Acquired Loans Part 5 (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014		Dec. 31, 2013
Acquired Loans, Aging [Abstract]
Current	$ 584,599		$ 718,638
Past Due 30-89 Days	12,624		19,771
Past Due Greater Than 90 Days	48,162	[1]	63,444	[1]
Nonaccrual	1,154	[2]	2,353	[2]
Total acquired loans	646,539		804,206
Percentage of risk of losses incurred on acquired covered loans (in hundredths)	20.00%		20.00%
Covered [Member]
Acquired Loans, Aging [Abstract]
Current	25,670		27,006
Past Due 30-89 Days	1,439		3,588
Past Due Greater Than 90 Days	2,437	[1]	3,136	[1]
Nonaccrual	82	[2]	486	[2]
Total acquired loans	29,628		34,216
Noncovered [Member]
Acquired Loans, Aging [Abstract]
Current	558,929		691,632
Past Due 30-89 Days	11,185		16,183
Past Due Greater Than 90 Days	45,725	[1]	60,308	[1]
Nonaccrual	1,072	[2]	1,867	[2]
Total acquired loans	616,911		769,990
Real Estate Secured Financing Receivable [Member] | Construction Land Development And Other Financing Receivable [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Current	1,238		1,278
Past Due 30-89 Days	284		87
Past Due Greater Than 90 Days	608	[1]	553	[1]
Nonaccrual	0	[2]	445	[2]
Total acquired loans	2,130		2,363
Real Estate Secured Financing Receivable [Member] | Construction Land Development And Other Financing Receivable [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Current	49,196		65,001
Past Due 30-89 Days	1,281		2,116
Past Due Greater Than 90 Days	24,606	[1]	31,744	[1]
Nonaccrual	270	[2]	67	[2]
Total acquired loans	75,353		98,928
Real Estate Secured Financing Receivable [Member] | Secured by 1-4 Family Residential Properties [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Current	13,531		14,401
Past Due 30-89 Days	658		873
Past Due Greater Than 90 Days	371	[1]	1,142	[1]
Nonaccrual	5	[2]	0	[2]
Total acquired loans	14,565		16,416
Real Estate Secured Financing Receivable [Member] | Secured by 1-4 Family Residential Properties [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Current	123,181		145,142
Past Due 30-89 Days	3,754		5,067
Past Due Greater Than 90 Days	6,171	[1]	7,589	[1]
Nonaccrual	85	[2]	116	[2]
Total acquired loans	133,191		157,914
Real Estate Secured Financing Receivable [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Current	8,400		8,247
Past Due 30-89 Days	0		1,905
Past Due Greater Than 90 Days	431	[1]	793	[1]
Nonaccrual	0	[2]	0	[2]
Total acquired loans	8,831		10,945
Real Estate Secured Financing Receivable [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Current	210,119		263,276
Past Due 30-89 Days	3,997		7,978
Past Due Greater Than 90 Days	12,690	[1]	15,421	[1]
Nonaccrual	161	[2]	461	[2]
Total acquired loans	226,967		287,136
Real Estate Secured Financing Receivable [Member] | Other Loans Secured by Real Estate [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Current	2,041		1,932
Past Due 30-89 Days	33		710
Past Due Greater Than 90 Days	302	[1]	2	[1]
Nonaccrual	0	[2]	0	[2]
Total acquired loans	2,376		2,644
Real Estate Secured Financing Receivable [Member] | Other Loans Secured by Real Estate [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Current	29,316		31,953
Past Due 30-89 Days	870		40
Past Due Greater Than 90 Days	703	[1]	1,922	[1]
Nonaccrual	29	[2]	33	[2]
Total acquired loans	30,918		33,948
Commercial and Industrial Loans [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Current	210		340
Past Due 30-89 Days	9		13
Past Due Greater Than 90 Days	40	[1]	0	[1]
Nonaccrual	77	[2]	41	[2]
Total acquired loans	336		394
Commercial and Industrial Loans [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Current	111,282		144,195
Past Due 30-89 Days	942		743
Past Due Greater Than 90 Days	1,461	[1]	3,387	[1]
Nonaccrual	527	[2]	1,170	[2]
Total acquired loans	114,212		149,495
Consumer Loans Financing Receivable [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Current	0		119
Past Due 30-89 Days	0		0
Past Due Greater Than 90 Days	0	[1]	0	[1]
Nonaccrual	0	[2]	0	[2]
Total acquired loans	0		119
Consumer Loans Financing Receivable [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Current	14,385		18,097
Past Due 30-89 Days	341		239
Past Due Greater Than 90 Days	7	[1]	92	[1]
Nonaccrual	0	[2]	0	[2]
Total acquired loans	14,733		18,428
Other Loans Financing Receivable [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Current	250		689
Past Due 30-89 Days	455		0
Past Due Greater Than 90 Days	685	[1]	646	[1]
Nonaccrual	0	[2]	0	[2]
Total acquired loans	1,390		1,335
Other Loans Financing Receivable [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Current	21,450		23,968
Past Due 30-89 Days	0		0
Past Due Greater Than 90 Days	87	[1]	153	[1]
Nonaccrual	0	[2]	20	[2]
Total acquired loans	21,537		24,141
Commercial Portfolio Segment [Member] | Pass [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	377,377		433,015
