Loans, Impaired Financing Receivables (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2013		Sep. 30, 2012		Sep. 30, 2013		Sep. 30, 2012		Dec. 31, 2012
Impaired loans [Abstract]
TDR	$ 20,753				$ 20,753				$ 14,435
Non - TDR	0				0				418
TDR allowances based on collateral	8,069				8,069				16,231
TDR - allowances based on present value cash flow	101,075				101,075				112,997
Non - TDR - allowance based on collateral	1,029				1,029				6,580
Non - TDR - allowance based on present value cash flow	0				0				0
Total impaired loans	130,926				130,926				150,661
Amount of allowance for loan losses allocated [Abstract]
TDR - allowance based on collateral	2,812				2,812				5,060
TDR - allowance based on present value cash flow	13,104				13,104				14,462
Non - TDR - allowance based on collateral	267				267				1,487
Non - TDR - allowance based on present value cash flow	0				0				0
Allowance for loan losses allocated	16,183				16,183				21,009
Impaired Loans by class [Abstract]
Recorded Investment, with No Related Allowance	20,804	[1]			20,804	[1]			14,900	[1]
Unpaid Principal Balance, with No Related Allowance	23,577	[1]			23,577	[1]			15,756	[1]
No Related Allowance	0	[1]			0	[1]			0	[1]
Recorded Investment, with Related Allowance	110,593	[1]			110,593	[1]			136,267	[1]
Unpaid Principal Balance, with Related Allowance	117,475	[1]			117,475	[1]			150,166	[1]
Recorded Investment	131,397	[1]			131,397	[1]			151,167	[1]
Unpaid Principal Balance	141,052	[1]			141,052	[1]			165,922	[1]
Related Allowance	16,183	[1]			16,183	[1]			21,009	[1]
Average recorded investment in and interest income earned on impaired loans by class [Abstract]
Average Recorded Investment, with No Related Allowance	19,069	[2]	14,003	[2]	17,656	[3]	14,017	[3]
Interest Income Recognized, with No Related Allowance	431	[2]	192	[2]	864	[3]	421	[3]
Average Recorded Investment, with Related Allowance	115,425	[2]	149,856	[2]	124,671	[3]	147,493	[3]
Interest Income Recognized, with Related Allowance	1,080	[2]	1,371	[2]	3,614	[3]	4,021	[3]
Average Recorded Investment	134,494	[2]	163,859	[2]	142,327	[3]	161,510	[3]
Interest Income Recognized	1,511	[2]	1,563	[2]	4,478	[3]	4,442	[3]
Accrued Interest Included in Recorded Investment [Member]
Impaired Loans by class [Abstract]
Recorded Investment	471	[1]			471	[1]			506	[1]
Commercial [Member] | Income Producing - Real Estate [Member]
Impaired Loans by class [Abstract]
Recorded Investment, with No Related Allowance	8,020	[1]			8,020	[1]			4,050	[1]
Unpaid Principal Balance, with No Related Allowance	9,433	[1]			9,433	[1]			4,672	[1]
No Related Allowance	0	[1]			0	[1]			0	[1]
Recorded Investment, with Related Allowance	14,166	[1]			14,166	[1]			20,628	[1]
Unpaid Principal Balance, with Related Allowance	16,356	[1]			16,356	[1]			24,250	[1]
Recorded Investment	22,186	[1]			22,186	[1]			24,678	[1]
Unpaid Principal Balance	25,789	[1]			25,789	[1]			28,922	[1]
Related Allowance	1,068	[1]			1,068	[1]			1,822	[1]
Average recorded investment in and interest income earned on impaired loans by class [Abstract]
