XML 34 R77.htm IDEA: XBRL DOCUMENT

Federal Income Taxes - Components of Income Tax Expense (Benefit) (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Current:
Federal									$ 3,837us-gaap_CurrentFederalTaxExpenseBenefit	$ 3,562us-gaap_CurrentFederalTaxExpenseBenefit	$ 4,030us-gaap_CurrentFederalTaxExpenseBenefit
Deferred:
Federal									34	34	(126)
Total	$ 1,114us-gaap_IncomeTaxExpenseBenefit	$ 1,002us-gaap_IncomeTaxExpenseBenefit	$ 881us-gaap_IncomeTaxExpenseBenefit	$ 874us-gaap_IncomeTaxExpenseBenefit	$ 864us-gaap_IncomeTaxExpenseBenefit	$ 791us-gaap_IncomeTaxExpenseBenefit	$ 1,009us-gaap_IncomeTaxExpenseBenefit	$ 932us-gaap_IncomeTaxExpenseBenefit	$ 3,871us-gaap_IncomeTaxExpenseBenefit	$ 3,596us-gaap_IncomeTaxExpenseBenefit	$ 3,904us-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.