|
Shareholders' Equity (Preferred Stock) (Details) (USD $)
In Millions, except Share data, unless otherwise specified |
0 Months Ended | 0 Months Ended | 1 Months Ended | ||||
|---|---|---|---|---|---|---|---|
|
Jul. 19, 2012
|
May 04, 2013
|
Feb. 02, 2013
|
Apr. 28, 2012
|
Jul. 24, 2012
Series A 8% Percent Convertible Preferred Stock [Member]
|
Oct. 14, 2010
Series A 8% Percent Convertible Preferred Stock [Member]
|
Jul. 24, 2012
Series A 8% Percent Convertible Preferred Stock [Member]
|
|
| Class of Stock [Line Items] | |||||||
| Preferred Stock, shares issued (shares) | 0 | 0 | 89,291,773 | 89,291,773 | |||
| Preferred stock dividend, percentage | 8.00% | 8.00% | |||||
| Proceeds from issuance of convertible preferred stock | $ 191.9 | ||||||
| Stock issuance costs | $ 2.1 | ||||||
| Dividends payable (dollars per share) | $ 2.17 | $ 2.17 | |||||
| Preferred Stock converted into common stock (shares) | 30,894,953 | ||||||