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STOCK-BASED COMPENSATION (Details 4) (USD $)
3 Months Ended
Mar. 31, 2013
Nonvested balance at January 1, 2013, Non-vested Number of Shares 7,800
Granted, Nonvested Number of Shares 0
Vested, Nonvested Number of Shares 0
Forfeited/expired, Nonvested Number of Shares 0
Nonvested balance at March 31, 2013, Non-vested Number of Shares 7,800
Nonvested balance at January 1, 2013, Weighted Average Grant Date Fair Value $ 16.95
Granted, Weighted Average Grant Date Fair Value $ 0
Vested, Weighted Average Grant Date Fair Value $ 0
Forfeited/expired, Weighted Average Grant Date Fair Value $ 0
Nonvested balance at March 31, 2013, Weighted Average Grant Date Fair Value $ 16.95