Loans and Allowance for Loan Losses, Credit Quality Indicator (Details) (USD $)	3 Months Ended	6 Months Ended	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2012	Dec. 31, 2011	Mar. 31, 2011
Trouble debt restructurings [Abstract]
Period after troubled debt restructuring modification where no default payments made		12 months
Number of days past due after which loan considered as payment default		90 days
Troubled debt restructuring reserve		$ 3,000	$ 218,000
Troubled debt restructuring loan amount modified	59,000	59,000
Finance receivable by credit quality indicator [Abstract]
Loans	746,302,688	746,302,688	657,559,695
Deteriorated Loans Transferred in [Abstract]
Contractually required principal and interest, opening balance		21,261,000		17,780,000
Contractually required principal and interest, closing balance	19,835,000	19,835,000	21,261,000	17,780,000
Contractual cash flows not expected to be collected (nonaccretable discount), opening balance		(4,662,000)		(4,222,000)
Contractual cash flows not expected to be collected (nonaccretable discount), closing balance	(3,978,000)	(3,978,000)	(4,662,000)	(4,222,000)
Cash flows expected to be collected, opening balance		16,599,000		13,558,000
Cash flows expected to be collected, closing balance	15,857,000	15,857,000	16,599,000	13,558,000
Interest component of expected cash flows (accretable yield), opening balance		(1,844,000)		(1,417,000)
Interest component of expected cash flows (accretable yield, closing balance	(2,972,000)	(2,972,000)	(1,844,000)	(1,417,000)
Fair value of loans acquired with deteriorating credit quality, opening balance		14,755,000		12,141,000
Fair value of loans acquired with deteriorating credit quality, closing balance	12,885,000	12,885,000	14,755,000	12,141,000
Contractually required principal and interest, income accretion	0	0
Contractual cash flows not expected to be collected (nonaccretable discount), income accretion	0	0
Cash flows expected to be collected, income accretion	0	0
Interest component of expected cash flows (accretable yield), income accretion	255,000	1,171,000
Fair value of loans acquired with deteriorating credit quality, income accretion	255,000	1,171,000
Contractually required principal and interest, all other adjustments	2,055,000	(1,426,000)
Contractual cash flows not expected to be collected (nonaccretable discount), all other adjustments	244,000	684,000
Cash flows expected to be collected, all other adjustments	2,299,000	(742,000)
Interest component of expected cash flows (accretable yield), all other adjustments	(1,810,000)	(2,299,000)
Fair value of loans acquired with deteriorating credit quality, all other adjustments	489,000	(3,041,000)
Commercial, financial and agricultural [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	118,921,923	118,921,923	116,807,456
Residential mortgages [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	179,215,574	179,215,574	175,585,287
Consumer loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	220,242,896	220,242,896	190,904,630
Legacy Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	733,435,886	733,435,886	657,559,695
Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Agricultural [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	518,514	518,514	258,098
Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial and industrial [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	116,575,525	116,575,525	116,549,358
Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	23,187,198	23,187,198	7,383,731
Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	193,931,735	193,931,735	166,878,591
Legacy Loans [Member] | Residential mortgages [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	178,980,018	178,980,018	175,585,287
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	178,980,018	178,980,018	175,585,287
Legacy Loans [Member] | Consumer loans [Member] | Credit Cards [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	1,780,036	1,780,036	1,955,215
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	1,780,036	1,780,036	1,955,215
Legacy Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	76,952,167	76,952,167	76,889,348
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	76,952,167	76,952,167	76,889,348
Legacy Loans [Member] | Consumer loans [Member] | Indirect consumer loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	124,409,074	124,409,074	97,540,240
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	124,409,074	124,409,074	97,540,240
Legacy Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	17,101,618	17,101,618	14,519,827
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	17,101,618	17,101,618	14,519,827
Acquired Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	124,857,999	124,857,999	141,781,995
Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial and industrial [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	24,200,050	24,200,050	27,388,500
Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	10,345,050	10,345,050	12,451,041
Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	68,652,121	68,652,121	77,093,991
Acquired Loans [Member] | Residential mortgages [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	16,040,462	16,040,462	18,532,022
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	16,040,462	16,040,462	18,532,022
Acquired Loans [Member] | Consumer loans [Member] | Credit Cards [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	0	0	0
Acquired Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	5,528,355	5,528,355	6,168,831
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	5,528,355	5,528,355	6,168,831
Acquired Loans [Member] | Consumer loans [Member] | Indirect consumer loans [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	0	0	0
Acquired Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	91,961	91,961	147,610
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	91,961	91,961	147,610
Not Rated [Member] | Legacy Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	396,239,847	396,239,847	363,432,389
Not Rated [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Agricultural [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Not Rated [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial and industrial [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Not Rated [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Not Rated [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Not Rated [Member] | Legacy Loans [Member] | Residential mortgages [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	176,749,755	176,749,755	173,120,292
Not Rated [Member] | Legacy Loans [Member] | Consumer loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	124,231,188	124,231,188
Not Rated [Member] | Legacy Loans [Member] | Consumer loans [Member] | Credit Cards [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	1,780,036	1,780,036	1,955,215
Not Rated [Member] | Legacy Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	76,399,344	76,399,344	76,432,196
Not Rated [Member] | Legacy Loans [Member] | Consumer loans [Member] | Indirect consumer loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			97,426,891
Not Rated [Member] | Legacy Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	17,079,524	17,079,524	14,497,795
Not Rated [Member] | Acquired Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	21,162,622	21,162,622	24,475,425
Not Rated [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0
Not Rated [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0
Not Rated [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial and industrial [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Not Rated [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0
Not Rated [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			0
Not Rated [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			0
Not Rated [Member] | Acquired Loans [Member] | Residential mortgages [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	15,542,306	15,542,306	18,158,984
Not Rated [Member] | Acquired Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	5,528,355	5,528,355	6,168,831
Not Rated [Member] | Acquired Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	91,961	91,961	147,610
Pass [Member] | Legacy Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	301,950,199	301,950,199	253,008,952
Pass [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Agricultural [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	518,514	518,514	258,098
Pass [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial and industrial [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	99,732,167	99,732,167	93,923,356
Pass [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	22,220,989	22,220,989	6,391,614
Pass [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	179,478,529	179,478,529	152,435,884
Pass [Member] | Legacy Loans [Member] | Residential mortgages [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Pass [Member] | Legacy Loans [Member] | Consumer loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0
Pass [Member] | Legacy Loans [Member] | Consumer loans [Member] | Credit Cards [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Pass [Member] | Legacy Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Pass [Member] | Legacy Loans [Member] | Consumer loans [Member] | Indirect consumer loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			0
Pass [Member] | Legacy Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Pass [Member] | Acquired Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	78,148,308	78,148,308	89,640,181
Pass [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	997,892	997,892
Pass [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	55,072,078	55,072,078
Pass [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial and industrial [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	22,078,338	22,078,338	25,164,742
Pass [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			1,790,731
Pass [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			62,684,708
Pass [Member] | Acquired Loans [Member] | Residential mortgages [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Pass [Member] | Acquired Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Pass [Member] | Acquired Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Loans Acquired with deteriorated credit quality [Member] | Acquired Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	12,866,802	12,866,802	14,811,710
Loans Acquired with deteriorated credit quality [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	1,190,848	1,190,848
Loans Acquired with deteriorated credit quality [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	10,242,515	10,242,515
Loans Acquired with deteriorated credit quality [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial and industrial [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	1,197,884	1,197,884	1,499,141
Loans Acquired with deteriorated credit quality [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			2,022,149
Loans Acquired with deteriorated credit quality [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			11,063,483
Loans Acquired with deteriorated credit quality [Member] | Acquired Loans [Member] | Residential mortgages [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	235,555	235,555	226,937
Loans Acquired with deteriorated credit quality [Member] | Acquired Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Loans Acquired with deteriorated credit quality [Member] | Acquired Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Special Mention [Member] | Legacy Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	21,542,859	21,542,859	21,669,130
Special Mention [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Agricultural [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Special Mention [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial and industrial [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	12,130,092	12,130,092	14,957,683
Special Mention [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	201,730	201,730	208,360
Special Mention [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	9,211,037	9,211,037	6,503,087
Special Mention [Member] | Legacy Loans [Member] | Residential mortgages [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Special Mention [Member] | Legacy Loans [Member] | Consumer loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0
Special Mention [Member] | Legacy Loans [Member] | Consumer loans [Member] | Credit Cards [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Special Mention [Member] | Legacy Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Special Mention [Member] | Legacy Loans [Member] | Consumer loans [Member] | Indirect consumer loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			0
Special Mention [Member] | Legacy Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Special Mention [Member] | Acquired Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	7,579,825	7,579,825	8,524,703
Special Mention [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	6,557,221	6,557,221
Special Mention [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	474,202	474,202
Special Mention [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial and industrial [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	548,402	548,402	602,006
Special Mention [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			7,447,661
Special Mention [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			475,036
Special Mention [Member] | Acquired Loans [Member] | Residential mortgages [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Special Mention [Member] | Acquired Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Special Mention [Member] | Acquired Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Substandard [Member] | Legacy Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	11,360,471	11,360,471	15,404,212
Substandard [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Agricultural [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Substandard [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial and industrial [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	2,768,639	2,768,639	4,139,413
Substandard [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	764,479	764,479	783,757
