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Accounting for Certain Acquired Loans (Tables) | 12 Months Ended
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Jun. 30, 2020
Accounting for Certain Acquired Loans. |
Schedule of Acquired Loans With Credit Deterioration | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | June 30,
(dollars in thousands) | ​ | 2020 |  | 2019
Residential real estate | ​ | $ | 1,508 | ​ | $ | 1,921
Construction real estate | ​ |  | 1,312 | ​ |  | 1,397
Commercial real estate | ​ |  | 19,108 | ​ |  | 24,669
Consumer loans | ​ |  | — | ​ |  | —
Commercial loans | ​ |  | 5,571 | ​ |  | 8,381
Outstanding balance | ​ | $ | 27,499 | ​ | $ | 36,368
Carrying amount, net of fair value adjustment of $5,700 and $7,821 at June 30, 2020 and 2019, respectively | ​ | $ | 21,799 | ​ | $ | 28,547
Schedule of Acquired Loans in Transfer Accretable Yield | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30,
(dollars in thousands) |  | 2020 |  | 2019 |  | 2018
Balance at beginning of period | ​ | $ | 220 | ​ | $ | 589 | ​ | $ | 609
Additions | ​ |  | — | ​ |  | 102 | ​ |  | —
Accretion | ​ |  | (236) | ​ |  | (1,342) | ​ |  | (683)
Reclassification from nonaccretable difference | ​ |  | 256 | ​ |  | 1,075 | ​ |  | 663
Disposals | ​ |  | — | ​ |  | (204) | ​ |  | —
Balance at end of period | ​ | $ | 240 | ​ | $ | 220 | ​ | $ | 589

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