5. SHAREHOLDERS' EQUITY (Details)	3 Months Ended
Mar. 31, 2019 $ / shares shares
Stockholders' equity
Number Outstanding, Beginning \| shares	15,500
Number of Options Granted \| shares	0
Number of Options Exercised \| shares	0
Number of Options Forfeited \| shares	2,000
Number of Options Expired \| shares	0
Number Outstanding, Ending \| shares	13,500
Weighted Average Exercise Price Outstanding, Beginning \| $ / shares	$ 6
Weighted Average Exercise Price Granted \| $ / shares	0
Weighted Average Exercise Price Exercised \| $ / shares	0
Weighted Average Exercise Price Forfeited \| $ / shares	6
Weighted Average Exercise Price Expired \| $ / shares	0
Weighted Average Exercise Price Outstanding, Ending \| $ / shares	$ 6

For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

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- Definition

Weighted average price of options that were either forfeited or expired.

+ References

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Gross number of share options (or share units) granted during the period.

+ References

No definition available.

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- Definition

Number of options outstanding, including both vested and non-vested options.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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- Definition

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

+ References

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- Definition

Weighted average price at which option holders acquired shares when converting their stock options into shares.

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No definition available.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.

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No definition available.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

+ References

No definition available.

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- Definition

Number of share options (or share units) exercised during the current period.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
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5. SHAREHOLDERS' EQUITY (Details)	3 Months Ended
5. SHAREHOLDERS' EQUITY (Details)	Mar. 31, 2019 $ / shares shares
Stockholders' equity
Number Outstanding, Beginning \| shares	15,500
Number of Options Granted \| shares	0
Number of Options Exercised \| shares	0
Number of Options Forfeited \| shares	2,000
Number of Options Expired \| shares	0
Number Outstanding, Ending \| shares	13,500
Weighted Average Exercise Price Outstanding, Beginning \| $ / shares	$ 6
Weighted Average Exercise Price Granted \| $ / shares	0
Weighted Average Exercise Price Exercised \| $ / shares	0
Weighted Average Exercise Price Forfeited \| $ / shares	6
Weighted Average Exercise Price Expired \| $ / shares	0
Weighted Average Exercise Price Outstanding, Ending \| $ / shares	$ 6