XML 31 R21.htm IDEA: XBRL DOCUMENT
v3.23.2

Changes in Accumulated Other Comprehensive Income (Loss) (AOCI) by Component | 12 Months Ended
--- | ---
Jun. 30, 2023
Text Block [Abstract] |
Changes in Accumulated Other Comprehensive Income (Loss) (AOCI) by Component | Note 12: Changes in Accumulated Other Comprehensive Income (Loss) (AOCI) by Component Amounts reclassified from AOCI and the affected line items in the statements of income during the years ended June 30, 2023 and 2022, were as follows:
|  | Amounts Reclassified From AOCI |  |  |
|  | 2023 |  |  | 2022 |  |  | Affected Line Item in the Condensed Consolidated Statements of Income
Realized gains (losses) on available-for-sale securities |  | $ | (171 | ) |  | $ | (275 | ) |  | Net realized gains (losses) on sale of available-for-sale securities
Amortization of defined benefit pension items: |  |  |  |  |  |  |  |  |  |
Actuarial losses |  |  | 210 |  |  |  | 482 |  |  | Components are included in computation of net periodic pension cost
Total reclassified amount before tax |  |  | 39 |  |  |  | 207 |  |  |
Tax expense |  |  | 11 |  |  |  | 59 |  |  | Provision for Income Tax
Total reclassification out of AOCI |  | $ | 28 |  |  | $ | 148 |  |  | Net Income

X
- Definition Accumulated other comprehensive income. + References No definition available. + Details
Name: | iroq_AccumulatedOtherComprehensiveIncomeTextBlock
Namespace Prefix: | iroq_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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