Earnings (loss) per Share and Equity Transactions Equity Transactions (Details) (Tender Offer Event, Shares [Member], USD $) In Thousands, except Share data, unless otherwise specified	0 Months Ended		9 Months Ended
	May 02, 2014	Apr. 26, 2014	Sep. 30, 2014	Apr. 25, 2014
Tender Offer Event, Shares [Member]
Tender Offer Event [Line Items]
Tender Offer Purchase Price		$ 350,000	$ 394,900
Tender Offer Expiration Date		Apr. 25, 2014
Allowed percentage of additional shares accepted for repurchase without amendment of Offer		2.00%
Tender Offer Share Repurchase Date	May 01, 2014
Stock Repurchased During Period, Shares		60,665,233	60,761,166
Ratio of shares repurchased to shares outstanding				6.61%
Share Price				$ 6.50
Tender Offer Purchase Price, excluding fees and expenses		$ 394,300