CAPITAL STOCK (Details) (USD $)
In Millions, except Share data, unless otherwise specified |
3 Months Ended | 9 Months Ended | 2 Months Ended | 3 Months Ended | 9 Months Ended | 1 Months Ended | 2 Months Ended | 3 Months Ended | 2 Months Ended | |||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Sep. 30, 2013
|
Sep. 30, 2012
|
Sep. 30, 2013
|
Sep. 30, 2012
|
Dec. 31, 2012
|
Feb. 21, 2013
Over Allotment Option [Member]
|
Feb. 21, 2013
Preferred Class A [Member]
|
Sep. 30, 2013
Preferred Class A [Member]
|
Sep. 30, 2013
Preferred Class A [Member]
|
Sep. 09, 2013
Preferred Class A [Member]
|
May 07, 2013
Preferred Class A [Member]
|
Mar. 20, 2013
Preferred Class A [Member]
|
Mar. 13, 2012
Common Stock [Member]
|
Feb. 21, 2013
Common Stock [Member]
|
Feb. 11, 2013
Common Stock [Member]
|
Sep. 03, 2013
Common Stock [Member]
|
Jun. 03, 2013
Common Stock [Member]
|
Mar. 01, 2013
Common Stock [Member]
|
Dec. 03, 2012
Common Stock [Member]
|
Aug. 31, 2012
Common Stock [Member]
|
Jun. 01, 2012
Common Stock [Member]
|
Mar. 01, 2012
Common Stock [Member]
|
Sep. 30, 2013
Common Stock [Member]
Minimum [Member]
|
Sep. 30, 2013
Common Stock [Member]
Maximum [Member]
|
Sep. 30, 2013
Common Stock from when Mandatory Convertible Preferred Stock Converts on February 1, 2016 [Member]
|
Feb. 21, 2013
Depositary Share [Member]
|
Sep. 30, 2013
Depositary Share [Member]
|
Sep. 09, 2013
Depositary Share [Member]
|
May 07, 2013
Depositary Share [Member]
|
Mar. 20, 2013
Depositary Share [Member]
|
|
Class of Stock [Line Items] | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 |
Depositary Share Offering included in Depositary Share Issuance | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 27,000,000 | 听 | 听 | 听 | 听 |
Number of Shares included in Depositary Share Issuance due to Exercise of | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 2,250,000 | 听 | 听 | 听 | 听 |
Depositary Share Interest in a Share of 7% Series A Mandatory Convertible Preferred Stock, Class A | 听 | 听 | 0.025 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 |
Series A Mandatory Convertible Preferred Stock, Class A, Percentage | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 7.00% | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 |
Convertible Preferred Stock, Shares Issued upon Conversion | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 28.1480 | 34.4840 | 听 | 听 | 听 | 听 | 听 | 听 |
Convertible Preferred Stock, Shares Issued Upon Conversion per Depositary Share | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 0.7037 | 听 | 听 | 听 | 听 | 听 | 听 | 听 |
Preferred Stock, Liquidation Preference Per Share | 听 | 听 | 听 | 听 | 听 | 听 | 听 | $ 1,000 | $ 1,000 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | $ 25 | 听 | 听 | 听 |
Common Stock, Par or Stated Value Per Share | $ 0.125 | 听 | $ 0.125 | 听 | $ 0.125 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | $ 0.125 | 听 | 听 | 听 | 听 | 听 |
Trading Day Window Determining Number of Common Shares Issuable on Conversion | 听 | 听 | 20 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 |
Number of Common Shares Mandatory Convertible Stock Converts to on February 1, 2016 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 20,600,000 | 25,200,000 | 听 | 听 | 听 | 听 | 听 | 听 |
Net proceeds from issuance of Series A, Mandatory Convertible Preferred Stock, Class A | 听 | 听 | $ 709.4 | $ 0 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 |
Dividends payable, per share | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | $ 17.50 | $ 17.50 | $ 13.6111 | 听 | 听 | 听 | $ 0.150 | $ 0.15 | $ 0.15 | $ 0.625 | $ 0.625 | $ 0.625 | $ 0.28 | 听 | 听 | 听 | 听 | 听 | $ 0.44 | $ 0.44 | $ 0.34 |
Dividends, Preferred Stock | 12.9 | 0 | 35.9 | 0 | 听 | 听 | 听 | 12.9 | 35.9 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 |
Percentage increase (decrease) in dividends payable | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 123.00% | 听 | 76.00% | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 |
Issuance of common shares, public offering (in shares) | 听 | 听 | 听 | 听 | 听 | 听 | 731,250 | 听 | 听 | 听 | 听 | 听 | 听 | 10,350,000 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 29,250,000 | 听 | 听 | 听 | 听 |
Common shares, issued (in shares) | 159,545,469 | 听 | 159,545,469 | 听 | 149,195,469 | 1,350,000 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 9,000,000 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 |
Net proceeds from issuance of common shares | 听 | 听 | $ 285.3 | $ 0 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 |
Closing price per share (in usd per share) | 听 | 听 | 听 | 听 | 听 | 听 | $ 25 | 听 | 听 | 听 | 听 | 听 | 听 | $ 29.00 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 |