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INCOME TAXES (Details) (USD $)
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Current [Abstract]      
Federal $ 5,503,000 $ 3,220,000 $ 435,000
Prior year over accrual 0 0 (157,000)
State 0 5,000 0
Deferred [Abstract]      
Federal 11,000 (103,000) (265,000)
Provision for Income Taxes 5,514,000 3,122,000 13,000
Difference between the income tax provision (benefit) computed at the federal statutory rate and the actual tax provision (benefit) [Abstract]      
Taxes computed at the federal statutory rate 5,701,000 358,300 237,000
State income tax, net 0 3,000 0
Prior year true-up 47,000 (61,000) (157,000)
Permanent differences (234,000) (403,000) (67,000)
Provision for Income Taxes 5,514,000 3,122,000 13,000
Deferred Tax Assets [Abstract]      
Revenue recognition 422,000 231,000  
Allowance for doubtful accounts 112,000 26,000  
Deferred tax asset-current 534,000 257,000  
Deferred rent 175,000 141,000  
Stock options 805,000 953,000  
Interest rate swap 21,000 11,000  
Deferred Tax Assets-non current 1,001,000 1,105,000  
Deferred Tax Liabilities [Abstract]      
Prepaid expenses 102,000 125,000  
Deferred Tax Liabilities-current 102,000 125,000  
Property and equipment 867,000 660,000  
Deferred tax liability-noncurrent 867,000 660,000  
Net Deferred Tax Assets (Liabilities) 566,000 577,000  
Tax benefit from stock option plans $ 313,000 $ 438,000 $ 304,000