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Annual report pursuant to Section 13 and 15(d)

STOCK COMPENSATION PLANS STOCK COMPENSATION PLANS (Incentive Plan Details) (Details)

v3.6.0.2
STOCK COMPENSATION PLANS STOCK COMPENSATION PLANS (Incentive Plan Details) (Details) - shares
 3 Months Ended 12 Months Ended
Feb. 09, 2015
Dec. 31, 2016
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Number of performance shares granted Ìý Ìý Ìý Ìý Ìý 3,571,337 Ìý Ìý
Performance Shares [Member] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Number of performance shares granted 410,105 464,470 188,510 80,560 230,265 0 874,575 1,233,685
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Estimated Forfeitures Ìý 82,636 188,510 80,560 230,265 157,979 Ìý Ìý
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Expected to Vest Ìý 381,834 0 0 0 252,126 Ìý Ìý