XML 48 R35.htm IDEA: XBRL DOCUMENT
v3.25.2

DEBT (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2025
Debt Disclosure [Abstract] |
Schedule Of Outstanding Letters Of Credit | Our outstanding letters of credit at June 30, 2025, and December 31, 2024, consisted of the following:
(in thousands) |  |  |  | L/C |  | Lease |  | Letters of Credit Amount Outstanding
Facility |  | Original L/C Issue Date |  | Expiration Date |  | Expiration Date |  | Jun. 30, 2025 |  | Dec. 31, 2024
Mt. Laurel, NJ |  | 3/29/10 |  | 4/30/26 |  | 4/30/31 |  | $ | 50 |  |  | $ | 50 |
Mansfield, MA |  | 10/27/10 |  | 12/31/25 |  | 2/29/32 |  | 50 |  |  | 50 |
|  |  |  |  |  |  |  | $ | 100 |  |  | $ | 100 |
Schedule of Maturities of Long-Term Debt | The following table sets forth the annual maturities for the balance of the Term Note:
(in thousands) |  |
2025 (remainder) |  | $ | 2,050 |
2026 |  | 3,842 |
Total remaining maturities of our Term Note |  | $ | 5,892 |
The following table sets forth the maturities of this debt for each of the next four years:
(in thousands) |  |
2025 (remainder) |  | $ | 1,597 |
2026 |  | 1,484 |
2027 |  | 858 |
2028 |  | 262 |
Total remaining maturities of our Alfamation™ Debt |  | $ | 4,201 |

X
- Definition Schedule of outstanding letters of credit table text block. + References No definition available. + Details
Name: | intt_ScheduleOfOutstandingLettersOfCreditTableTextBlock
Namespace Prefix: | intt_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of maturity and sinking fund requirement for long-term debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 470 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481544/470-10-50-1 + Details
Name: | us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration