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ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES: (Details 1)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Employee Stock Option [Member]
       
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 4,575 4,831 4,575 4,831
Restricted Stock [Member]
       
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 156 105 169 114