Accounting Policies And Disclosures Schedule of liabilities subject to compromise (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Reorganizations [Abstract]
Liabilities Subject to Compromise, Accounts Payable and Accrued Liabilities	$ 1,215
Liabilities Subject to Compromise, Other Liabilities	116,515
Liabilities Subject to Compromise, Debt and Accrued Interest	1,766,398
Liabilities Subject to Compromise	$ 1,884,128	$ 0