CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Current assets:
Cash	$ 23,683	$ 12,568
Accounts receivable	1,663	601
Inventories	24	18
Prepaid expenses and other	1,057	1,557
Income taxes receivable		24
Assets held for sale		5,844
Total current assets	26,427	20,612
Property and equipment, net	70,818	63,075
Right of use asset	156	112
Deferred income taxes	1,256	2,425
Other assets	1,469	1,322
Total assets	100,126	87,546
Current liabilities:
Accounts payable	137	570
Accrued liabilities	3,288	3,463
Income taxes payable	1,293
Contract liabilities	711	1,395
Non-refundable deposit		500
Total current liabilities	5,429	5,928
Liability for pension benefits	496	871
Lease liability	79	33
Provision for contingent obligation	2,677	3,218
Deferred income taxes	9,034	8,469
Total liabilities	17,715	18,519
Commitments and contingencies (see Notes to the Consolidated Financial Statements)
Stockholders' equity:
Preferred stock, $0.10 par value; 1,000,000 shares authorized; shares issued and outstanding: none
Additional paid-in capital	101,293	101,207
Accumulated deficit	(18,812)	(32,032)
Accumulated other comprehensive loss	(3,712)	(3,785)
Total stockholders' equity	82,411	69,027
Total liabilities and stockholders' equity	100,126	87,546
Common Stock
Stockholders' equity:
Common stock	1,791	1,786
Common Class A
Stockholders' equity:
Common stock	$ 1,851	$ 1,851