Acquired Loans Part 6 (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014		Dec. 31, 2013
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	$ 7,429		$ 12,600
Past Due 60 - 89 Days	2,760		7,171
Past Due Greater Than 90 Days	47,711	[1]	63,444	[1]
Total Past Due	57,900		83,215
Nonaccrual	988	[2]	2,353	[2]
Current Loans	533,261		718,638
Acquired loans	592,149		804,206
Covered [Member]
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	2,545		1,429
Past Due 60 - 89 Days	4		2,159
Past Due Greater Than 90 Days	2,046	[1]	3,136	[1]
Total Past Due	4,595		6,724
Nonaccrual	78	[2]	486	[2]
Current Loans	22,934		27,006
Acquired loans	27,607		34,216
Noncovered [Member]
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	4,884		11,171
Past Due 60 - 89 Days	2,756		5,012
Past Due Greater Than 90 Days	45,665	[1]	60,308	[1]
Total Past Due	53,305		76,491
Nonaccrual	910	[2]	1,867	[2]
Current Loans	510,327		691,632
Acquired loans	564,542		769,990
Real Estate Secured Financing Receivable [Member] | Construction Land Development and Other Land [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	0		87
Past Due 60 - 89 Days	0		0
Past Due Greater Than 90 Days	395	[1]	553	[1]
Total Past Due	395		640
Nonaccrual	0	[2]	445	[2]
Current Loans	1,326		1,278
Acquired loans	1,721		2,363
Real Estate Secured Financing Receivable [Member] | Construction Land Development and Other Land [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	176		1,648
Past Due 60 - 89 Days	1,208		468
Past Due Greater Than 90 Days	24,675	[1]	31,744	[1]
Total Past Due	26,059		33,860
Nonaccrual	201	[2]	67	[2]
Current Loans	38,548		65,001
Acquired loans	64,808		98,928
Real Estate Secured Financing Receivable [Member] | Secured by 1-4 Family Residential Properties [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	748		515
Past Due 60 - 89 Days	4		358
Past Due Greater Than 90 Days	484	[1]	1,142	[1]
Total Past Due	1,236		2,015
Nonaccrual	0	[2]	0	[2]
Current Loans	12,878		14,401
Acquired loans	14,114		16,416
Real Estate Secured Financing Receivable [Member] | Secured by 1-4 Family Residential Properties [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	2,211		3,901
Past Due 60 - 89 Days	900		1,166
Past Due Greater Than 90 Days	5,143	[1]	7,589	[1]
Total Past Due	8,254		12,656
Nonaccrual	214	[2]	116	[2]
Current Loans	111,898		145,142
Acquired loans	120,366		157,914
Real Estate Secured Financing Receivable [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	1,534		243
Past Due 60 - 89 Days	0		1,662
Past Due Greater Than 90 Days	0	[1]	793	[1]
Total Past Due	1,534		2,698
Nonaccrual	0	[2]	0	[2]
Current Loans	6,736		8,247
Acquired loans	8,270		10,945
Real Estate Secured Financing Receivable [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	1,984		4,851
Past Due 60 - 89 Days	260		3,127
Past Due Greater Than 90 Days	13,520	[1]	15,421	[1]
Total Past Due	15,764		23,399
Nonaccrual	0	[2]	461	[2]
Current Loans	199,042		263,276
Acquired loans	214,806		287,136
Real Estate Secured Financing Receivable [Member] | Other Loans Secured by Real Estate [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	253		571
Past Due 60 - 89 Days	0		139
Past Due Greater Than 90 Days	1,126	[1]	2	[1]
Total Past Due	1,379		712
Nonaccrual	0	[2]	0	[2]
Current Loans	1,570		1,932
Acquired loans	2,949		2,644
Real Estate Secured Financing Receivable [Member] | Other Loans Secured by Real Estate [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	0		40
Past Due 60 - 89 Days	0		0
Past Due Greater Than 90 Days	747	[1]	1,922	[1]
Total Past Due	747		1,962
Nonaccrual	0	[2]	33	[2]
Current Loans	27,289		31,953
Acquired loans	28,036		33,948
Commercial And Industrial Loans Financing Receivable [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	10		13
Past Due 60 - 89 Days	0		0
Past Due Greater Than 90 Days	41	[1]	0	[1]
Total Past Due	51		13
Nonaccrual	78	[2]	41	[2]
Current Loans	198		340
Acquired loans	327		394
Commercial And Industrial Loans Financing Receivable [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	381		526
Past Due 60 - 89 Days	328		217
Past Due Greater Than 90 Days	1,512	[1]	3,387	[1]
Total Past Due	2,221		4,130
Nonaccrual	495	[2]	1,170	[2]
Current Loans	100,469		144,195
Acquired loans	103,185		149,495
Consumer Loans Financing Receivable [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	0		0
Past Due 60 - 89 Days	0		0
Past Due Greater Than 90 Days	0	[1]	0	[1]
Total Past Due	0		0
Nonaccrual	0	[2]	0	[2]
Current Loans	0		119
Acquired loans	0		119
Consumer Loans Financing Receivable [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	105		205
Past Due 60 - 89 Days	60		34
Past Due Greater Than 90 Days	68	[1]	92	[1]
Total Past Due	233		331
Nonaccrual	0	[2]	0	[2]
Current Loans	11,003		18,097
Acquired loans	11,236		18,428
Other Loans Financing Receivable [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	0		0
Past Due 60 - 89 Days	0		0
Past Due Greater Than 90 Days	0	[1]	646	[1]
Total Past Due	0		646
Nonaccrual	0	[2]	0	[2]
Current Loans	226		689
Acquired loans	226		1,335
Other Loans Financing Receivable [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Past Due 30 - 59 Days	27		0
Past Due 60 - 89 Days	0		0
Past Due Greater Than 90 Days	0	[1]	153	[1]
Total Past Due	27		153
Nonaccrual	0	[2]	20	[2]
Current Loans	22,078		23,968
Acquired loans	$ 22,105		$ 24,141

[1] Past due 90 days or more but still accruing interest.

[2] Acquired loans not accounted for under FASB ASC Topic 310-30.