Note 4 - Loans - Loans Past Due (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Jun. 30, 2019 |
Financing Receivable, Recorded Investment, Nonaccrual Status | $ 427 | $ 785 |
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 191 | |
Financing Receivable, Recorded Investment, Past Due | 557 | 320 |
Financing Receivable, Recorded Investment, Not Past Due | 396,698 | 369,746 |
Financing Receivable, Recorded Investment, Total | 397,255 | 370,066 |
Financial Asset, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Nonaccrual Status | | 198 |
Financing Receivable, Recorded Investment, Past Due | 357 | 240 |
Financial Asset, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Nonaccrual Status | 9 | |
Financing Receivable, Recorded Investment, Past Due | 9 | |
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Nonaccrual Status | | 80 |
Financing Receivable, Recorded Investment, Past Due | 191 | 80 |
Commercial Real Estate Portfolio Segment [Member] | | |
Financing Receivable, Recorded Investment, Total | 232,429 | 211,367 |
Commercial Real Estate Portfolio Segment [Member] | Other Commercial Real Estate Loans [Member] | | |
Financing Receivable, Recorded Investment, Nonaccrual Status | 176 | 436 |
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 191 | |
Financing Receivable, Recorded Investment, Past Due | 197 | 199 |
Financing Receivable, Recorded Investment, Not Past Due | 216,027 | 195,093 |
Financing Receivable, Recorded Investment, Total | 216,224 | 195,292 |
Commercial Real Estate Portfolio Segment [Member] | Other Commercial Real Estate Loans [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | 199 |
Commercial Real Estate Portfolio Segment [Member] | Other Commercial Real Estate Loans [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | 6 | |
Commercial Real Estate Portfolio Segment [Member] | Other Commercial Real Estate Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | 191 | |
Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | |
Financing Receivable, Recorded Investment, Not Past Due | 16,205 | 16,075 |
Financing Receivable, Recorded Investment, Total | 16,205 | 16,075 |
Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | |
Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | |
Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | |
Commercial Portfolio Segment [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | |
Financing Receivable, Recorded Investment, Not Past Due | 76,416 | 80,587 |
Financing Receivable, Recorded Investment, Total | 76,416 | 80,587 |
Commercial Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | |
Commercial Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | |
Commercial Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | |
Residential Portfolio Segment [Member] | | |
Financing Receivable, Recorded Investment, Total | 81,924 | 72,948 |
Residential Portfolio Segment [Member] | Residential Real Estate Owner Occupied Loans [Member] | | |
Financing Receivable, Recorded Investment, Nonaccrual Status | 3 | 85 |
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | | |
Financing Receivable, Recorded Investment, Past Due | 345 | 120 |
Financing Receivable, Recorded Investment, Not Past Due | 61,670 | 56,347 |
Financing Receivable, Recorded Investment, Total | 62,015 | 56,467 |
Residential Portfolio Segment [Member] | Residential Real Estate Owner Occupied Loans [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | 342 | 40 |
Residential Portfolio Segment [Member] | Residential Real Estate Owner Occupied Loans [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | 3 | |
Residential Portfolio Segment [Member] | Residential Real Estate Owner Occupied Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | 80 |
Residential Portfolio Segment [Member] | Construction Loans [Member] | | |
Financing Receivable, Recorded Investment, Past Due | 1 | |
Financing Receivable, Recorded Investment, Not Past Due | 4,802 | 1,963 |
Financing Receivable, Recorded Investment, Total | 4,803 | 1,963 |
Residential Portfolio Segment [Member] | Construction Loans [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | 1 | |
Residential Portfolio Segment [Member] | Construction Loans [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | |
Residential Portfolio Segment [Member] | Construction Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | |
Residential Portfolio Segment [Member] | Residential Real Estate Non-owner Occupied Loans [Member] | | |
Financing Receivable, Recorded Investment, Nonaccrual Status | 248 | 264 |
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | | |
Financing Receivable, Recorded Investment, Past Due | | |
Financing Receivable, Recorded Investment, Not Past Due | 15,106 | 14,518 |
Financing Receivable, Recorded Investment, Total | 15,106 | 14,518 |
Residential Portfolio Segment [Member] | Residential Real Estate Non-owner Occupied Loans [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | |
Residential Portfolio Segment [Member] | Residential Real Estate Non-owner Occupied Loans [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | |
Residential Portfolio Segment [Member] | Residential Real Estate Non-owner Occupied Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | |
Consumer Portfolio Segment [Member] | | |
Financing Receivable, Recorded Investment, Past Due | 14 | 1 |
Financing Receivable, Recorded Investment, Not Past Due | 6,472 | 5,163 |
Financing Receivable, Recorded Investment, Total | 6,486 | 5,164 |
Consumer Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | 14 | 1 |
Consumer Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | |
Consumer Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due | | |