4. EARNINGS PER SHARE COMPUTATION (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Earnings Per Share [Abstract]
Weighted Average Number of Shares Outstanding, Basic	8,893,367	9,518,897	9,050,669	9,671,083
Dilutive Securities, Effect on Basic Earnings Per Share (in Dollars)	$ 4,758	$ 13,306	$ 3,983	$ 11,794

Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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Reference 5: http://www.xbrl.org/2003/role/presentationRef

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Reference 7: http://www.xbrl.org/2003/role/presentationRef

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+ Details