XML 57 R45.htm IDEA: XBRL DOCUMENT
v3.22.1

DERIVATIVES (BALANCE SHEET CLASSIFICATION) (Details) - Foreign Exchange [Member] - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Designated as Hedging Instruments [Member] | Cash Flow [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Total net derivative asset (liability) | $ 787 | $ (62)
Designated as Hedging Instruments [Member] | Cash Flow [Member] | Prepaids And Other Current Assets [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Total net derivative asset (liability) | 2,716 | 2,272
Designated as Hedging Instruments [Member] | Cash Flow [Member] | Other assets [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Total net derivative asset (liability) | 1,409 | 611
Designated as Hedging Instruments [Member] | Cash Flow [Member] | Other Current Liabilities [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Total net derivative asset (liability) | (1,976) | (1,527)
Designated as Hedging Instruments [Member] | Cash Flow [Member] | Other long-term liabilities |  |
Derivatives, Fair Value [Line Items] |  |
Total net derivative asset (liability) | (1,362) | (1,418)
Not Designated as Hedging Instruments [Member] | Fair Value [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Total net derivative asset (liability) | 148 | 198
Not Designated as Hedging Instruments [Member] | Fair Value [Member] | Prepaids And Other Current Assets [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Total net derivative asset (liability) | 172 | 204
Not Designated as Hedging Instruments [Member] | Fair Value [Member] | Other Current Liabilities [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Total net derivative asset (liability) | $ (24) | $ (6)

X
- Definition Fair value of the assets less the liabilities of a derivative or group of derivatives. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611 + Details
Name: | us-gaap_DerivativeFairValueOfDerivativeNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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_HedgingDesignationAxis=us-gaap_DesignatedAsHedgingInstrumentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_ForeignExchangeContractMember
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=ttec_PrepaidsAndOtherCurrentAssetsMember
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_BalanceSheetLocationAxis=us-gaap_OtherCurrentLiabilitiesMember
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_HedgingDesignationAxis=us-gaap_NondesignatedMember
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: |