Annual report pursuant to Section 13 and 15(d)

Note 2 - Acquisition Activity (Details Textual)

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Note 2 - Acquisition Activity (Details Textual) - USD ($)
$ / shares in Units, $ in Thousands
Jan. 31, 2022
Jan. 28, 2022
Dec. 31, 2021
Dec. 31, 2020
Assets, Total     $ 1,620,743 $ 1,496,292
Loans and Leases Receivable, Net Amount, Total     953,377 952,688
Deposits, Total     1,434,201 $ 1,302,339
Royal Financial, Inc. [Member]        
Assets, Total     547,100  
Loans and Leases Receivable, Net Amount, Total     464,800  
Deposits, Total     $ 480,900  
Subsequent Event [Member]        
Share Price (in dollars per share)   $ 47.75    
Assets, Total $ 2,200,000      
Loans and Leases Receivable, Net Amount, Total 1,400,000      
Deposits, Total $ 1,900,000      
Royal Financial, Inc. [Member] | Subsequent Event [Member]        
Business Combination, Shares Issued Per Share (in dollars per share) $ 0.4609      
Business Acquisition, Right to Receive, Share Price (in dollars per share) $ 20.14      
Business Acquisition, Percentage of Share Outstanding Can Be Converted to Right to Receive Shares 65.00%      
Business Acquisition, Percentage of Share Outstanding Can Be Converted to Right to Receive Cash 35.00%      
Business Combination, Maximum Number of Shares to Receive Cash (in shares) 101      
Business Acquisition, Maximum Right to Receive, Share Price (in dollars per share) $ 20.14      
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares) 795,423      
Payments to Acquire Businesses, Net of Cash Acquired, Total $ 18,700      
Business Combination, Consideration Transferred, Total $ 56,700