CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Parenthetical) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Other Than Temporary Impairment Losses Investment Reclassification Adjustment Of Previously Recognized Sale Of Security Tax	$ 512		$ 512
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Tax, Portion Attributable to Parent, Held-to-maturity Securities	(398)	206	(386)	24
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax	131		131
Other Comprehensive Income Amortization Of Unrealized Gain (Losses) On Held To Maturity Securities Tax	$ 9	$ 12	$ 21	$ 5