XML 44 R33.htm IDEA: XBRL DOCUMENT
v3.25.2

Share Based Compensation (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2025
Share-Based Payment Arrangement [Abstract] |
Restricted Stock and Performance Stock Units Granted | A summary of restricted stock and performance stock units (“PSU”) granted pursuant to our long-term incentive plan follows:
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2025 |  | 2024 |  | 2025 |  | 2024
Restricted stock | 1,000 |  | 1,000 |  | 53,019 |  | 81,355
PSU | — |  | — |  | 16,364 |  | 18,822
Share-Based Payment Arrangement, Option, Activity | A summary of outstanding stock option grants and related transactions follows:
| Number of Shares |  | Average Exercise Price |  | Weighted- Average Remaining Contractual Term (Years) |  | Aggregated Intrinsic Value
|  |  |  |  |  |  | (In thousands)
Outstanding at January 1, 2025 | 5,583 |  | $ | 13.43 |  |  |  |  |
Granted | — |  |  |  |  |  |
Exercised | (2,793) |  | 13.43 |  |  |  |  |
Forfeited | — |  |  |  |  |  |
Expired | — |  |  |  |  |  |
Outstanding at June 30, 2025 | 2,790 |  | $ | 13.43 |  |  | 1.7 |  | $ | 53 |
Vested and expected to vest at June 30, 2025 | 2,790 |  | $ | 13.43 |  |  | 1.7 |  | $ | 53 |
Exercisable at June 30, 2025 | 2,790 |  | $ | 13.43 |  |  | 1.7 |  | $ | 53 |
Schedule of Nonvested Restricted Stock Units Activity | A summary of outstanding non-vested stock and related transactions follows:
| Number of Shares |  | Weighted- Average Grant Date Fair Value
Outstanding at January 1, 2025 | 266,986 |  | $ | 24.64 |
Granted | 69,383 |  | 37.17 |
Vested | (69,426) |  | 27.33 |
Forfeited | (3,429) |  | 27.47 |
Outstanding at June 30, 2025 | 263,514 |  | $ | 27.43 |
Cash Proceeds Received and Tax Benefit from Share-Based Payment Awards | Certain information regarding options exercised during the periods follows:
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2025 |  | 2024 |  | 2025 |  | 2024
| (In thousands) |  | (In thousands)
Intrinsic value | $ | — |  |  | $ | — |  |  | $ | 64 |  |  | $ | 91 |
Cash proceeds received | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Tax benefit realized | $ | — |  |  | $ | — |  |  | $ | 13 |  |  | $ | 19 |

X
- Definition Tabular disclosure of the summary of restricted stock and performance stock units ("PSU") granted pursuant to the entity's share-based payment arrangement. + References No definition available. + Details
Name: | ibcp_ShareBasedPaymentArrangementRestrictedStockAndPerformanceStockUnitsGrantedTableTextBlock
Namespace Prefix: | ibcp_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of cash received from exercise of stock options and similar instruments granted under share-based payment arrangements and tax benefit from exercise of stock options. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2A -Subparagraph (a) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2A + Details
Name: | us-gaap_CashProceedsReceivedAndTaxBenefitFromShareBasedPaymentAwardsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of the changes in outstanding nonvested restricted stock units. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration