Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS' EQUITY (Details Narrative)

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STOCKHOLDERS' EQUITY (Details Narrative) (USD $)
In Thousands, except Share data, unless otherwise specified
 3 Months Ended 6 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Dec. 31, 2013
Jun. 30, 2014
Restricted Stock Units (RSUs) [Member]
Dec. 31, 2013
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Cash dividend paid     $ 30,612 $ 26,296      
Cash dividend per share (in dollars per share) $ 0.105 $ 0.09 $ 0.21 $ 0.18      
Number of shares repurchased (in shares) 200,000 200,000 200,000 200,000      
Par value of common stock (in dollars per share) $ 1   $ 1   $ 1    
Weighted average stock price of shares repurchased (in dollars per share) $ 29.86 $ 24.41 $ 29.47 $ 24.41      
Repurchase of common stock from employees 400,000 400,000 6,100,000 4,900,000      
Common stock reserved for issuance upon exercise of stock options (in shares) 3,600,000   3,600,000        
Options vesting period     5 years        
Options expiration Period     10 years        
Common stock issued for exercise of stock options       1,000      
Options aggregate intrinsic value     0 20      
Cash receipts for exercise of options     0 10      
Tax benefits from share-based payments 1,100 400 4,500 3,100      
Unrecognized compensation cost           $ 35,500 $ 30,700
Unrecognized compensation cost, period for recognition           4 years 3 years 9 months 18 days