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Consolidated Statements of Stockholders' Equity - USD ($) | Stockholders' Equity | Common Stock | Additional Paid-In Capital | Accumulated Deficit | Noncontrolling Interest | Total
--- | --- | --- | --- | --- | --- | ---
Balance at the beginning of the year at Dec. 31, 2017 | $ 2,432,000 | $ 2,000 | $ 52,441,000 | $ (50,011,000) | $ 0 | $ 2,432,000
Balances at Dec. 31, 2017 |  | 15,608,853 |  |  |  |
Shares issued in stock offering ($2.25 per share) | 24,668,000 | $ 1,000 | 24,667,000 | 0 | 0 | 24,668,000
Shares issued in stock offering ($2.25 per share) (in shares) |  | 10,963,543 |  |  |  |
Issuance costs of rights offering | (1,157,000) | $ 0 | (1,157,000) | 0 | 0 | (1,157,000)
Shares issued for services ($3.50 per share) | 26,000 | $ 0 | 26,000 | 0 | 0 | 26,000
Shares issued for services ($3.50 per share) (in shares) |  | 7,500 |  |  |  |
Shares issued for services ($1.44 per share) | 4,000 | $ 0 | 4,000 | 0 | 0 | 4,000
Shares issued for services ($1.44 per share) (in shares) |  | 2,500 |  |  |  |
Shares issued for board service ($1.85 per share) | 212,000 | $ 0 | 212,000 | 0 | 0 | 212,000
Shares issued for board service ($1.85 per share) (in shares) |  | 114,865 |  |  |  |
Share Based Compensation | 224,000 | $ 0 | 224,000 | 0 | 0 | 224,000
Noncontrolling interest granted as compensation | 0 | 0 | 0 | 0 | 0 | 0
Net loss | (9,500,000) | 0 | 0 | (9,500,000) | 0 | (9,500,000)
Balance at the end of the year at Dec. 31, 2018 | 16,909,000 | $ 3,000 | 76,417,000 | (59,511,000) | 0 | 16,909,000
Balances (in shares) at Dec. 31, 2018 |  | 26,697,261 |  |  |  |
Shares issued for services ($1.44 per share) | 11,000 | $ 0 | 11,000 | 0 | 0 | 11,000
Shares issued for services ($1.44 per share) (in shares) |  | 7,500 |  |  |  |
Shares issued for services ($1.03 per share) | 3,000 | $ 0 | 3,000 | 0 | 0 | 3,000
Shares issued for services ($1.03 per share) (in shares) |  | 2,500 |  |  |  |
Fair value of stock options issued in payment of accrued compensation | 100,000 | $ 0 | 100,000 | 0 | 0 | 100,000
Fair value of stock options issued for board service | 137,000 | $ 0 | 137,000 | 0 | 0 | 137,000
Fair value of stock options issued for board service (in shares) |  | 0 |  |  |  |
Share Based Compensation | 542,000 | $ 0 | 542,000 | 0 | 0 | 542,000
Noncontrolling interest granted as compensation | 0 | 0 | 0 | 0 | 6,000 | 6,000
Net loss | (8,479,000) | 0 | 0 | (8,479,000) | (3,000) | (8,482,000)
Balance at the end of the year at Dec. 31, 2019 | $ 9,223,000 | $ 3,000 | $ 77,210,000 | $ (67,990,000) | $ 3,000 | $ 9,226,000
Balances (in shares) at Dec. 31, 2019 |  | 26,707,261 |  |  |  |

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