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Fair Value Measurements - Schedule of financial instruments (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Jun. 30, 2020
--- | --- | ---
Letter of Credit |  |
Carrying amount of financial instruments | $ 0 | $ 0
Line of Credit |  |
Carrying amount of financial instruments | 0 | 0
Financial liabilities | Subordinated Debt |  |
Carrying amount of financial instruments | 15,193 | 15,142
Financial liabilities | Federal Home Loan Bank Advances |  |
Carrying amount of financial instruments | 63,286 | 70,024
Financial assets | Loans Receivable |  |
Carrying amount of financial instruments | 2,121,399 | 2,141,929
Financial assets | Cash and Cash Equivalents |  |
Carrying amount of financial instruments | 149,520 | 54,245
Financial assets | Interest-bearing time deposits |  |
Carrying amount of financial instruments | 976 | 974
Financial assets | Investment in Federal Home Loan Bank Stock |  |
Carrying amount of financial instruments | 5,987 | 6,390
Financial assets | Investment in Stock of Federal Reserve Bank of St. Louis |  |
Carrying amount of financial instruments | 5,017 | 4,363
Financial assets | Accrued interest receivable |  |
Carrying amount of financial instruments | 12,377 | 12,116
Deposits | Financial liabilities |  |
Carrying amount of financial instruments | 2,265,087 | 2,184,847
Accrued interest payable | Financial liabilities |  |
Carrying amount of financial instruments | 1,106 | 1,646
Commitments to Extend Credit |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 1 | Letter of Credit |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 1 | Line of Credit |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 1 | Financial liabilities | Subordinated Debt |  |
Carrying amount of financial instruments |  | 0
Fair Value, Inputs, Level 1 | Financial liabilities | Federal Home Loan Bank Advances |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 1 | Financial assets | Loans Receivable |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 1 | Financial assets | Cash and Cash Equivalents |  |
Carrying amount of financial instruments | 149,520 | 54,245
Fair Value, Inputs, Level 1 | Financial assets | Interest-bearing time deposits |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 1 | Financial assets | Investment in Federal Home Loan Bank Stock |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 1 | Financial assets | Investment in Stock of Federal Reserve Bank of St. Louis |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 1 | Financial assets | Accrued interest receivable |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 1 | Deposits | Financial liabilities |  |
Carrying amount of financial instruments | 1,642,913 | 1,508,740
Fair Value, Inputs, Level 1 | Accrued interest payable | Financial liabilities |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 1 | Commitments to Extend Credit |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 2 | Letter of Credit |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 2 | Line of Credit |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 2 | Financial liabilities | Subordinated Debt |  |
Carrying amount of financial instruments |  | 0
Fair Value, Inputs, Level 2 | Financial liabilities | Federal Home Loan Bank Advances |  |
Carrying amount of financial instruments | 64,992 | 72,136
Fair Value, Inputs, Level 2 | Financial assets | Loans Receivable |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 2 | Financial assets | Cash and Cash Equivalents |  |
Carrying amount of financial instruments |  | 0
Fair Value, Inputs, Level 2 | Financial assets | Interest-bearing time deposits |  |
Carrying amount of financial instruments | 976 | 974
Fair Value, Inputs, Level 2 | Financial assets | Investment in Federal Home Loan Bank Stock |  |
Carrying amount of financial instruments | 5,987 | 6,390
Fair Value, Inputs, Level 2 | Financial assets | Investment in Stock of Federal Reserve Bank of St. Louis |  |
Carrying amount of financial instruments | 5,017 | 4,363
Fair Value, Inputs, Level 2 | Financial assets | Accrued interest receivable |  |
Carrying amount of financial instruments | 12,377 | 12,116
Fair Value, Inputs, Level 2 | Deposits | Financial liabilities |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 2 | Accrued interest payable | Financial liabilities |  |
Carrying amount of financial instruments | 1,106 | 1,646
Fair Value, Inputs, Level 2 | Commitments to Extend Credit |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 3 | Letter of Credit |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 3 | Line of Credit |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 3 | Financial liabilities | Subordinated Debt |  |
Carrying amount of financial instruments | 13,849 | 11,511
Fair Value, Inputs, Level 3 | Financial liabilities | Federal Home Loan Bank Advances |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 3 | Financial assets | Loans Receivable |  |
Carrying amount of financial instruments | 2,142,067 | 2,143,823
Fair Value, Inputs, Level 3 | Financial assets | Cash and Cash Equivalents |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 3 | Financial assets | Interest-bearing time deposits |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 3 | Financial assets | Investment in Federal Home Loan Bank Stock |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 3 | Financial assets | Investment in Stock of Federal Reserve Bank of St. Louis |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 3 | Financial assets | Accrued interest receivable |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 3 | Deposits | Financial liabilities |  |
Carrying amount of financial instruments | 625,697 | 676,816
Fair Value, Inputs, Level 3 | Accrued interest payable | Financial liabilities |  |
Carrying amount of financial instruments | 0 | 0
Fair Value, Inputs, Level 3 | Commitments to Extend Credit |  |
Carrying amount of financial instruments | $ 0 | $ 0

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