XML 45 R34.htm IDEA: XBRL DOCUMENT
v3.25.2

Note 11 - Other Comprehensive Income (Loss) (Tables) | 9 Months Ended
--- | ---
Jun. 30, 2025
Notes Tables |
Comprehensive Income (Loss) [Table Text Block] |
|  |  |  |  |  | Tax |  |  |  |
|  | Before-Tax |  |  | (Expense) |  |  | Net-of-Tax |
|  | Amount |  |  | or Benefit |  |  | Amount |
Three Months Ended June 30, 2025 |  |  |  |  |  |  |  |  |  |  |  |
Interest rate swaps: |  |  |  |  |  |  |  |  |  |  |  |
Unrealized losses |  | $ | (20,816 | ) |  | $ | 5,358 |  |  | $ | (15,458 | )
Transfer of realized gains to interest expense |  |  | (323,513 | ) |  |  | 83,273 |  |  |  | (240,240 | )
Net interest rate swaps |  |  | (344,329 | ) |  |  | 88,631 |  |  |  | (255,698 | )
Defined benefit plans: |  |  |  |  |  |  |  |  |  |  |  |
Amortization of net actuarial gains |  |  | (10,379 | ) |  |  | 2,671 |  |  |  | (7,708 | )
Other comprehensive loss |  | $ | (354,708 | ) |  | $ | 91,302 |  |  | $ | (263,406 | )
Three Months Ended June 30, 2024 |  |  |  |  |  |  |  |  |  |  |  |
Interest rate swaps: |  |  |  |  |  |  |  |  |  |  |  |
Unrealized gains |  | $ | 207,785 |  |  | $ | (53,484 | ) |  | $ | 154,301 |
Transfer of realized gains to interest expense |  |  | (476,053 | ) |  |  | 122,535 |  |  |  | (353,518 | )
Net interest rate swaps |  |  | (268,268 | ) |  |  | 69,051 |  |  |  | (199,217 | )
Defined benefit plans: |  |  |  |  |  |  |  |  |  |  |  |
Amortization of net actuarial losses |  |  | 16,015 |  |  |  | (4,122 | ) |  |  | 11,893 |
Other comprehensive loss |  | $ | (252,253 | ) |  | $ | 64,929 |  |  | $ | (187,324 | )
|  |  |  |  |  | Tax |  |  |  |  |
|  | Before-Tax |  |  | (Expense) |  |  | Net-of-Tax |
|  | Amount |  |  | or Benefit |  |  | Amount |
Nine Months Ended June 30, 2025 |  |  |  |  |  |  |  |  |  |  |  |
Interest rate swaps: |  |  |  |  |  |  |  |  |  |  |  |
Unrealized gains |  | $ | 507,492 |  |  | $ | (130,628 | ) |  | $ | 376,864 |
Transfer of realized gains to interest expense |  |  | (1,034,976 | ) |  |  | 266,403 |  |  |  | (768,573 | )
Net interest rate swaps |  |  | (527,484 | ) |  |  | 135,775 |  |  |  | (391,709 | )
Defined benefit plans: |  |  |  |  |  |  |  |  |  |  |  |
Amortization of net actuarial gains |  |  | (31,134 | ) |  |  | 8,013 |  |  |  | (23,121 | )
Other comprehensive loss |  | $ | (558,618 | ) |  | $ | 143,788 |  |  | $ | (414,830 | )
Nine Months Ended June 30, 2024 |  |  |  |  |  |  |  |  |  |  |  |
Interest rate swaps: |  |  |  |  |  |  |  |  |  |  |  |
Unrealized gains |  | $ | 174,113 |  |  | $ | (44,816 | ) |  | $ | 129,297 |
Transfer of realized gains to interest expense |  |  | (1,554,942 | ) |  |  | 400,240 |  |  |  | (1,154,702 | )
Net interest rate swaps |  |  | (1,380,829 | ) |  |  | 355,424 |  |  |  | (1,025,405 | )
Defined benefit plans: |  |  |  |  |  |  |  |  |  |  |  |
Amortization of net actuarial losses |  |  | 48,045 |  |  |  | (12,366 | ) |  |  | 35,679 |
Other comprehensive loss |  | $ | (1,332,784 | ) |  | $ | 343,058 |  |  | $ | (989,726 | )
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
|  |  |  |  |  |  |  |  |  | Accumulated |
|  |  |  |  |  |  |  |  |  | Other |
|  | Interest Rate |  |  | Defined Benefit |  |  | Comprehensive |
|  | Swaps |  |  | Plans |  |  | Income (Loss) |
Balance at September 30, 2024 |  | $ | 1,531,649 |  |  | $ | (205,078 | ) |  | $ | 1,326,571 |
Other comprehensive loss |  |  | (391,709 | ) |  |  | (23,121 | ) |  |  | (414,830 | )
Balance at June 30, 2025 |  | $ | 1,139,940 |  |  | $ | (228,199 | ) |  | $ | 911,741 |

X
- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -Publisher FASB -URI https://asc.fasb.org/1943274/2147482790/220-10-45-14A Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481674/830-30-50-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481694/830-30-45-20 + Details
Name: | us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Paragraph 1 -Section 45 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482790/220-10-45-1 + Details
Name: | us-gaap_ScheduleOfComprehensiveIncomeLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types: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