Consolidated Condensed Statements of Comprehensive Income (Loss) (Unaudited) (Parentheticals) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Statement Of Income and Comprehensive Income [Abstract]
Unrealized holding gains arising during the period, tax (expense) benefit	$ 1,522	$ (195)	$ 1,741	$ (228)
Reclassification adjustment for gains included in net income, net of tax expense	$ 39	$ 71	$ 66	$ 117