XML 23 R31.htm IDEA: XBRL DOCUMENT

Income Taxes (Schedule Of Provision For Income Tax Benefit (Expense) (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Income Tax Expense Benefit [Abstract]
Current - Federal	$ (40,385)us-gaap_CurrentFederalTaxExpenseBenefit	$ (43,080)us-gaap_CurrentFederalTaxExpenseBenefit
Deferred - Federal	(16,220)	(25,308)
Income tax benefit (expense)	$ (56,605)us-gaap_IncomeTaxExpenseBenefit	$ (68,388)us-gaap_IncomeTaxExpenseBenefit

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.