Quarterly report pursuant to Section 13 or 15(d)

INCOME TAXES (Details)

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INCOME TAXES (Details) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Income Tax Disclosure [Abstract]        
Expected annual effective income tax rate     20.00% 19.00%
Income tax expense $ 14,410,000 $ 11,950,000 $ 26,370,000 $ 21,456,000
Income tax expense based on expected annual rate     24,400,000  
State and local taxes     $ 2,300,000