Substandard [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	4,844,286	4,844,286	7,423,514
Substandard [Member] | Legacy Loans [Member] | Residential mortgages [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	2,230,263	2,230,263	2,464,995
Substandard [Member] | Legacy Loans [Member] | Consumer loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	177,886	177,886
Substandard [Member] | Legacy Loans [Member] | Consumer loans [Member] | Credit Cards [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Substandard [Member] | Legacy Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	552,823	552,823	457,152
Substandard [Member] | Legacy Loans [Member] | Consumer loans [Member] | Indirect consumer loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			113,349
Substandard [Member] | Legacy Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	22,095	22,095	22,032
Substandard [Member] | Acquired Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	4,819,092	4,819,092	4,038,430
Substandard [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	1,599,089	1,599,089
Substandard [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	2,669,756	2,669,756
Substandard [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial and industrial [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	287,646	287,646	24,635
Substandard [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			1,190,500
Substandard [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			2,677,194
Substandard [Member] | Acquired Loans [Member] | Residential mortgages [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	262,601	262,601	146,101
Substandard [Member] | Acquired Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Substandard [Member] | Acquired Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Doubtful [Member] | Legacy Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	2,342,510	2,342,510	4,045,012
Doubtful [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Agricultural [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Doubtful [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial and industrial [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	1,944,627	1,944,627	3,528,906
Doubtful [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Doubtful [Member] | Legacy Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	397,883	397,883	516,106
Doubtful [Member] | Legacy Loans [Member] | Residential mortgages [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Doubtful [Member] | Legacy Loans [Member] | Consumer loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0
Doubtful [Member] | Legacy Loans [Member] | Consumer loans [Member] | Credit Cards [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Doubtful [Member] | Legacy Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			0
Doubtful [Member] | Legacy Loans [Member] | Consumer loans [Member] | Indirect consumer loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Doubtful [Member] | Legacy Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Doubtful [Member] | Acquired Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	281,350	281,350	291,546
Doubtful [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0
Doubtful [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	193,570	193,570
Doubtful [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial and industrial [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	87,780	87,780	97,976
Doubtful [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Construction [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			0
Doubtful [Member] | Acquired Loans [Member] | Commercial, financial and agricultural [Member] | Commercial mortgages [Member] | Other [Member]
Finance receivable by credit quality indicator [Abstract]
Loans			193,570
Doubtful [Member] | Acquired Loans [Member] | Residential mortgages [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Doubtful [Member] | Acquired Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Doubtful [Member] | Acquired Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Finance receivable by credit quality indicator [Abstract]
Loans	0	0	0
Performing [Member] | Legacy Loans [Member] | Residential mortgages [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	176,749,755	176,749,755	173,120,292
Performing [Member] | Legacy Loans [Member] | Consumer loans [Member] | Credit Cards [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	1,773,326	1,773,326	1,946,162
Performing [Member] | Legacy Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	76,484,390	76,484,390	76,432,196
Performing [Member] | Legacy Loans [Member] | Consumer loans [Member] | Indirect consumer loans [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	124,231,188	124,231,188	97,426,891
Performing [Member] | Legacy Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	17,079,523	17,079,523	14,497,878
Performing [Member] | Acquired Loans [Member] | Residential mortgages [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	15,777,861	15,777,861	18,385,921
Performing [Member] | Acquired Loans [Member] | Consumer loans [Member] | Credit Cards [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	0	0	0
Performing [Member] | Acquired Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	5,528,355	5,528,355	6,168,831
Performing [Member] | Acquired Loans [Member] | Consumer loans [Member] | Indirect consumer loans [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	0	0	0
Performing [Member] | Acquired Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	91,599	91,599	147,610
Non-Performing [Member] | Legacy Loans [Member] | Residential mortgages [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	2,230,263	2,230,263	2,464,995
Non-Performing [Member] | Legacy Loans [Member] | Consumer loans [Member] | Credit Cards [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	6,710	6,710	9,053
Non-Performing [Member] | Legacy Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	467,777	467,777	457,152
Non-Performing [Member] | Legacy Loans [Member] | Consumer loans [Member] | Indirect consumer loans [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	177,886	177,886	113,349
Non-Performing [Member] | Legacy Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	22,095	22,095	21,949
Non-Performing [Member] | Acquired Loans [Member] | Residential mortgages [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	262,601	262,601	146,101
Non-Performing [Member] | Acquired Loans [Member] | Consumer loans [Member] | Credit Cards [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	0	0	0
Non-Performing [Member] | Acquired Loans [Member] | Consumer loans [Member] | Home Equity Lines & Loans [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	0	0	0
Non-Performing [Member] | Acquired Loans [Member] | Consumer loans [Member] | Indirect consumer loans [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	0	0	0
Non-Performing [Member] | Acquired Loans [Member] | Consumer loans [Member] | Other Direct Consumer Loans [Member]
Residential and consumer finance receivable [Abstract]
Residential and consumer loans receivable	$ 362	$ 362	$ 0