Consolidated Statements of Comprehensive Income (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Consolidated Statements of Comprehensive Income [Abstract]
NET INCOME	$ 4,563	$ 4,067	$ 13,246	$ 11,235
Other comprehensive income, net of tax:
Change in fair value of interest rate swap agreements designated as cash flow hedges, net of tax of $24 and $237 for the three months ended September 30, 2012 and 2011, and $62 and $279 for the nine months ended September 30, 2012 and 2011	(44)	(440)	(116)	(519)
Unrealized gains (losses) on other-than-temporarily impaired securities available for sale:
Unrealized gains (losses) arising during the period, net of tax of $49 for the three months ended September 30,2011, and ($7) and $17 for the nine months ended September 30, 2012 and 2011	0	(91)	13	(31)
Reclassification adjustment for losses included in net income, net of tax of ($139) for the nine months ended September30, 2011.	0	0	0	259
Other comprehensive income, available-for-sale securities adjustment, net of tax, total	0	(91)	13	228
Unrealized gains on other securities available for sale:
Unrealized gains arising during the period, net of tax of ($611) and ($3,441) for the three months ended September 30, 2012 and 2011, and ($2,419) and ($7,998) for the nine months ended September 30, 2012 and 2011	1,134	6,391	4,493	14,854
Reclassification adjustment for accumulated gains included in net income, net of tax of $36 and $29 for the three months ended September 30, 2012 and 2011 $490 and $55 for the nine months ended September 30, 2012 and 2011	(67)	(55)	(910)	(103)
Unrealized gains on other securities available for sale net of reclassification adjustment for accumulated gains included in net income	1,067	6,336	3,583	14,751
Other comprehensive income	1,023	5,805	3,480	14,460
COMPREHENSIVE INCOME	$ 5,586	$ 9,872	$ 16,726	$ 25,695