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SHARE-BASED COMPENSATION PLANS (Details 3)
12 Months Ended
Dec. 31, 2018
$ / shares
shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Options Outstanding, Number of Options Outstanding | shares 1,173,620
Options Outstanding, Weighted Average Remaining Contractual Life (in years) 4 years 2 months 12 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share) $ 27.96
Options Exercisable, Number Of Options Exercisable | shares 692,007
Options Exercisable, Weighted Average Exercise Price (in dollars per share) $ 26.92
Exercise Price Range From $25.51 to $25.86 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Exercise Prices, Lower Range Limit (in dollars per share) 25.51
Exercise Prices, Upper Range Limit (in dollars per share) $ 25.86
Options Outstanding, Number of Options Outstanding | shares 448,225
Options Outstanding, Weighted Average Remaining Contractual Life (in years) 3 years 2 months 12 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share) $ 25.57
Options Exercisable, Number Of Options Exercisable | shares 256,600
Options Exercisable, Weighted Average Exercise Price (in dollars per share) $ 25.59
Exercise Price Range From $27.04 to $37.22 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Exercise Prices, Lower Range Limit (in dollars per share) 27.04
Exercise Prices, Upper Range Limit (in dollars per share) $ 37.22
Options Outstanding, Number of Options Outstanding | shares 725,395
Options Outstanding, Weighted Average Remaining Contractual Life (in years) 4 years 9 months 18 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share) $ 29.43
Options Exercisable, Number Of Options Exercisable | shares 435,407
Options Exercisable, Weighted Average Exercise Price (in dollars per share) $ 27.70