Business Segments (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011
Business Segments [Abstract]
Number of operating segments			3
Revenues:
Interest income	$ 19,098	$ 18,369	$ 37,854	$ 36,001
Gains on sales of loans	4,718	3,696	8,821	7,496
Other noninterest income	3,011	2,662	6,291	5,319
Total operating income	26,827	24,727	52,966	48,816
Expenses:
Interest expense	2,596	2,968	5,435	6,032
Provision for loan losses	2,860	3,390	5,585	6,210
Salaries and employee benefits	9,596	8,430	19,338	16,922
Other noninterest expenses	5,631	5,539	10,946	10,996
Total operating expenses	20,683	20,327	41,304	40,160
Income (loss) before taxes	6,144	4,400	11,662	8,656
Provision for (benefit from ) income taxes	1,963	1,317	3,701	2,604
Net income (loss)	4,181	3,083	7,961	6,052
Total assets	949,714	906,571	949,714	906,571	928,124
Capital expenditures	372	645	660	1,181
Retail Banking [Member]
Revenues:
Interest income	8,096	8,174	16,163	16,204
Gains on sales of loans	0	0	0	0
Other noninterest income	1,464	1,501	3,030	2,975
Total operating income	9,560	9,675	19,193	19,179
Expenses:
Interest expense	1,920	2,290	4,078	4,677
Provision for loan losses	750	1,500	1,500	2,550
Salaries and employee benefits	3,742	3,586	7,748	7,486
Other noninterest expenses	2,862	3,217	5,771	6,213
Total operating expenses	9,274	10,593	19,097	20,926
Income (loss) before taxes	286	(918)	96	(1,747)
Provision for (benefit from ) income taxes	(332)	(764)	(829)	(1,469)
Net income (loss)	618	(154)	925	(278)
Total assets	791,327	752,252	791,327	752,252
Capital expenditures	173	237	352	486
Mortgage Banking [Member]
Revenues:
Interest income	566	386	1,140	787
Gains on sales of loans	4,718	3,696	8,821	7,496
Other noninterest income	979	703	2,095	1,442
Total operating income	6,263	4,785	12,056	9,725
Expenses:
Interest expense	113	50	219	112
Provision for loan losses	30	15	105	35
Salaries and employee benefits	3,810	2,978	7,393	5,723
Other noninterest expenses	1,613	1,356	2,945	2,907
Total operating expenses	5,566	4,399	10,662	8,777
Income (loss) before taxes	697	386	1,394	948
Provision for (benefit from ) income taxes	278	154	557	379
Net income (loss)	419	232	837	569
Total assets	91,025	53,119	91,025	53,119
Capital expenditures	158	(8)	209	69
Interest rate on line of credit charged by Retail Banking segment			the daily FHLB advance rate plus 50 basis points
Consumer Finance [Member]
Revenues:
Interest income	11,695	10,877	23,034	21,086
Gains on sales of loans	0	0	0	0
Other noninterest income	234	157	494	339
Total operating income	11,929	11,034	23,528	21,425
Expenses:
Interest expense	1,574	1,442	3,124	2,815
Provision for loan losses	2,080	1,875	3,980	3,625
Salaries and employee benefits	1,846	1,674	3,722	3,329
Other noninterest expenses	1,051	878	1,974	1,639
Total operating expenses	6,551	5,869	12,800	11,408
Income (loss) before taxes	5,378	5,165	10,728	10,017
Provision for (benefit from ) income taxes	2,098	2,015	4,184	3,907
Net income (loss)	3,280	3,150	6,544	6,110
Total assets	265,995	246,730	265,995	246,730
Capital expenditures	41	415	99	623
Interest rate on line of credit charged by Retail Banking segment			one-month LIBOR plus 200 basis points and fixed rate loans that carry interest rates ranging from 5.4 percent to 8.0 percent
Other [Member]
Revenues:
Interest income	0	0	0	0
Gains on sales of loans	0	0	0	0
Other noninterest income	336	301	672	563
Total operating income	336	301	672	563
Expenses:
Interest expense	248	254	497	506
Provision for loan losses	0	0	0	0
Salaries and employee benefits	198	192	475	384
Other noninterest expenses	105	88	256	237
Total operating expenses	551	534	1,228	1,127
Income (loss) before taxes	(215)	(233)	(556)	(564)
Provision for (benefit from ) income taxes	(81)	(87)	(211)	(214)
Net income (loss)	(134)	(146)	(345)	(350)
Total assets	2,974	2,778	2,974	2,778
Capital expenditures	0	1	0	3
Eliminations [Member]
Revenues:
Interest income	(1,259)	(1,068)	(2,483)	(2,076)
Gains on sales of loans	0	0	0	0
Other noninterest income	(2)	0	0	0
Total operating income	(1,261)	(1,068)	(2,483)	(2,076)
Expenses:
Interest expense	(1,259)	(1,068)	(2,483)	(2,078)
Provision for loan losses	0	0	0	0
Salaries and employee benefits	0	0	0	0
Other noninterest expenses	0	0	0	0
Total operating expenses	(1,259)	(1,068)	(2,483)	(2,078)
Income (loss) before taxes	(2)	0	0	2
Provision for (benefit from ) income taxes	0	(1)	0	1
Net income (loss)	(2)	1	0	1
Total assets	(201,607)	(148,308)	(201,607)	(148,308)
Capital expenditures	$ 0	$ 0	$ 0	$ 0