Average Recorded Investment, with No Related Allowance	6,417	[2]	1,827	[2]	5,446	[3]	2,713	[3]
Interest Income Recognized, with No Related Allowance	202	[2]	15	[2]	307	[3]	45	[3]
Average Recorded Investment, with Related Allowance	16,788	[2]	26,233	[2]	19,071	[3]	24,228	[3]
Interest Income Recognized, with Related Allowance	100	[2]	207	[2]	413	[3]	474	[3]
Average Recorded Investment	23,205	[2]	28,060	[2]	24,517	[3]	26,941	[3]
Interest Income Recognized	302	[2]	222	[2]	720	[3]	519	[3]
Commercial [Member] | Land, Land Development and Construction Real Estate [Member]
Impaired Loans by class [Abstract]
Recorded Investment, with No Related Allowance	3,549	[1]			3,549	[1]			3,304	[1]
Unpaid Principal Balance, with No Related Allowance	4,554	[1]			4,554	[1]			3,294	[1]
No Related Allowance	0	[1]			0	[1]			0	[1]
Recorded Investment, with Related Allowance	5,085	[1]			5,085	[1]			8,808	[1]
Unpaid Principal Balance, with Related Allowance	5,833	[1]			5,833	[1]			11,971	[1]
Recorded Investment	8,634	[1]			8,634	[1]			12,112	[1]
Unpaid Principal Balance	10,387	[1]			10,387	[1]			15,265	[1]
Related Allowance	792	[1]			792	[1]			1,986	[1]
Average recorded investment in and interest income earned on impaired loans by class [Abstract]
Average Recorded Investment, with No Related Allowance	3,512	[2]	3,131	[2]	3,319	[3]	2,360	[3]
Interest Income Recognized, with No Related Allowance	58	[2]	61	[2]	142	[3]	97	[3]
Average Recorded Investment, with Related Allowance	5,443	[2]	9,785	[2]	6,892	[3]	10,680	[3]
Interest Income Recognized, with Related Allowance	40	[2]	31	[2]	151	[3]	136	[3]
Average Recorded Investment	8,955	[2]	12,916	[2]	10,211	[3]	13,040	[3]
Interest Income Recognized	98	[2]	92	[2]	293	[3]	233	[3]
Commercial [Member] | Commercial and Industrial [Member]
Impaired Loans by class [Abstract]
Recorded Investment, with No Related Allowance	4,380	[1]			4,380	[1]			2,611	[1]
Unpaid Principal Balance, with No Related Allowance	4,361	[1]			4,361	[1]			2,592	[1]
No Related Allowance	0	[1]			0	[1]			0	[1]
Recorded Investment, with Related Allowance	9,589	[1]			9,589	[1]			16,233	[1]
Unpaid Principal Balance, with Related Allowance	9,723	[1]			9,723	[1]			18,564	[1]
Recorded Investment	13,969	[1]			13,969	[1]			18,844	[1]
Unpaid Principal Balance	14,084	[1]			14,084	[1]			21,156	[1]
Related Allowance	1,640	[1]			1,640	[1]			2,750	[1]
Average recorded investment in and interest income earned on impaired loans by class [Abstract]
Average Recorded Investment, with No Related Allowance	4,255	[2]	3,483	[2]	3,948	[3]	3,755	[3]
Interest Income Recognized, with No Related Allowance	85	[2]	58	[2]	199	[3]	104	[3]
Average Recorded Investment, with Related Allowance	9,761	[2]	20,749	[2]	12,398	[3]	18,227	[3]
Interest Income Recognized, with Related Allowance	102	[2]	136	[2]	330	[3]	406	[3]
Average Recorded Investment	14,016	[2]	24,232	[2]	16,346	[3]	21,982	[3]
Interest Income Recognized	187	[2]	194	[2]	529	[3]	510	[3]
Mortgage [Member] | 1-4 Family [Member]
Impaired Loans by class [Abstract]
Recorded Investment, with No Related Allowance	8	[1]			8	[1]			0	[1]
Unpaid Principal Balance, with No Related Allowance	8	[1]			8	[1]			0	[1]
