XML 87 R77.htm IDEA: XBRL DOCUMENT
v3.22.2.2

Derivative Instruments - Schedule of Notional and Fair Value of Derivative Instruments (Details) - USD ($) $ in Thousands | Oct. 31, 2022 | Sep. 30, 2022 | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | --- | --- | ---
Derivatives, Fair Value [Line Items] |  |  |  |
Derivative assets, fair value |  | $ 45,510 |  | $ 8,007
Derivative liabilities, fair value |  | 22,665 |  | 13,436
Interest Rate Collars |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Interest rate collar, floor rate (percent) |  |  | 2.25% |
Interest rate collar, cap rate (percent) |  |  | 4.57% |
Interest Rate Collars | Subsequent Event |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Interest rate collar, floor rate (percent) | 2.75% |  |  |
Interest rate collar, cap rate (percent) | 4.75% |  |  |
Not Designated as Hedging Instrument |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Derivative assets, notional amount |  | 493,354 |  | 776,388
Derivative assets, fair value |  | 20,941 |  | 10,682
Derivative liabilities, notional amount |  | 318,399 |  | 525,408
Derivative liabilities, fair value |  | 13,253 |  | 5,490
Designated as Hedging Instrument |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Derivative liabilities, notional amount |  | 250,000 |  | 62,000
Derivative liabilities, fair value |  | 1,934 |  | 2,902
Other Assets | Not Designated as Hedging Instrument | Interest Rate Contract |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Derivative assets, notional amount |  | 223,569 |  | 185,447
Derivative assets, fair value |  | 11,343 |  | 4,711
Other Assets | Not Designated as Hedging Instrument | Interest Rate Lock Commitments |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Derivative assets, notional amount |  | 44,785 |  | 310,941
Derivative assets, fair value |  | 657 |  | 5,304
Other Assets | Not Designated as Hedging Instrument | Forward Commitments |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Derivative assets, notional amount |  | 225,000 |  | 280,000
Derivative assets, fair value |  | 8,941 |  | 667
Other Assets | Designated as Hedging Instrument | Interest Rate Swap | Cash Flow Hedging |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Derivative assets, notional amount |  | 130,000 |  | 100,000
Derivative assets, fair value |  | 25,266 |  | 7,016
Other Liabilities | Not Designated as Hedging Instrument | Interest Rate Contract |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Derivative liabilities, notional amount |  | 223,569 |  | 185,447
Derivative liabilities, fair value |  | 11,343 |  | 4,711
Other Liabilities | Not Designated as Hedging Instrument | Interest Rate Lock Commitments |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Derivative liabilities, notional amount |  | 84,830 |  | 19,961
Derivative liabilities, fair value |  | 1,861 |  | 43
Other Liabilities | Not Designated as Hedging Instrument | Forward Commitments |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Derivative liabilities, notional amount |  | 10,000 |  | 320,000
Derivative liabilities, fair value |  | 49 |  | 736
Other Liabilities | Designated as Hedging Instrument | Interest Rate Swap | Cash Flow Hedging |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Derivative liabilities, notional amount |  | 0 |  | 62,000
Derivative liabilities, fair value |  | 0 |  | 2,902
Other Liabilities | Designated as Hedging Instrument | Interest Rate Swap | Fair Value Hedging |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Derivative liabilities, notional amount |  | 100,000 |  | 100,000
Derivative liabilities, fair value |  | 20,643 |  | 5,411
Other Liabilities | Designated as Hedging Instrument | Interest Rate Collars | Cash Flow Hedging |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Derivative liabilities, notional amount |  | 250,000 |  | 0
Derivative liabilities, fair value |  | $ 1,934 |  | $ 0

X
- Definition Nominal or face amount used to calculate payments on the derivative asset. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 + Details
Name: | us-gaap_DerivativeAssetNotionalAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition Cap rate on an interest rate derivative such as an interest rate cap or collar. If market rates exceed the cap rate, a payment or receipt is triggered on the contract. + References No definition available. + Details
Name: | us-gaap_DerivativeCapInterestRate
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 22 -URI https://asc.fasb.org/extlink&oid=99393222&loc=SL20226052-175313 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=99393222&loc=SL20226000-175313 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4D -Subparagraph (c)(2) -URI https://asc.fasb.org/extlink&oid=121570589&loc=SL51823488-111719 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959 + Details
Name: | us-gaap_DerivativeFairValueOfDerivativeAsset
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4D -Subparagraph (c)(2) -URI https://asc.fasb.org/extlink&oid=121570589&loc=SL51823488-111719 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=99393222&loc=SL20226000-175313 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 22 -URI https://asc.fasb.org/extlink&oid=99393222&loc=SL20226052-175313 + Details
Name: | us-gaap_DerivativeFairValueOfDerivativeLiability
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Floor rate on an interest rate derivative such as an interest rate floor or collar. If market rates falls below the floor rate, a payment or receipt is triggered on the contract. + References No definition available. + Details
Name: | us-gaap_DerivativeFloorInterestRate
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Nominal or face amount used to calculate payments on the derivative liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 + Details
Name: | us-gaap_DerivativeLiabilityNotionalAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

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_DerivativesFairValueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=rnst_InterestRateCollarMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_HedgingDesignationAxis=us-gaap_NondesignatedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_HedgingDesignationAxis=us-gaap_DesignatedAsHedgingInstrumentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_OtherAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateLockCommitmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_ForwardContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis=us-gaap_CashFlowHedgingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_OtherLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis=us-gaap_FairValueHedgingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |