XML 70 R55.htm IDEA: XBRL DOCUMENT
v3.22.1

Note 5 - Restructuring and Other Charges - Changes in Accrued Restructuring (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Dec. 31, 2021 | Dec. 31, 2020
Beginning balance |  |  | $ 340 |  |  |  | $ 0 | $ 340 | $ 0
Restructuring Charges, Total | $ 51 | $ 197 | 55 | $ 1,078 | $ 161 | $ 38 | 8 |  |
Cash payments |  |  |  |  |  |  |  | (573) | (333)
Balance |  |  |  | 340 |  |  |  | 70 | 340
Severance and Other One-Time Termination Benefits [Member] |  |  |  |  |  |  |  |  |
Restructuring Charges, Total |  |  |  |  |  |  |  | 120 | 248
Other Restructuring [Member] |  |  |  |  |  |  |  |  |
Restructuring Charges, Total |  |  |  |  |  |  |  | 183 | 173
Subletting Costs of the Fremont CA Facility [Member] |  |  |  |  |  |  |  |  |
Restructuring Charges, Total |  |  |  |  |  |  |  |  | 153
Subletting Costs of the Mansfield MA Facility [Member] |  |  |  |  |  |  |  |  |
Restructuring Charges, Total |  |  |  |  |  |  |  |  | 99
EMS Segment Restructuring and Facility Consolidation [Member] |  |  |  |  |  |  |  |  |
Beginning balance |  |  | 233 |  |  |  | 0 | 233 | 0
Cash payments |  |  |  |  |  |  |  | (416) | (148)
Balance |  |  |  | 233 |  |  |  | 0 | 233
EMS Segment Restructuring and Facility Consolidation [Member] | Severance and Other One-Time Termination Benefits [Member] |  |  |  |  |  |  |  |  |
Restructuring Charges, Total |  |  |  |  |  |  |  | 0 | 69
EMS Segment Restructuring and Facility Consolidation [Member] | Other Restructuring [Member] |  |  |  |  |  |  |  |  |
Restructuring Charges, Total |  |  |  |  |  |  |  | 183 | 159
EMS Segment Restructuring and Facility Consolidation [Member] | Subletting Costs of the Fremont CA Facility [Member] |  |  |  |  |  |  |  |  |
Restructuring Charges, Total |  |  |  |  |  |  |  |  | 153
EMS Segment Restructuring and Facility Consolidation [Member] | Subletting Costs of the Mansfield MA Facility [Member] |  |  |  |  |  |  |  |  |
Restructuring Charges, Total |  |  |  |  |  |  |  |  | 0
Executive Management Changes [Member] |  |  |  |  |  |  |  |  |
Beginning balance |  |  | 107 |  |  |  | 0 | 107 | 0
Restructuring Charges, Total |  |  |  |  |  |  |  |  | 514
Cash payments |  |  |  |  |  |  |  | (157) | (125)
Balance |  |  |  | 107 |  |  |  | 70 | 107
Executive Management Changes [Member] | Severance and Other One-Time Termination Benefits [Member] |  |  |  |  |  |  |  |  |
Restructuring Charges, Total |  |  |  |  |  |  |  | 120 | 133
Executive Management Changes [Member] | Other Restructuring [Member] |  |  |  |  |  |  |  |  |
Restructuring Charges, Total |  |  |  |  |  |  |  | 0 | 0
Executive Management Changes [Member] | Subletting Costs of the Fremont CA Facility [Member] |  |  |  |  |  |  |  |  |
Restructuring Charges, Total |  |  |  |  |  |  |  |  | 0
Executive Management Changes [Member] | Subletting Costs of the Mansfield MA Facility [Member] |  |  |  |  |  |  |  |  |
Restructuring Charges, Total |  |  |  |  |  |  |  |  | 99
Other Charges [Member] |  |  |  |  |  |  |  |  |
Beginning balance |  |  | $ 0 |  |  |  | $ 0 | 0 | 0
Cash payments |  |  |  |  |  |  |  | 0 | (60)
Balance |  |  |  | $ 0 |  |  |  | 0 | 0
Other Charges [Member] | Severance and Other One-Time Termination Benefits [Member] |  |  |  |  |  |  |  |  |
Restructuring Charges, Total |  |  |  |  |  |  |  | 0 | 46
Other Charges [Member] | Other Restructuring [Member] |  |  |  |  |  |  |  |  |
Restructuring Charges, Total |  |  |  |  |  |  |  | $ 0 | 14
Other Charges [Member] | Subletting Costs of the Fremont CA Facility [Member] |  |  |  |  |  |  |  |  |
Restructuring Charges, Total |  |  |  |  |  |  |  |  | 0
Other Charges [Member] | Subletting Costs of the Mansfield MA Facility [Member] |  |  |  |  |  |  |  |  |
Restructuring Charges, Total |  |  |  |  |  |  |  |  | $ 0

X
- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 17 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3367-108585 + Details
Name: | us-gaap_PaymentsForRestructuring
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109237686&loc=d3e17752-110868 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.P.3) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(1)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
Name: | us-gaap_RestructuringCharges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)(2)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
Name: | us-gaap_RestructuringReserve
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=intt_SeveranceAndOtherOnetimeTerminationBenefitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=us-gaap_OtherRestructuringMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=intt_SublettingCostsOfTheFremontCaFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=intt_SublettingCostsOfTheMansfieldMAFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringPlanAxis=intt_EMSSegmentRestructuringAndFacilityConsolidationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringPlanAxis=intt_ExecutiveManagementChangesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringPlanAxis=intt_OtherChargesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |