM LIABILITIES    
Deferred revenue $ 2,278 $ 2,309