No Related Allowance	0	[1]			0	[1]			0	[1]
Recorded Investment, with Related Allowance	58,497	[1]			58,497	[1]			64,160	[1]
Unpaid Principal Balance, with Related Allowance	61,557	[1]			61,557	[1]			68,418	[1]
Recorded Investment	58,505	[1]			58,505	[1]			64,160	[1]
Unpaid Principal Balance	61,565	[1]			61,565	[1]			68,418	[1]
Related Allowance	7,881	[1]			7,881	[1]			8,518	[1]
Average recorded investment in and interest income earned on impaired loans by class [Abstract]
Average Recorded Investment, with No Related Allowance	8	[2]	0	[2]	4	[3]	0	[3]
Interest Income Recognized, with No Related Allowance	13	[2]	0	[2]	13	[3]	0	[3]
Average Recorded Investment, with Related Allowance	59,723	[2]	66,593	[2]	61,670	[3]	67,067	[3]
Interest Income Recognized, with Related Allowance	593	[2]	706	[2]	1,981	[3]	2,155	[3]
Average Recorded Investment	59,731	[2]	66,593	[2]	61,674	[3]	67,067	[3]
Interest Income Recognized	606	[2]	706	[2]	1,994	[3]	2,155	[3]
Mortgage [Member] | Resort Lending [Member]
Impaired Loans by class [Abstract]
Recorded Investment, with No Related Allowance	35	[1]			35	[1]			0	[1]
Unpaid Principal Balance, with No Related Allowance	163	[1]			163	[1]			0	[1]
No Related Allowance	0	[1]			0	[1]			0	[1]
Recorded Investment, with Related Allowance	20,776	[1]			20,776	[1]			23,763	[1]
Unpaid Principal Balance, with Related Allowance	21,383	[1]			21,383	[1]			24,160	[1]
Recorded Investment	20,811	[1]			20,811	[1]			23,763	[1]
Unpaid Principal Balance	21,546	[1]			21,546	[1]			24,160	[1]
Related Allowance	3,352	[1]			3,352	[1]			4,321	[1]
Average recorded investment in and interest income earned on impaired loans by class [Abstract]
Average Recorded Investment, with No Related Allowance	35	[2]	704	[2]	26	[3]	641	[3]
Interest Income Recognized, with No Related Allowance	0	[2]	0	[2]	0	[3]	0	[3]
Average Recorded Investment, with Related Allowance	21,213	[2]	23,630	[2]	22,093	[3]	24,053	[3]
Interest Income Recognized, with Related Allowance	212	[2]	264	[2]	653	[3]	760	[3]
Average Recorded Investment	21,248	[2]	24,334	[2]	22,119	[3]	24,694	[3]
Interest Income Recognized	212	[2]	264	[2]	653	[3]	760	[3]
Mortgage [Member] | Home Equity Line of Credit - 1st Lien [Member]
Impaired Loans by class [Abstract]
Recorded Investment, with No Related Allowance	0	[1]			0	[1]			0	[1]
Unpaid Principal Balance, with No Related Allowance	4	[1]			4	[1]			0	[1]
No Related Allowance	0	[1]			0	[1]			0	[1]
Recorded Investment, with Related Allowance	153	[1]			153	[1]			62	[1]
Unpaid Principal Balance, with Related Allowance	165	[1]			165	[1]			77	[1]
Recorded Investment	153	[1]			153	[1]			62	[1]
Unpaid Principal Balance	169	[1]			169	[1]			77	[1]
Related Allowance	81	[1]			81	[1]			30	[1]
Average recorded investment in and interest income earned on impaired loans by class [Abstract]
Average Recorded Investment, with No Related Allowance	0	[2]	0	[2]	0	[3]	0	[3]
Interest Income Recognized, with No Related Allowance	0	[2]	0	[2]	0	[3]	0	[3]
Average Recorded Investment, with Related Allowance	154	[2]	66	[2]	132	[3]	66	[3]
