Loans - Summary of Loan Balances (Detail) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	$ 2,759,593	$ 2,522,937	$ 2,282,524
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	2,759,593	2,522,937	2,282,524
Construction:
Total loans, net of unamortized deferred loan fees and discounts	2,759,593	2,522,937	2,282,524
Total loans, net of deferred loan fees and discounts	2,759,593	2,522,937	2,282,524
Commercial	2,785,312	2,555,610
Unamortized net deferred loan fees	(6,916)	(6,551)
Discounts to principal balance of loans owed, net of charge-offs	(18,803)	(26,122)
Total loans, net of unamortized deferred loan fees and discounts	2,759,593	2,522,937	2,282,524
Noncovered loans	2,756,417	2,517,702
Covered loans	3,176	5,235
Total loans, net of unamortized deferred loan fees and discounts	2,759,593	2,522,937	2,282,524
Allowance for loan losses	(32,503)	(36,011)	(36,585)	$ (38,245)
Mortgage Loans on Real Estate [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	2,057,824	1,811,832
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	2,057,824	1,811,832
Construction:
Total loans, net of unamortized deferred loan fees and discounts	2,057,824	1,811,832
Total loans, net of deferred loan fees and discounts	2,057,824	1,811,832
Total loans, net of unamortized deferred loan fees and discounts	2,057,824	1,811,832
Total loans, net of unamortized deferred loan fees and discounts	2,057,824	1,811,832
Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	362,303	395,283
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	362,303	395,283
Construction:
Total loans, net of unamortized deferred loan fees and discounts	362,303	395,283
Total loans, net of deferred loan fees and discounts	362,303	395,283
Total loans, net of unamortized deferred loan fees and discounts	362,303	395,283
Total loans, net of unamortized deferred loan fees and discounts	362,303	395,283
Commercial Portfolio Segment [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	217,047	194,913
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	217,047	194,913
Construction:
Total loans, net of unamortized deferred loan fees and discounts	217,047	194,913
Total loans, net of deferred loan fees and discounts	217,047	194,913
Total loans, net of unamortized deferred loan fees and discounts	217,047	194,913
Total loans, net of unamortized deferred loan fees and discounts	217,047	194,913
Construction [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	122,419	120,909
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	122,419	120,909
Construction:
Total loans, net of unamortized deferred loan fees and discounts	122,419	120,909
Total loans, net of deferred loan fees and discounts	122,419	120,909
Total loans, net of unamortized deferred loan fees and discounts	122,419	120,909
Total loans, net of unamortized deferred loan fees and discounts	122,419	120,909
Residential 1-4 Family [Member] | Mortgage Loans on Real Estate [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	309,907	314,265
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	309,907	314,265
Construction:
Total loans, net of unamortized deferred loan fees and discounts	309,907	314,265
Total loans, net of deferred loan fees and discounts	309,907	314,265
Total loans, net of unamortized deferred loan fees and discounts	309,907	314,265
Total loans, net of unamortized deferred loan fees and discounts	309,907	314,265
Home Equity Loans [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	41,822	40,362	31,314
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	41,822	40,362	31,314
Construction:
Total loans, net of unamortized deferred loan fees and discounts	41,822	40,362	31,314
Total loans, net of deferred loan fees and discounts	41,822	40,362	31,314
Total loans, net of unamortized deferred loan fees and discounts	41,822	40,362	31,314
Total loans, net of unamortized deferred loan fees and discounts	41,822	40,362	31,314
Allowance for loan losses	(2,617)	(3,138)	(1,797)	(1,208)
Other Consumer [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	30,766	32,429	33,074
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	30,766	32,429	33,074
Construction:
Total loans, net of unamortized deferred loan fees and discounts	30,766	32,429	33,074
Total loans, net of deferred loan fees and discounts	30,766	32,429	33,074
Total loans, net of unamortized deferred loan fees and discounts	30,766	32,429	33,074
Total loans, net of unamortized deferred loan fees and discounts	30,766	32,429	33,074
Allowance for loan losses	(622)	(688)	(719)	(589)
Commercial [Member] | Mortgage Loans on Real Estate [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	1,747,917	1,497,567	1,335,939
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	1,747,917	1,497,567	1,335,939
