Quarterly report pursuant to Section 13 or 15(d)

INCOME TAXES (Narrative) (Details)

v3.8.0.1
INCOME TAXES (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Income Tax Disclosure [Abstract]    
Effective Income Tax Rate Reconciliation, Percent 0.10% 5.40%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 21.00%  
Income Tax Expense (Benefit) $ 15.7 $ (1.8)
Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount   $ (0.1)
Change in refundable AMT, amount $ 14.5