Interest Income Recognized, with Related Allowance	1	[2]	1	[2]	2	[3]	2	[3]
Average Recorded Investment	154	[2]	66	[2]	132	[3]	66	[3]
Interest Income Recognized	1	[2]	1	[2]	2	[3]	2	[3]
Mortgage [Member] | Home Equity Line of Credit - 2nd Lien [Member]
Impaired Loans by class [Abstract]
Recorded Investment, with No Related Allowance	0	[1]			0	[1]			0	[1]
Unpaid Principal Balance, with No Related Allowance	0	[1]			0	[1]			0	[1]
No Related Allowance	0	[1]			0	[1]			0	[1]
Recorded Investment, with Related Allowance	42	[1]			42	[1]			43	[1]
Unpaid Principal Balance, with Related Allowance	118	[1]			118	[1]			118	[1]
Recorded Investment	42	[1]			42	[1]			43	[1]
Unpaid Principal Balance	118	[1]			118	[1]			118	[1]
Related Allowance	4	[1]			4	[1]			0	[1]
Average recorded investment in and interest income earned on impaired loans by class [Abstract]
Average Recorded Investment, with No Related Allowance	0	[2]	0	[2]	0	[3]	0	[3]
Interest Income Recognized, with No Related Allowance	0	[2]	0	[2]	0	[3]	0	[3]
Average Recorded Investment, with Related Allowance	42	[2]	45	[2]	42	[3]	91	[3]
Interest Income Recognized, with Related Allowance	0	[2]	0	[2]	1	[3]	2	[3]
Average Recorded Investment	42	[2]	45	[2]	42	[3]	91	[3]
Interest Income Recognized	0	[2]	0	[2]	1	[3]	2	[3]
Installment [Member] | Loans Not Secured By Real Estate [Member]
Impaired Loans by class [Abstract]
Recorded Investment, with No Related Allowance	544	[1]			544	[1]			610	[1]
Unpaid Principal Balance, with No Related Allowance	668	[1]			668	[1]			681	[1]
No Related Allowance	0	[1]			0	[1]			0	[1]
Recorded Investment, with Related Allowance	195	[1]			195	[1]			194	[1]
Unpaid Principal Balance, with Related Allowance	194	[1]			194	[1]			194	[1]
Recorded Investment	739	[1]			739	[1]			804	[1]
Unpaid Principal Balance	862	[1]			862	[1]			875	[1]
Related Allowance	53	[1]			53	[1]			42	[1]
Average recorded investment in and interest income earned on impaired loans by class [Abstract]
Average Recorded Investment, with No Related Allowance	568	[2]	540	[2]	588	[3]	533	[3]
Interest Income Recognized, with No Related Allowance	8	[2]	8	[2]	23	[3]	21	[3]
Average Recorded Investment, with Related Allowance	212	[2]	277	[2]	208	[3]	227	[3]
Interest Income Recognized, with Related Allowance	2	[2]	2	[2]	8	[3]	7	[3]
Average Recorded Investment	780	[2]	817	[2]	796	[3]	760	[3]
Interest Income Recognized	10	[2]	10	[2]	31	[3]	28	[3]
Installment [Member] | Others 2 [Member]
Impaired Loans by class [Abstract]
Recorded Investment, with No Related Allowance	17	[1]			17	[1]			20	[1]
Unpaid Principal Balance, with No Related Allowance	17	[1]			17	[1]			20	[1]
No Related Allowance	0	[1]			0	[1]			0	[1]
Recorded Investment, with Related Allowance	0	[1]			0	[1]			0	[1]
Unpaid Principal Balance, with Related Allowance	0	[1]			0	[1]			0	[1]
Recorded Investment	17	[1]			17	[1]			20	[1]
Unpaid Principal Balance	17	[1]			17	[1]			20	[1]
Related Allowance	0	[1]			0	[1]			0	[1]
Average recorded investment in and interest income earned on impaired loans by class [Abstract]
Average Recorded Investment, with No Related Allowance	18	[2]	22	[2]	19	[3]	23	[3]
