Consolidated Statements of Comprehensive Income (Loss) (Unaudited) (Parenthetical) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Other comprehensive income, net of tax:
Unrealized holding gains arising during the period, tax	$ 902	$ 673	$ 2,870	$ 1,421
Reclassification adjustment for gains included in net income, tax	8	56	135	154
Unrealized gain on interest rate swap, tax	$ 2	$ 18	$ 103	$ 63