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6. STOCK BASED COMPENSATION (Details) - $ / shares	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Number of options
Outstanding at beginning of period	165,000		222,971
Granted	0		0
Exercised	(58,000)	(29)	(115,971)	(15,229)
Forfeited	0		0
Outstanding at end of period	107,000		107,000
Weighted average Price
Outstanding at beginning of period	$ 3.64		$ 3.79
Granted	0		0
Exercised	3.60		3.92
Forfeited	0		0
Outstanding at end of period	$ 3.66		$ 3.66

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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

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