Interest Income Recognized, with No Related Allowance	0	[2]	1	[2]	1	[3]	2	[3]
Average Recorded Investment, with Related Allowance	0	[2]	0	[2]	0	[3]	0	[3]
Interest Income Recognized, with Related Allowance	0	[2]	0	[2]	0	[3]	0	[3]
Average Recorded Investment	18	[2]	22	[2]	19	[3]	23	[3]
Interest Income Recognized	0	[2]	1	[2]	1	[3]	2	[3]
Installment [Member] | Home Equity Installment - 1st Lien [Member]
Impaired Loans by class [Abstract]
Recorded Investment, with No Related Allowance	1,952	[1]			1,952	[1]			2,027	[1]
Unpaid Principal Balance, with No Related Allowance	2,077	[1]			2,077	[1]			2,219	[1]
No Related Allowance	0	[1]			0	[1]			0	[1]
Recorded Investment, with Related Allowance	1,023	[1]			1,023	[1]			1,215	[1]
Unpaid Principal Balance, with Related Allowance	1,068	[1]			1,068	[1]			1,240	[1]
Recorded Investment	2,975	[1]			2,975	[1]			3,242	[1]
Unpaid Principal Balance	3,145	[1]			3,145	[1]			3,459	[1]
Related Allowance	494	[1]			494	[1]			610	[1]
Average recorded investment in and interest income earned on impaired loans by class [Abstract]
Average Recorded Investment, with No Related Allowance	1,951	[2]	2,063	[2]	2,005	[3]	1,945	[3]
Interest Income Recognized, with No Related Allowance	31	[2]	20	[2]	83	[3]	72	[3]
Average Recorded Investment, with Related Allowance	1,050	[2]	1,348	[2]	1,071	[3]	1,487	[3]
Interest Income Recognized, with Related Allowance	15	[2]	11	[2]	35	[3]	41	[3]
Average Recorded Investment	3,001	[2]	3,411	[2]	3,076	[3]	3,432	[3]
Interest Income Recognized	46	[2]	31	[2]	118	[3]	113	[3]
Installment [Member] | Home Equity Installment - 2nd Lien [Member]
Impaired Loans by class [Abstract]
Recorded Investment, with No Related Allowance	2,299	[1]			2,299	[1]			2,278	[1]
Unpaid Principal Balance, with No Related Allowance	2,292	[1]			2,292	[1]			2,278	[1]
No Related Allowance	0	[1]			0	[1]			0	[1]
Recorded Investment, with Related Allowance	1,067	[1]			1,067	[1]			1,161	[1]
Unpaid Principal Balance, with Related Allowance	1,078	[1]			1,078	[1]			1,174	[1]
Recorded Investment	3,366	[1]			3,366	[1]			3,439	[1]
Unpaid Principal Balance	3,370	[1]			3,370	[1]			3,452	[1]
Related Allowance	818	[1]			818	[1]			930	[1]
Average recorded investment in and interest income earned on impaired loans by class [Abstract]
Average Recorded Investment, with No Related Allowance	2,305	[2]	2,233	[2]	2,301	[3]	2,047	[3]
Interest Income Recognized, with No Related Allowance	34	[2]	29	[2]	96	[3]	80	[3]
Average Recorded Investment, with Related Allowance	1,039	[2]	1,130	[2]	1,094	[3]	1,367	[3]
Interest Income Recognized, with Related Allowance	15	[2]	13	[2]	40	[3]	38	[3]
Average Recorded Investment	3,344	[2]	3,363	[2]	3,395	[3]	3,414	[3]
Interest Income Recognized	$ 49	[2]	$ 42	[2]	$ 136	[3]	$ 118	[3]

[1] There were no impaired payment plan receivables at September 30, 2013 or December 31, 2012.

[2] There were no impaired payment plan receivables during the three month periods ended September 30, 2013 and 2012, respectively.

[3] There were no impaired payment plan receivables during the nine month periods ended September 30, 2013 and 2012, respectively.