XML 54 R43.htm IDEA: XBRL DOCUMENT
v3.7.0.1

LOANS AND ALLOWANCE FOR LOAN LOSSES - Summary of Credit Exposure (Details) - USD ($) $ in Thousands | Jun. 30, 2017 | Dec. 31, 2016 | Jun. 30, 2016
--- | --- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | $ 1,296,843 | $ 1,245,135 | $ 1,185,161
Pass |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 1,274,508 | 1,218,456 |
Special mention |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 10,316 | 11,791 |
Substandard |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 12,019 | 14,752 |
Doubtful |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 0 | 136 |
Commercial and industrial |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 217,497 | 223,997 | 218,397
Commercial and industrial | Pass |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 212,162 | 218,975 |
Commercial and industrial | Special mention |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 3,977 | 4,299 |
Commercial and industrial | Substandard |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 1,358 | 706 |
Commercial and industrial | Doubtful |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 0 | 17 |
Construction and development |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 177,600 | 129,366 | 108,698
Construction and development | Pass |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 177,333 | 127,537 |
Construction and development | Special mention |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 267 | 4 |
Construction and development | Substandard |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 0 | 1,825 |
Construction and development | Doubtful |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 0 | 0 |
Commercial real estate |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 378,722 | 367,656 | 347,432
Commercial real estate | Pass |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 373,861 | 360,264 |
Commercial real estate | Special mention |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 1,063 | 1,927 |
Commercial real estate | Substandard |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 3,798 | 5,465 |
Commercial real estate | Doubtful |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 0 | 0 |
Farmland |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 63,839 | 62,362 | 66,174
Farmland | Pass |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 63,035 | 61,713 |
Farmland | Special mention |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 543 | 248 |
Farmland | Substandard |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 261 | 401 |
Farmland | Doubtful |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 0 | 0 |
1-4 family residential |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 356,457 | 362,952 | 334,569
1-4 family residential | Pass |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 348,212 | 353,483 |
1-4 family residential | Special mention |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 3,376 | 4,311 |
1-4 family residential | Substandard |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 4,869 | 5,121 |
1-4 family residential | Doubtful |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 0 | 37 |
Multi-family residential |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 28,833 | 26,079 | 36,860
Multi-family residential | Pass |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 28,592 | 25,871 |
Multi-family residential | Special mention |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 0 | 0 |
Multi-family residential | Substandard |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 241 | 208 |
Multi-family residential | Doubtful |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 0 | 0 |
Consumer and Overdrafts |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 52,041 | 53,822 |
Consumer and Overdrafts | Pass |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 50,917 | 52,648 |
Consumer and Overdrafts | Special mention |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 434 | 524 |
Consumer and Overdrafts | Substandard |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 690 | 568 |
Consumer and Overdrafts | Doubtful |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 0 | 82 |
Agricultural |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 21,854 | 18,901 | $ 19,444
Agricultural | Pass |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 20,396 | 17,965 |
Agricultural | Special mention |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 656 | 478 |
Agricultural | Substandard |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | 802 | 458 |
Agricultural | Doubtful |  |  |
Financing Receivable, Recorded Investment [Line Items] |  |  |
Total loans | $ 0 | $ 0 |

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524 + Details
Name: | us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_PassMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SpecialMentionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SubstandardMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_DoubtfulMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=gnty_ConstructionAndDevelopmentPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=gnty_FarmlandPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=gnty_OneToFourFamilyResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=gnty_MultiFamilyResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=gnty_ConsumerAndUnallocatedPortfolioSegmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=gnty_AgriculturalPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |