Quarterly report pursuant to Section 13 or 15(d)

LOANS AND ALLOWANCE FOR LOAN LOSSES (Summary of Aging of the Loan Portfolio by Segment) (Details)

v3.5.0.2
LOANS AND ALLOWANCE FOR LOAN LOSSES (Summary of Aging of the Loan Portfolio by Segment) (Details) - USD ($)
$ in Thousands
Jun. 30, 2016
Dec. 31, 2015
Jun. 30, 2015
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Greater than 90 Days and still Accruing $ 3,533 $ 5,829  
Total Loans 5,941,098 5,671,462 $ 5,510,385
Nonaccrual 10,861 11,936  
Current 5,837,731 5,542,840  
Purchased Impaired [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Loans 67,170 73,737 87,841
Current 60,224 64,455  
30 to 59 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 13,514 27,787  
60 to 89 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 8,289 9,333  
Construction and Land Development [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Greater than 90 Days and still Accruing 116 128  
Total Loans 765,997 749,720 671,234
Nonaccrual 1,604 2,113  
Current 757,685 737,958  
Construction and Land Development [Member] | Purchased Impaired [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Loans 5,013 5,986 8,397
Current 4,649 5,376  
Construction and Land Development [Member] | 30 to 59 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 402 3,155  
Construction and Land Development [Member] | 60 to 89 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 1,177 380  
Commercial Real Estate - Owner Occupied [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Greater than 90 Days and still Accruing 439 103  
Total Loans 831,880 860,086 874,582
Nonaccrual 1,661 3,904  
Current 808,176 826,859  
Commercial Real Estate - Owner Occupied [Member] | Purchased Impaired [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Loans 20,692 27,388 29,838
Current 18,099 24,837  
Commercial Real Estate - Owner Occupied [Member] | 30 to 59 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 912 1,714  
Commercial Real Estate - Owner Occupied [Member] | 60 to 89 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 0 118  
Commercial Real Estate - Non-Owner Occupied [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Greater than 90 Days and still Accruing 723 723  
Total Loans 1,370,745 1,270,480 1,217,646
Nonaccrual 0 100  
Current 1,351,458 1,255,367  
Commercial Real Estate - Non-Owner Occupied [Member] | Purchased Impaired [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Loans 18,297 13,519 16,982
Current 17,331 12,562  
Commercial Real Estate - Non-Owner Occupied [Member] | 30 to 59 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 267 771  
Commercial Real Estate - Non-Owner Occupied [Member] | 60 to 89 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 0 0  
Multifamily Real Estate [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Greater than 90 Days and still Accruing 0 272  
Total Loans 337,723 322,528 316,474
Nonaccrual 0 0  
Current 335,631 320,701  
Multifamily Real Estate [Member] | Purchased Impaired [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Loans 2,092 1,555 3,004
Current 2,092 1,555  
Multifamily Real Estate [Member] | 30 to 59 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 0 0  
Multifamily Real Estate [Member] | 60 to 89 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 0 0  
Commercial & Industrial [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Greater than 90 Days and still Accruing 117 124  
Total Loans 469,054 435,365 426,193
Nonaccrual 263 429  
Current 464,794 431,916  
Commercial & Industrial [Member] | Purchased Impaired [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Loans 1,354 1,813 2,940
Current 1,205 1,583  
Commercial & Industrial [Member] | 30 to 59 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 2,464 1,056  
Commercial & Industrial [Member] | 60 to 89 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 62 27  
Residential 1-4 Family [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Greater than 90 Days and still Accruing 1,302 3,638  
Total Loans 992,457 978,469 991,592
Nonaccrual 5,448 3,563  
Current 957,393 928,312  
Residential 1-4 Family [Member] | Purchased Impaired [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Loans 17,805 21,159 24,157
Current 15,578 17,093  
Residential 1-4 Family [Member] | 30 to 59 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 5,476 15,023  
Residential 1-4 Family [Member] | 60 to 89 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 5,033 6,774  
Auto [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Greater than 90 Days and still Accruing 144 60  
Total Loans 244,575 234,061 216,420
Nonaccrual 140 192  
Current 242,632 231,264  
Auto [Member] | Purchased Impaired [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Loans 0 0 0
Auto [Member] | 30 to 59 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 1,282 2,312  
Auto [Member] | 60 to 89 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 377 233  
HELOC [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Greater than 90 Days and still Accruing 642 762  
Total Loans 519,196 516,726 512,123
Nonaccrual 1,495 1,348  
Current 512,967 509,124  
HELOC [Member] | Purchased Impaired [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Loans 1,517 1,791 1,840
Current 870 923  
HELOC [Member] | 30 to 59 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 1,347 2,589  
HELOC [Member] | 60 to 89 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 1,228 1,112  
Consumer and all other [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Greater than 90 Days and still Accruing 50 19  
Total Loans 409,471 304,027 284,121
Nonaccrual 250 287  
Current 406,995 301,339  
Consumer and all other [Member] | Purchased Impaired [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Loans 400 526 $ 683
Current 400 526  
Consumer and all other [Member] | 30 to 59 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due 1,364 1,167  
Consumer and all other [Member] | 60 to 89 Days Past Due [Member]      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Past Due $ 412 $ 689