XML 60 R37.htm IDEA: XBRL DOCUMENT
v3.25.0.1

BORROWINGS (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
Debt Disclosure [Abstract] |
Schedule of Federal Home Loan Bank Borrowings | The table below shows the outstanding borrowings as well as the contractual rates and effective rates, net of any swap impact, at the dates indicated:
| December 31, 2024 |  | December 31, 2023
| Total Outstanding |  | Weighted Average Contractual Rate |  | Effective Rate, Net of Swap Impact |  | Total Outstanding |  | Weighted Average Contractual Rate |  | Effective Rate, Net of Swap Impact
| (Dollars in thousands)
Overnight Borrowings | $ | 38,000 |  |  | 4.53 | % |  | n/a |  | $ | 705,000 |  |  | 5.54 | % |  | n/a
1-Month Term | 400,000 |  |  | 4.63 | % |  | 3.74 | % |  | 400,000 |  |  | 5.50 | % |  | 3.83 | %
Stated Maturity 2025 | 200,000 |  |  | 4.81 | % |  | n/a |  | — |  |  | — | % |  | n/a
Amortizing | 514 |  |  | 1.40 | % |  | n/a |  | 541 |  |  | 1.40 | % |  | n/a
Total | $ | 638,514 |  |  |  |  |  |  | $ | 1,105,541 |  |  |  |  |
Schedule of Long-term Borrowings | The following table summarizes long-term debt, net of debt issuances costs, at the dates indicated:
| December 31
| 2024 |  | 2023
| (Dollars in thousands)
Junior subordinated debentures |  |  |
Capital Trust V | $ | 51,519 |  |  | $ | 51,517 |
Central Trust I | 5,258 |  |  | 5,258 |
Central Trust II | 6,083 |  |  | 6,083 |
Subordinated debentures | — |  |  | 49,980 |
Total long-term debt | $ | 62,860 |  |  | $ | 112,838 |
Information relating to Trust Preferred Securities [Table Text Block] | Information relating to these trust preferred securities at December 31, 2024 is as follows:
Trust |  | Principal Amount |  | Maturity Date |  | Credit Spread |  | All-in Rate
|  | (Dollars in thousands)
Capital Trust V |  | $ | 50,000 |  |  | 3/15/2037 |  | 1.48% |  | 6.10%
Central Trust I (1) |  | $ | 5,100 |  |  | 9/16/2034 |  | 2.44% |  | 7.06%
Central Trust II (1) |  | $ | 5,900 |  |  | 3/15/2037 |  | 1.65% |  | 6.27%

X
- Definition [Table Text Block] for Information relating to Trust Preferred Securities [Table] + References No definition available. + Details
Name: | indb_InformationrelatingtoTrustPreferredSecuritiesTableTextBlock
Namespace Prefix: | indb_
Data Type: | dtr-types1: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 advances made and reported by Federal Home Loan Bank (FHLBank). + References No definition available. + Details
Name: | us-gaap_FederalHomeLoanBankAdvancesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69B -Publisher FASB -URI https://asc.fasb.org/1943274/2147481568/470-20-55-69B Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69E -Publisher FASB -URI https://asc.fasb.org/1943274/2147481568/470-20-55-69E Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-3 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482925/835-30-45-2 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-3 Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477734/942-470-50-3 Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-8 Reference 9: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-6 Reference 10: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-7 + Details
Name: | us-gaap_ScheduleOfDebtInstrumentsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration