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Note 6 - Fair Value Measurements - Change in Fair Value Measurement Impacts Net Income (Details) - Valuation, Market Approach [Member] - Weighted Average [Member] | Sep. 30, 2022
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Pull-through Rate [Member] | Interest Rate Contract [Member] |
Derivative asset (liability) | 0.4697
Pull-through Rate [Member] | Forward Contract [Member] |
Derivative asset (liability) | 0.4697
Current Reference Price [Member] | Interest Rate Contract [Member] |
Derivative asset (liability) | 0.9483
Current Reference Price [Member] | Forward Contract [Member] |
Derivative asset (liability) | 0.9483

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- Definition Value of input used to measure net derivative asset (liability). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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- Details
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Period Type: |

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- Details
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Period Type: |