Annual report pursuant to Section 13 and 15(d)

Statements Of Condensed Consolidated Financial Position (Parenthetical)

v3.8.0.1
Statements Of Condensed Consolidated Financial Position (Parenthetical) - $ / shares
Dec. 31, 2017
Dec. 31, 2016
Class of Stock [Line Items]    
Preferred stock, par value $ 0 $ 0
Cumulative Mandatory Convertible 7.00% 7.00%
Common shares, par value $ 0.125 $ 0.125
Common shares, authorized (in shares) 600,000,000 400,000,000
Common shares, issued (in shares) 301,886,794 238,636,794
Common shares, outstanding 297,400,968 233,074,091
Common shares in treasury 4,485,826 5,562,703
Preferred Class A [Member]    
Class of Stock [Line Items]    
Preferred Stock, Liquidation Preference Per Share $ 1,000 $ 1,000
Preferred stock, shares authorized (in shares) 3,000,000 3,000,000
Preferred Shares, Issued and Outstanding, Shares 0 0
Preferred Class B [Member]    
Class of Stock [Line Items]    
Preferred stock, shares authorized (in shares) 4,000,000 4,000,000