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EARNINGS PER SHARE (Details) - shares
shares in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Weighted-average shares outstanding:    
Basic 571,578 608,838
Dilutive 10,454 11,886
Diluted 582,032 620,724
Options and awards outstanding excluded from the calculations as their effect would have been antidilutive (in shares) 8,000 4,200