XML 36 R25.htm IDEA: XBRL DOCUMENT
v3.21.1

Note 4 - Goodwill and Intangible Assets (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2021
Notes Tables |
Schedule of Goodwill [Table Text Block] |
Sigma |  | $ | 1,656 |
Thermonics |  |  | 50 |
Ambrell |  |  | 12,032 |
Total |  | $ | 13,738 |
Schedule of Carrying Value of Finite-lived Intangible Assets [Table Text Block] |
Balance - January 1, 2021 |  | $ | 5,711 |
Amortization |  |  | (304 | )
Balance - March 31, 2021 |  | $ | 5,407 |
Schedule Of Intangible Assets [Table Text Block] |
|  | March 31, 2021 |
|  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Net Carrying Amount |
Finite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |
Customer relationships |  | $ | 10,480 |  |  | $ | 5,191 |  |  | $ | 5,289 |
Technology |  |  | 600 |  |  |  | 498 |  |  |  | 102 |
Patents |  |  | 590 |  |  |  | 574 |  |  |  | 16 |
Software |  |  | 270 |  |  |  | 270 |  |  |  | - |
Trade name |  |  | 140 |  |  |  | 140 |  |  |  | - |
Total finite-lived intangible assets |  |  | 12,080 |  |  |  | 6,673 |  |  |  | 5,407 |
Indefinite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |
Trademarks |  |  | 6,710 |  |  |  | - |  |  |  | 6,710 |
Total intangible assets |  | $ | 18,790 |  |  | $ | 6,673 |  |  | $ | 12,117 |
|  | December 31, 2020 |
|  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Net Carrying Amount |
Finite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |
Customer relationships |  | $ | 10,480 |  |  | $ | 4,912 |  |  | $ | 5,568 |
Technology |  |  | 600 |  |  |  | 477 |  |  |  | 123 |
Patents |  |  | 590 |  |  |  | 570 |  |  |  | 20 |
Software |  |  | 270 |  |  |  | 270 |  |  |  | - |
Trade name |  |  | 140 |  |  |  | 140 |  |  |  | - |
Total finite-lived intangible assets |  |  | 12,080 |  |  |  | 6,369 |  |  |  | 5,711 |
Indefinite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |
Trademarks |  |  | 6,710 |  |  |  | - |  |  |  | 6,710 |
Total intangible assets |  | $ | 18,790 |  |  | $ | 6,369 |  |  | $ | 12,421 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] |
2021 (remainder) |  | $ | 923 |
2022 |  | $ | 1,167 |
2023 |  | $ | 1,067 |
2024 |  | $ | 980 |
2025 |  | $ | 905 |

X
- Definition Tabular disclosure of the carrying value of finite-lived intangible assets. + References No definition available. + Details
Name: | intt_ScheduleOfCarryingValueOfFinitelivedIntangibleAssetsTableTextBlock
Namespace Prefix: | intt_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition The tabular disclosure of the intangible assets. + References No definition available. + Details
Name: | intt_ScheduleOfIntangibleAssetsTableTextBlock
Namespace Prefix: | intt_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267 + Details
Name: | us-gaap_ScheduleOfGoodwillTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration