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SHARE-BASED COMPENSATION (TABLES)
 6 Months Ended
Jun. 30, 2012
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
RECONCILIATION OF BEGINNING AND ENDING BALANCE OF NONVESTED RESTRICTED STOCK (INCLUDING RSUS) [Table Text Block]
 
 
Performance-based Stock Awards
 
Service-based Stock Awards
 
 
 
Number of
Restricted
Stock
 
Weighted Average
Grant Date
Fair Value
 
Number of
Restricted
Stock
 
Weighted Average
Grant Date
Fair Value
 
 
 
 
 
 
 
 
 
 
 
 
Nonvested restricted stock - beginning of period
—

 
$
—

 
3,816

 
$
32.69

 
 
     Granted
250

 
34.42

 
2,167

 
31.91

 
 
     Vested
—

 
—

 
(1,232
)
 
31.96

 
 
     Forfeited
—

 
—

 
(73
)
 
32.12

 
 
Nonvested restricted stock - end of period
250

 
$
34.42

 
4,678

 
$
32.58