Commercial Portfolio Segment [Member] | Pass [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	7,619	[3]	8,660	[3]
Commercial Portfolio Segment [Member] | Pass [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	369,758		424,355
Commercial Portfolio Segment [Member] | Special Mention [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	10,377		18,902
Commercial Portfolio Segment [Member] | Special Mention [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	506	[3]	701	[3]
Commercial Portfolio Segment [Member] | Special Mention [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	9,871		18,201
Commercial Portfolio Segment [Member] | Substandard [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	125,163		186,787
Commercial Portfolio Segment [Member] | Substandard [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	7,244	[3]	8,890	[3]
Commercial Portfolio Segment [Member] | Substandard [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	117,919		177,897
Commercial Portfolio Segment [Member] | Doubtful [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	15,963		22,494
Commercial Portfolio Segment [Member] | Doubtful [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	1,088	[3]	1,419	[3]
Commercial Portfolio Segment [Member] | Doubtful [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	14,875		21,075
Commercial Portfolio Segment [Member] | Commercial Subtotal [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	528,880		661,198
Commercial Portfolio Segment [Member] | Commercial Subtotal [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	16,457	[3]	19,670	[3]
Commercial Portfolio Segment [Member] | Commercial Subtotal [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	512,423		641,528
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Construction Land Development And Other Financing Receivable [Member] | Pass [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	252	[3]	228	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Construction Land Development And Other Financing Receivable [Member] | Pass [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	31,679		39,075
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Construction Land Development And Other Financing Receivable [Member] | Special Mention [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	0	[3]	0	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Construction Land Development And Other Financing Receivable [Member] | Special Mention [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	1,222		2,506
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Construction Land Development And Other Financing Receivable [Member] | Substandard [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	1,320	[3]	1,126	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Construction Land Development And Other Financing Receivable [Member] | Substandard [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	30,426		42,486
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Construction Land Development And Other Financing Receivable [Member] | Doubtful [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	401	[3]	771	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Construction Land Development And Other Financing Receivable [Member] | Doubtful [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	7,246		8,445
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Construction Land Development And Other Financing Receivable [Member] | Commercial Subtotal [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	1,973	[3]	2,125	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Construction Land Development And Other Financing Receivable [Member] | Commercial Subtotal [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	70,573		92,512
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by 1-4 Family Residential Properties [Member] | Pass [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	1,384	[3]	1,629	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by 1-4 Family Residential Properties [Member] | Pass [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	31,824		33,810
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by 1-4 Family Residential Properties [Member] | Special Mention [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	260	[3]	430	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by 1-4 Family Residential Properties [Member] | Special Mention [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	1,313		2,983
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by 1-4 Family Residential Properties [Member] | Substandard [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	1,263	[3]	1,798	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by 1-4 Family Residential Properties [Member] | Substandard [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	14,936		17,422