Construction:
Total loans, net of unamortized deferred loan fees and discounts	1,747,917	1,497,567	1,335,939
Total loans, net of deferred loan fees and discounts	1,747,917	1,497,567	1,335,939
Total loans, net of unamortized deferred loan fees and discounts	1,747,917	1,497,567	1,335,939
Total loans, net of unamortized deferred loan fees and discounts	1,747,917	1,497,567	1,335,939
Allowance for loan losses	(11,905)	(11,443)	(9,227)	(9,700)
Commercial [Member] | Construction [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	66,990	74,774	36,518
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	66,990	74,774	36,518
Construction:
Total loans, net of unamortized deferred loan fees and discounts	66,990	74,774	36,518
Total loans, net of deferred loan fees and discounts	66,990	74,774	36,518
Total loans, net of unamortized deferred loan fees and discounts	66,990	74,774	36,518
Total loans, net of unamortized deferred loan fees and discounts	66,990	74,774	36,518
Allowance for loan losses	(680)	(812)	(411)	(1,263)
Home Equity Lines of Credit [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	289,715	322,492	352,584
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	289,715	322,492	352,584
Construction:
Total loans, net of unamortized deferred loan fees and discounts	289,715	322,492	352,584
Total loans, net of deferred loan fees and discounts	289,715	322,492	352,584
Total loans, net of unamortized deferred loan fees and discounts	289,715	322,492	352,584
Total loans, net of unamortized deferred loan fees and discounts	289,715	322,492	352,584
Allowance for loan losses	(7,044)	(11,253)	(15,676)	(16,375)
Residential [Member] | Mortgage Loans on Real Estate [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	309,907	314,265	279,420
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	309,907	314,265	279,420
Construction:
Total loans, net of unamortized deferred loan fees and discounts	309,907	314,265	279,420
Total loans, net of deferred loan fees and discounts	309,907	314,265	279,420
Total loans, net of unamortized deferred loan fees and discounts	309,907	314,265	279,420
Total loans, net of unamortized deferred loan fees and discounts	309,907	314,265	279,420
Allowance for loan losses	(2,387)	(2,507)	(3,086)	(3,154)
Residential [Member] | Construction [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	55,429	46,135	38,618
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	55,429	46,135	38,618
Construction:
Total loans, net of unamortized deferred loan fees and discounts	55,429	46,135	38,618
Total loans, net of deferred loan fees and discounts	55,429	46,135	38,618
Total loans, net of unamortized deferred loan fees and discounts	55,429	46,135	38,618
Total loans, net of unamortized deferred loan fees and discounts	55,429	46,135	38,618
Allowance for loan losses	(1,417)	(899)	$ (1,434)	$ (1,559)
Originated [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	2,356,327	1,988,745
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	2,356,327	1,988,745
Construction:
Total loans, net of unamortized deferred loan fees and discounts	2,356,327	1,988,745
Total loans, net of deferred loan fees and discounts	2,356,327	1,988,745
Commercial	2,363,243	1,995,296
Unamortized net deferred loan fees	(6,916)	(6,551)
Total loans, net of unamortized deferred loan fees and discounts	2,356,327	1,988,745
Noncovered loans	2,356,327	1,988,745
Total loans, net of unamortized deferred loan fees and discounts	2,356,327	1,988,745
Allowance for loan losses	(28,141)	(31,271)
Originated [Member] | Mortgage Loans on Real Estate [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	1,714,029	1,371,228
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	1,714,029	1,371,228
Construction:
Total loans, net of unamortized deferred loan fees and discounts	1,714,029	1,371,228
Total loans, net of deferred loan fees and discounts	1,714,029	1,371,228
Total loans, net of unamortized deferred loan fees and discounts	1,714,029	1,371,228
Total loans, net of unamortized deferred loan fees and discounts	1,714,029	1,371,228
Originated [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	328,831	349,134
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	328,831	349,134
Construction:
Total loans, net of unamortized deferred loan fees and discounts	328,831	349,134
Total loans, net of deferred loan fees and discounts	328,831	349,134
Total loans, net of unamortized deferred loan fees and discounts	328,831	349,134
Total loans, net of unamortized deferred loan fees and discounts	328,831	349,134
Originated [Member] | Commercial Portfolio Segment [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	200,735	170,320
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	200,735	170,320
Construction:
Total loans, net of unamortized deferred loan fees and discounts	200,735	170,320
Total loans, net of deferred loan fees and discounts	200,735	170,320
Total loans, net of unamortized deferred loan fees and discounts	200,735	170,320
Total loans, net of unamortized deferred loan fees and discounts	200,735	170,320
Originated [Member] | Construction [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	112,732	98,063
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	112,732	98,063
Construction:
Total loans, net of unamortized deferred loan fees and discounts	112,732	98,063
Total loans, net of deferred loan fees and discounts	112,732	98,063
Total loans, net of unamortized deferred loan fees and discounts	112,732	98,063
Total loans, net of unamortized deferred loan fees and discounts	112,732	98,063
Originated [Member] | Residential 1-4 Family [Member] | Mortgage Loans on Real Estate [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	229,609	207,585
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	229,609	207,585
Construction:
Total loans, net of unamortized deferred loan fees and discounts	229,609	207,585
Total loans, net of deferred loan fees and discounts	229,609	207,585
Total loans, net of unamortized deferred loan fees and discounts	229,609	207,585
Total loans, net of unamortized deferred loan fees and discounts	229,609	207,585
Originated [Member] | Home Equity Loans [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	37,074	34,717
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	37,074	34,717
Construction:
Total loans, net of unamortized deferred loan fees and discounts	37,074	34,717
Total loans, net of deferred loan fees and discounts	37,074	34,717
Total loans, net of unamortized deferred loan fees and discounts	37,074	34,717
Total loans, net of unamortized deferred loan fees and discounts	37,074	34,717
Originated [Member] | Other Consumer [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	28,167	28,998
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	28,167	28,998
Construction:
Total loans, net of unamortized deferred loan fees and discounts	28,167	28,998
Total loans, net of deferred loan fees and discounts	28,167	28,998
Total loans, net of unamortized deferred loan fees and discounts	28,167	28,998
Total loans, net of unamortized deferred loan fees and discounts	28,167	28,998
Originated [Member] | Commercial [Member] | Mortgage Loans on Real Estate [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	1,484,420	1,163,643
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	1,484,420	1,163,643
Construction:
Total loans, net of unamortized deferred loan fees and discounts	1,484,420	1,163,643
Total loans, net of deferred loan fees and discounts	1,484,420	1,163,643
Total loans, net of unamortized deferred loan fees and discounts	1,484,420	1,163,643
Total loans, net of unamortized deferred loan fees and discounts	1,484,420	1,163,643
Originated [Member] | Commercial [Member] | Construction [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	58,119	66,285
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	58,119	66,285
Construction:
Total loans, net of unamortized deferred loan fees and discounts	58,119	66,285
Total loans, net of deferred loan fees and discounts	58,119	66,285
Total loans, net of unamortized deferred loan fees and discounts	58,119	66,285
Total loans, net of unamortized deferred loan fees and discounts	58,119	66,285
Originated [Member] | Home Equity Lines of Credit [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	263,590	285,419
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	263,590	285,419
Construction:
Total loans, net of unamortized deferred loan fees and discounts	263,590	285,419
Total loans, net of deferred loan fees and discounts	263,590	285,419
Total loans, net of unamortized deferred loan fees and discounts	263,590	285,419
Total loans, net of unamortized deferred loan fees and discounts	263,590	285,419
Originated [Member] | Residential [Member] | Construction [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	54,613	31,778
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	54,613	31,778
Construction:
Total loans, net of unamortized deferred loan fees and discounts	54,613	31,778
Total loans, net of deferred loan fees and discounts	54,613	31,778
Total loans, net of unamortized deferred loan fees and discounts	54,613	31,778
Total loans, net of unamortized deferred loan fees and discounts	54,613	31,778
PNCI [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	378,222	493,988
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	378,222	493,988
Construction:
Total loans, net of unamortized deferred loan fees and discounts	378,222	493,988
Total loans, net of deferred loan fees and discounts	378,222	493,988
Commercial	388,139	507,935
Discounts to principal balance of loans owed, net of charge-offs	(9,917)	(13,947)
Total loans, net of unamortized deferred loan fees and discounts	378,222	493,988
Noncovered loans	378,222	493,988
Total loans, net of unamortized deferred loan fees and discounts	378,222	493,988
Allowance for loan losses	(1,665)	(1,848)
PNCI [Member] | Mortgage Loans on Real Estate [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	328,972	415,399
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	328,972	415,399
Construction:
Total loans, net of unamortized deferred loan fees and discounts	328,972	415,399
Total loans, net of deferred loan fees and discounts	328,972	415,399
Total loans, net of unamortized deferred loan fees and discounts	328,972	415,399
Total loans, net of unamortized deferred loan fees and discounts	328,972	415,399
PNCI [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	27,917	36,720
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	27,917	36,720
Construction:
Total loans, net of unamortized deferred loan fees and discounts	27,917	36,720
Total loans, net of deferred loan fees and discounts	27,917	36,720
Total loans, net of unamortized deferred loan fees and discounts	27,917	36,720
Total loans, net of unamortized deferred loan fees and discounts	27,917	36,720
PNCI [Member] | Commercial Portfolio Segment [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	12,321	19,744
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	12,321	19,744
Construction:
Total loans, net of unamortized deferred loan fees and discounts	12,321	19,744
Total loans, net of deferred loan fees and discounts	12,321	19,744
Total loans, net of unamortized deferred loan fees and discounts	12,321	19,744
Total loans, net of unamortized deferred loan fees and discounts	12,321	19,744
PNCI [Member] | Construction [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	9,012	22,125
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	9,012	22,125
Construction:
Total loans, net of unamortized deferred loan fees and discounts	9,012	22,125
Total loans, net of deferred loan fees and discounts	9,012	22,125
Total loans, net of unamortized deferred loan fees and discounts	9,012	22,125
Total loans, net of unamortized deferred loan fees and discounts	9,012	22,125
PNCI [Member] | Residential 1-4 Family [Member] | Mortgage Loans on Real Estate [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	78,935	104,535
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	78,935	104,535
Construction:
Total loans, net of unamortized deferred loan fees and discounts	78,935	104,535
Total loans, net of deferred loan fees and discounts	78,935	104,535
Total loans, net of unamortized deferred loan fees and discounts	78,935	104,535
Total loans, net of unamortized deferred loan fees and discounts	78,935	104,535
PNCI [Member] | Home Equity Loans [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	3,618	4,018
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	3,618	4,018
Construction:
Total loans, net of unamortized deferred loan fees and discounts	3,618	4,018
Total loans, net of deferred loan fees and discounts	3,618	4,018
Total loans, net of unamortized deferred loan fees and discounts	3,618	4,018
Total loans, net of unamortized deferred loan fees and discounts	3,618	4,018
PNCI [Member] | Other Consumer [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	2,534	3,367
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	2,534	3,367
Construction:
Total loans, net of unamortized deferred loan fees and discounts	2,534	3,367
Total loans, net of deferred loan fees and discounts	2,534	3,367
Total loans, net of unamortized deferred loan fees and discounts	2,534	3,367
Total loans, net of unamortized deferred loan fees and discounts	2,534	3,367
PNCI [Member] | Commercial [Member] | Mortgage Loans on Real Estate [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	250,037	310,864
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	250,037	310,864
Construction:
Total loans, net of unamortized deferred loan fees and discounts	250,037	310,864
Total loans, net of deferred loan fees and discounts	250,037	310,864
Total loans, net of unamortized deferred loan fees and discounts	250,037	310,864
Total loans, net of unamortized deferred loan fees and discounts	250,037	310,864
PNCI [Member] | Commercial [Member] | Construction [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	8,871	8,489
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	8,871	8,489
Construction:
Total loans, net of unamortized deferred loan fees and discounts	8,871	8,489
Total loans, net of deferred loan fees and discounts	8,871	8,489
Total loans, net of unamortized deferred loan fees and discounts	8,871	8,489
Total loans, net of unamortized deferred loan fees and discounts	8,871	8,489
PNCI [Member] | Home Equity Lines of Credit [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	21,765	29,335
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	21,765	29,335
Construction:
Total loans, net of unamortized deferred loan fees and discounts	21,765	29,335
Total loans, net of deferred loan fees and discounts	21,765	29,335
Total loans, net of unamortized deferred loan fees and discounts	21,765	29,335
Total loans, net of unamortized deferred loan fees and discounts	21,765	29,335
PNCI [Member] | Residential [Member] | Construction [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	141	13,636
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	141	13,636
Construction:
Total loans, net of unamortized deferred loan fees and discounts	141	13,636
Total loans, net of deferred loan fees and discounts	141	13,636
Total loans, net of unamortized deferred loan fees and discounts	141	13,636
Total loans, net of unamortized deferred loan fees and discounts	141	13,636
PCI - Cash Basis [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	2,983	5,079
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	2,983	5,079
Construction:
Total loans, net of unamortized deferred loan fees and discounts	2,983	5,079
Total loans, net of deferred loan fees and discounts	2,983	5,079
Commercial	8,280	12,686
Discounts to principal balance of loans owed, net of charge-offs	(5,297)	(7,607)
Total loans, net of unamortized deferred loan fees and discounts	2,983	5,079
Noncovered loans	2,983	5,079
Total loans, net of unamortized deferred loan fees and discounts	2,983	5,079
Allowance for loan losses	(17)	(121)
PCI - Cash Basis [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	2,983	5,078
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	2,983	5,078
Construction:
Total loans, net of unamortized deferred loan fees and discounts	2,983	5,078
Total loans, net of deferred loan fees and discounts	2,983	5,078
Total loans, net of unamortized deferred loan fees and discounts	2,983	5,078
Total loans, net of unamortized deferred loan fees and discounts	2,983	5,078
PCI - Cash Basis [Member] | Commercial Portfolio Segment [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts		1
Consumer:
Total loans, net of unamortized deferred loan fees and discounts		1
Construction:
Total loans, net of unamortized deferred loan fees and discounts		1
Total loans, net of deferred loan fees and discounts		1
Total loans, net of unamortized deferred loan fees and discounts		1
Total loans, net of unamortized deferred loan fees and discounts		1
PCI - Cash Basis [Member] | Home Equity Loans [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts		124
Consumer:
Total loans, net of unamortized deferred loan fees and discounts		124
Construction:
Total loans, net of unamortized deferred loan fees and discounts		124
Total loans, net of deferred loan fees and discounts		124
Total loans, net of unamortized deferred loan fees and discounts		124
Total loans, net of unamortized deferred loan fees and discounts		124
PCI - Cash Basis [Member] | Home Equity Lines of Credit [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	2,983	4,954
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	2,983	4,954
Construction:
Total loans, net of unamortized deferred loan fees and discounts	2,983	4,954
Total loans, net of deferred loan fees and discounts	2,983	4,954
Total loans, net of unamortized deferred loan fees and discounts	2,983	4,954
Total loans, net of unamortized deferred loan fees and discounts	2,983	4,954
PCI - Other [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	22,061	35,125
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	22,061	35,125
Construction:
Total loans, net of unamortized deferred loan fees and discounts	22,061	35,125
Total loans, net of deferred loan fees and discounts	22,061	35,125
Commercial	25,650	39,693
Discounts to principal balance of loans owed, net of charge-offs	(3,589)	(4,568)
Total loans, net of unamortized deferred loan fees and discounts	22,061	35,125
Noncovered loans	18,885	29,890
Covered loans	3,176	5,235
Total loans, net of unamortized deferred loan fees and discounts	22,061	35,125
Allowance for loan losses	(2,680)	(2,771)
PCI - Other [Member] | Mortgage Loans on Real Estate [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	14,823	25,205
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	14,823	25,205
Construction:
Total loans, net of unamortized deferred loan fees and discounts	14,823	25,205
Total loans, net of deferred loan fees and discounts	14,823	25,205
Total loans, net of unamortized deferred loan fees and discounts	14,823	25,205
Total loans, net of unamortized deferred loan fees and discounts	14,823	25,205
PCI - Other [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	2,572	4,351
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	2,572	4,351
Construction:
Total loans, net of unamortized deferred loan fees and discounts	2,572	4,351
Total loans, net of deferred loan fees and discounts	2,572	4,351
Total loans, net of unamortized deferred loan fees and discounts	2,572	4,351
Total loans, net of unamortized deferred loan fees and discounts	2,572	4,351
PCI - Other [Member] | Commercial Portfolio Segment [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	3,991	4,848
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	3,991	4,848
Construction:
Total loans, net of unamortized deferred loan fees and discounts	3,991	4,848
Total loans, net of deferred loan fees and discounts	3,991	4,848
Total loans, net of unamortized deferred loan fees and discounts	3,991	4,848
Total loans, net of unamortized deferred loan fees and discounts	3,991	4,848
PCI - Other [Member] | Construction [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	675	721
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	675	721
Construction:
Total loans, net of unamortized deferred loan fees and discounts	675	721
Total loans, net of deferred loan fees and discounts	675	721
Total loans, net of unamortized deferred loan fees and discounts	675	721
Total loans, net of unamortized deferred loan fees and discounts	675	721
PCI - Other [Member] | Residential 1-4 Family [Member] | Mortgage Loans on Real Estate [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	1,363	2,145
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	1,363	2,145
Construction:
Total loans, net of unamortized deferred loan fees and discounts	1,363	2,145
Total loans, net of deferred loan fees and discounts	1,363	2,145
Total loans, net of unamortized deferred loan fees and discounts	1,363	2,145
Total loans, net of unamortized deferred loan fees and discounts	1,363	2,145
PCI - Other [Member] | Home Equity Loans [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	1,130	1,503
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	1,130	1,503
Construction:
Total loans, net of unamortized deferred loan fees and discounts	1,130	1,503
Total loans, net of deferred loan fees and discounts	1,130	1,503
Total loans, net of unamortized deferred loan fees and discounts	1,130	1,503
Total loans, net of unamortized deferred loan fees and discounts	1,130	1,503
PCI - Other [Member] | Other Consumer [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	65	64
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	65	64
Construction:
Total loans, net of unamortized deferred loan fees and discounts	65	64
Total loans, net of deferred loan fees and discounts	65	64
Total loans, net of unamortized deferred loan fees and discounts	65	64
Total loans, net of unamortized deferred loan fees and discounts	65	64
PCI - Other [Member] | Commercial [Member] | Mortgage Loans on Real Estate [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	13,460	23,060
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	13,460	23,060
Construction:
Total loans, net of unamortized deferred loan fees and discounts	13,460	23,060
Total loans, net of deferred loan fees and discounts	13,460	23,060
Total loans, net of unamortized deferred loan fees and discounts	13,460	23,060
Total loans, net of unamortized deferred loan fees and discounts	13,460	23,060
PCI - Other [Member] | Home Equity Lines of Credit [Member] | Consumer [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	1,377	2,784
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	1,377	2,784
Construction:
Total loans, net of unamortized deferred loan fees and discounts	1,377	2,784
Total loans, net of deferred loan fees and discounts	1,377	2,784
Total loans, net of unamortized deferred loan fees and discounts	1,377	2,784
Total loans, net of unamortized deferred loan fees and discounts	1,377	2,784
PCI - Other [Member] | Residential [Member] | Construction [Member]
Mortgage loans on real estate:
Total loans, net of unamortized deferred loan fees and discounts	675	721
Consumer:
Total loans, net of unamortized deferred loan fees and discounts	675	721
Construction:
Total loans, net of unamortized deferred loan fees and discounts	675	721
Total loans, net of deferred loan fees and discounts	675	721
Total loans, net of unamortized deferred loan fees and discounts	675	721
Total loans, net of unamortized deferred loan fees and discounts	$ 675	$ 721