Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net income (loss)	$ (5,208)	$ (5,604)
Changes in operating assets and liabilities:
Federal income tax receivable - refunds received	0	10,741
Other assets	(15)	(32)
Accounts payable and accrued liabilities	301	(31)
Net cash provided (used) by operating activities	(4,922)	5,074
Net change in cash and cash equivalents	(4,922)	5,074
Cash and cash equivalents at beginning of year	7,925	2,851
Cash and cash equivalents at end of year	3,003	7,925
Supplemental cash flow disclosure:
Income taxes refunded (paid)	0	10,741
Supplemental cash flow disclosure of non-cash operating activities:
Deferred tax asset reclassified to federal income tax receivable	$ 0	$ 5,370