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by 1-4 Family Residential Properties [Member] | Doubtful [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	0	[3]	0	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by 1-4 Family Residential Properties [Member] | Doubtful [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	210		538
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by 1-4 Family Residential Properties [Member] | Commercial Subtotal [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	2,907	[3]	3,857	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by 1-4 Family Residential Properties [Member] | Commercial Subtotal [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	48,283		54,753
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Pass [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	4,737	[3]	5,446	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Pass [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	170,322		184,594
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Special Mention [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	99	[3]	109	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Special Mention [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	5,941		9,027
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Substandard [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	3,347	[3]	4,723	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Substandard [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	48,999		88,952
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Doubtful [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	0	[3]	0	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Doubtful [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	1,705		4,563
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Commercial Subtotal [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	8,183	[3]	10,278	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Commercial Subtotal [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	226,967		287,136
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Other Loans Secured by Real Estate [Member] | Pass [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	832	[3]	832	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Other Loans Secured by Real Estate [Member] | Pass [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	26,584		28,156
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Other Loans Secured by Real Estate [Member] | Special Mention [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	121	[3]	134	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Other Loans Secured by Real Estate [Member] | Special Mention [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	885		1,437
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Other Loans Secured by Real Estate [Member] | Substandard [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	713	[3]	717	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Other Loans Secured by Real Estate [Member] | Substandard [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	3,143		4,071
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Other Loans Secured by Real Estate [Member] | Doubtful [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	2	[3]	2	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Other Loans Secured by Real Estate [Member] | Doubtful [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	284		184
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Other Loans Secured by Real Estate [Member] | Commercial Subtotal [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	1,668	[3]	1,685	[3]
Commercial Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Other Loans Secured by Real Estate [Member] | Commercial Subtotal [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	30,896		33,848
Commercial Portfolio Segment [Member] | Commercial and Industrial Loans [Member] | Pass [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	164	[3]	254	[3]
Commercial Portfolio Segment [Member] | Commercial and Industrial Loans [Member] | Pass [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	90,148		116,818
Commercial Portfolio Segment [Member] | Commercial and Industrial Loans [Member] | Special Mention [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	26	[3]	28	[3]
Commercial Portfolio Segment [Member] | Commercial and Industrial Loans [Member] | Special Mention [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	510		2,248
Commercial Portfolio Segment [Member] | Commercial and Industrial Loans [Member] | Substandard [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	146	[3]	112	[3]
Commercial Portfolio Segment [Member] | Commercial and Industrial Loans [Member] | Substandard [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	19,476		24,084
Commercial Portfolio Segment [Member] | Commercial and Industrial Loans [Member] | Doubtful [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	0	[3]	0	[3]
Commercial Portfolio Segment [Member] | Commercial and Industrial Loans [Member] | Doubtful [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	4,078		6,039
Commercial Portfolio Segment [Member] | Commercial and Industrial Loans [Member] | Commercial Subtotal [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	336	[3]	394	[3]
Commercial Portfolio Segment [Member] | Commercial and Industrial Loans [Member] | Commercial Subtotal [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	114,212		149,189
Commercial Portfolio Segment [Member] | Consumer Loans Financing Receivable [Member] | Pass [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	0	[3]	0	[3]
Commercial Portfolio Segment [Member] | Consumer Loans Financing Receivable [Member] | Pass [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	0		21
Commercial Portfolio Segment [Member] | Consumer Loans Financing Receivable [Member] | Special Mention [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	0	[3]	0	[3]
Commercial Portfolio Segment [Member] | Consumer Loans Financing Receivable [Member] | Special Mention [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	0		0
Commercial Portfolio Segment [Member] | Consumer Loans Financing Receivable [Member] | Substandard [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	0	[3]	0	[3]
Commercial Portfolio Segment [Member] | Consumer Loans Financing Receivable [Member] | Substandard [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	0		0
Commercial Portfolio Segment [Member] | Consumer Loans Financing Receivable [Member] | Doubtful [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	0	[3]	0	[3]
Commercial Portfolio Segment [Member] | Consumer Loans Financing Receivable [Member] | Doubtful [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	0		0
Commercial Portfolio Segment [Member] | Consumer Loans Financing Receivable [Member] | Commercial Subtotal [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	0	[3]	0	[3]
Commercial Portfolio Segment [Member] | Consumer Loans Financing Receivable [Member] | Commercial Subtotal [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	0		21
Commercial Portfolio Segment [Member] | Other Loans Financing Receivable [Member] | Pass [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	250	[3]	271	[3]
Commercial Portfolio Segment [Member] | Other Loans Financing Receivable [Member] | Pass [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	19,201		21,881
Commercial Portfolio Segment [Member] | Other Loans Financing Receivable [Member] | Special Mention [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	0	[3]	0	[3]
Commercial Portfolio Segment [Member] | Other Loans Financing Receivable [Member] | Special Mention [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	0		0
Commercial Portfolio Segment [Member] | Other Loans Financing Receivable [Member] | Substandard [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	455	[3]	414	[3]
Commercial Portfolio Segment [Member] | Other Loans Financing Receivable [Member] | Substandard [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	939		882
Commercial Portfolio Segment [Member] | Other Loans Financing Receivable [Member] | Doubtful [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	685	[3]	646	[3]
Commercial Portfolio Segment [Member] | Other Loans Financing Receivable [Member] | Doubtful [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	1,352		1,306
Commercial Portfolio Segment [Member] | Other Loans Financing Receivable [Member] | Commercial Subtotal [Member] | Covered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	1,390	[3]	1,331	[3]
Commercial Portfolio Segment [Member] | Other Loans Financing Receivable [Member] | Commercial Subtotal [Member] | Noncovered [Member]
Acquired Loans, Commercial Loans [Abstract]
Acquired loans	21,492		24,069
Consumer Portfolio Segment [Member]
Acquired Loans, Aging [Abstract]
Current	110,274		132,901
Past Due 30-89 Days	3,679		4,793
Past Due Greater Than 90 Days	3,622		5,205
Nonaccrual	84		109
Subtotal	117,659		143,008
Total acquired loans	646,539		804,206
Consumer Portfolio Segment [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Current	12,172	[3]	12,547	[3]
Past Due 30-89 Days	574	[3]	847	[3]
Past Due Greater Than 90 Days	420	[3]	1,152	[3]
Nonaccrual	5	[3]	0	[3]
Subtotal	13,171	[3]	14,546	[3]
Total acquired loans	29,628	[3]	34,216	[3]
Consumer Portfolio Segment [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Current	98,102		120,354
Past Due 30-89 Days	3,105		3,946
Past Due Greater Than 90 Days	3,202		4,053
Nonaccrual	79		109
Subtotal	104,488		128,462
Total acquired loans	616,911		769,990
Consumer Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Construction Land Development And Other Financing Receivable [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Current	143	[3]	133	[3]
Past Due 30-89 Days	14	[3]	77	[3]
Past Due Greater Than 90 Days	0	[3]	28	[3]
Nonaccrual	0	[3]	0	[3]
Subtotal	157	[3]	238	[3]
Total acquired loans	2,130	[3]	2,363	[3]
Consumer Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Construction Land Development And Other Financing Receivable [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Current	4,409		5,813
Past Due 30-89 Days	58		108
Past Due Greater Than 90 Days	313		495
Nonaccrual	0		0
Subtotal	4,780		6,416
Total acquired loans	75,353		98,928
Consumer Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by 1-4 Family Residential Properties [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Current	10,881	[3]	11,179	[3]
Past Due 30-89 Days	527	[3]	428	[3]
Past Due Greater Than 90 Days	245	[3]	952	[3]
Nonaccrual	5	[3]	0	[3]
Subtotal	11,658	[3]	12,559	[3]
Total acquired loans	14,565	[3]	16,416	[3]
Consumer Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by 1-4 Family Residential Properties [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Current	79,241		95,987
Past Due 30-89 Days	2,706		3,599
Past Due Greater Than 90 Days	2,882		3,466
Nonaccrual	79		109
Subtotal	84,908		103,161
Total acquired loans	133,191		157,914
Consumer Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Current	473	[3]	495	[3]
Past Due 30-89 Days	0	[3]	0	[3]
Past Due Greater Than 90 Days	175	[3]	172	[3]
Nonaccrual	0	[3]	0	[3]
Subtotal	648	[3]	667	[3]
Total acquired loans	8,831	[3]	10,945	[3]
Consumer Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Current	0		0
Past Due 30-89 Days	0		0
Past Due Greater Than 90 Days	0		0
Nonaccrual	0		0
Subtotal	0		0
Total acquired loans	226,967		287,136
Consumer Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Other Loans Secured by Real Estate [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Current	675	[3]	617	[3]
Past Due 30-89 Days	33	[3]	342	[3]
Past Due Greater Than 90 Days	0	[3]	0	[3]
Nonaccrual	0	[3]	0	[3]
Subtotal	708	[3]	959	[3]
Total acquired loans	2,376	[3]	2,644	[3]
Consumer Portfolio Segment [Member] | Real Estate Secured Financing Receivable [Member] | Other Loans Secured by Real Estate [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Current	22		100
Past Due 30-89 Days	0		0
Past Due Greater Than 90 Days	0		0
Nonaccrual	0		0
Subtotal	22		100
Total acquired loans	30,918		33,948
Consumer Portfolio Segment [Member] | Commercial and Industrial Loans [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Current	0	[3]	0	[3]
Past Due 30-89 Days	0	[3]	0	[3]
Past Due Greater Than 90 Days	0	[3]	0	[3]
Nonaccrual	0	[3]	0	[3]
Subtotal	0	[3]	0	[3]
Total acquired loans	336	[3]	394	[3]
Consumer Portfolio Segment [Member] | Commercial and Industrial Loans [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Current	0		306
Past Due 30-89 Days	0		0
Past Due Greater Than 90 Days	0		0
Nonaccrual	0		0
Subtotal	0		306
Total acquired loans	114,212		149,495
Consumer Portfolio Segment [Member] | Consumer Loans Financing Receivable [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Current	0	[3]	119	[3]
Past Due 30-89 Days	0	[3]	0	[3]
Past Due Greater Than 90 Days	0	[3]	0	[3]
Nonaccrual	0	[3]	0	[3]
Subtotal	0	[3]	119	[3]
Total acquired loans	0	[3]	119	[3]
Consumer Portfolio Segment [Member] | Consumer Loans Financing Receivable [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Current	14,385		18,076
Past Due 30-89 Days	341		239
Past Due Greater Than 90 Days	7		92
Nonaccrual	0		0
Subtotal	14,733		18,407
Total acquired loans	14,733		18,428
Consumer Portfolio Segment [Member] | Other Loans Financing Receivable [Member] | Covered [Member]
Acquired Loans, Aging [Abstract]
Current	0	[3]	4	[3]
Past Due 30-89 Days	0	[3]	0	[3]
Past Due Greater Than 90 Days	0	[3]	0	[3]
Nonaccrual	0	[3]	0	[3]
Subtotal	0	[3]	4	[3]
Total acquired loans	1,390	[3]	1,335	[3]
Consumer Portfolio Segment [Member] | Other Loans Financing Receivable [Member] | Noncovered [Member]
Acquired Loans, Aging [Abstract]
Current	45		72
Past Due 30-89 Days	0		0
Past Due Greater Than 90 Days	0		0
Nonaccrual	0		0
Subtotal	45		72
Total acquired loans	$ 21,537		$ 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.

[3] Total dollar balances are presented in this table; however, these loans are covered by the loss-share agreement with the FDIC. TNB is at risk for only 20% of the losses incurred on these loans.