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Note 2 - Acquisition Activity - Merger Expenses (Details) - Royal Financial, Inc. [Member] $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($)
Period merger expense	$ 2,852
Compensation and Benefits [Member]
Period merger expense	132
Data Processing [Member]
Period merger expense	1,929
Marketing [Member]
Period merger expense	135
Other [Member]
Period merger expense	$ 656

X

- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 23
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479405/805-10-25-23

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

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- Details

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X

- Details

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

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