Quarterly report pursuant to Section 13 or 15(d)

EARNINGS PER SHARE (Earnings Per Share Computation) (Details)

v3.5.0.2
EARNINGS PER SHARE (Earnings Per Share Computation) (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Earnings Per Share [Abstract]        
Income (Loss) from Continuing Operations $ 29.9 $ (38.2) $ 144.2 $ 128.6
Income from Continuing Operations Attributable to Noncontrolling Interest (16.7) (5.0) (25.5) (3.1)
Net Income (Loss) from Continuing Operations Attributable to Cliffs Shareholders 13.2 (43.2) 118.7 125.5
Income (Loss) from Discontinued Operations, net of tax (0.4) 103.4 2.1 (825.1)
NET INCOME (LOSS) ATTRIBUTABLE TO CLIFFS SHAREHOLDERS 12.8 60.2 120.8 (699.6)
Preferred Stock Dividends 0.0 0.0 0.0 (12.8)
Net Income (Loss) Attributable to Cliffs Common Shareholders $ 12.8 $ 60.2 $ 120.8 $ (712.4)
Weighted Average Number of Shares:        
Basic 182,330 153,232 177,003 153,203
Depositary Shares 0 0 0 25,200
Employee Stock Plans 2,300 0 1,300 300
Diluted 184,557 153,232 178,305 178,685
Earnings (Loss) per Common Share Attributable to Cliffs Common Shareholders - Basic:        
Continuing operations (in dollars per share) $ 0.07 $ (0.28) $ 0.67 $ 0.74
Discontinued operations (in dollars per share) 0.00 0.67 0.01 (5.39)
Earnings (Loss) per Common Share Attributable to Cliffs Common Shareholders - Basic (in dollars per share) 0.07 0.39 0.68 (4.65)
Earnings (Loss) per Common Share Attributable to Cliffs Common Shareholders - Diluted:        
Continuing operations (in dollars per share) 0.07 (0.28) 0.67 0.70
Discontinued operations (in dollars per share) 0.00 0.67 0.01 (4.62)
Earnings (Loss) per Common Share Attributable to Cliffs Common Shareholders - Diluted (in dollars per share) $ 0.07 $ 0.39 $ 0.68 $ (3.92)