CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical) - USD ($)	Sep. 30, 2021	Dec. 31, 2020
Cash and cash equivalents	$ 1,679,000	$ 448,000
Allowance for doubtful accounts	300,000	300,000
Prepaid expenses and other current assets	5,690,000	6,530,000
Property and equipment, net	94,041,000	95,533,000
Other assets	399,000	161,000
Accounts payable	19,028,000	20,069,000
Accrued expenses	8,161,000	4,959,000
Customer deposits	1,125,000	551,000
Long-term debt, current portion	1,166,000	11,364,000
Long-term debt, net of current portion	200,000	100,000
Other liabilities	$ 4,051,000	$ 5,049,000
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	100,000,000	100,000,000
Common stock, shares issued (in shares)	19,737,500	15,190,000
Common stock, shares outstanding (in shares)	19,714,500	15,167,000
Treasury stock, par value (in dollars per share)	$ 0.001	$ 0.001
Treasury stock, shares (in shares)	23,000	23,000
Debt Issuance Costs, Net	$ (210,000)	$ (102,000)
VIE, Primary Beneficiary
Cash and cash equivalents	700,000	100,000
Allowance for doubtful accounts	0.0	(0)
Prepaid expenses and other current assets	100,000	100,000
Property and equipment, net	46,900,000	47,800,000
Other assets	0	100,000
Accounts payable	0	600,000
Accrued expenses	400,000	100,000
Customer deposits	100,000	0
Long-term debt, current portion	1,200,000	700,000
Long-term debt, net of current portion	35,600,000	36,700,000
Debt discount	200,000	100,000
Other liabilities	$ 2,900,000	$ 3,900,000