CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Cash flows (used in) provided by operating activities:
Net income	$ 3,053	$ 9,658
Adjustments to reconcile net income to net cash (used in) provided by operating activities:
Amortization of deferred issuance costs and fees	141	(30)
Earnings of equity method investments	79	(3,796)
Noncash lease expense	532	520
Depreciation and amortization	460	362
Deferred taxes	(86)	(4,030)
Stock-based compensation expense	408	353
Non-cash expense related to foreign operations	0	77
Changes in operating assets and liabilities:
Accounts receivable	(826)	363
Inventory – equipment	(2,487)	(131)
Other assets	(749)	818
Accounts payable and accrued liabilities	(3,095)	5,500
Lease liabilities	(61)	(516)
Net cash (used in) provided by operating activities	(2,631)	9,148
Cash flows (used in) provided by investing activities:
Investment in notes receivable	(8,039)	(6,081)
Payments received on notes receivable	3,984	1,736
Acquisition, net of cash acquired	(4,318)	0
Cash received on transfer of notes receivable to partners	1,961	4,950
Investment in equity method investments	(2,603)	(1,428)
Cash distributions from equity method investments	243	5,338
Purchase of property, plant and equipment	(1,425)	(7)
Net cash (used in) provided by investing activities	(10,197)	4,508
Cash flows provided by financing activities:
Proceeds from debt payable to third parties	5,248	5,625
Repayment of debt payable to third parties	(1,417)	(6,063)
Proceeds from issuance of common stock in public offering, net	0	7,541
Proceeds from issuance of common stock from stock option awards	221	66
Payments of tax withholdings related to cashless exercises of stock option awards	(987)	(168)
Net cash provided by financing activities	3,065	7,001
Net (decrease) increase in cash and cash equivalents	(9,763)	20,657
Cash and cash equivalents at beginning of year	23,385	2,728
Cash and cash equivalents at end of year	13,622	23,385
Supplemental cash flow information:
Cash paid for income taxes	116	143
Cash paid for interest	22	43
Issuance of common stock for services rendered	0	570
Noncash change in Right-of-use assets	2,263	0
Noncash change in Lease liabilities	$ 2,263	$ 0