Consolidated Statements of Comprehensive Income (Unaudited) (Parentheticals) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013
Tax expense (benefit)	$ 733
Net of tax amount	2,408
Unrealized holding gains arising during the period, Tax expense	(360)
Unrealized holding gains arising during the period, Net of tax amount	(700)
Reclassification adjustment for (gains) losses included in net income, Tax expense (benefit)	(144)
Reclassification adjustment for (gains) losses included in net income, Net of tax amount	(279)
Other comprehensive (loss) income, Tax expense (benefit)	(504)
Other comprehensive (loss) income, Net of tax amount	(979)
Total comprehensive income,Tax expense (benefit)	229
Total comprehensive income,Net of tax amount	$ 1,429