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ALLOWANCE FOR LOAN LOSSES: TDRs by Interest Accrual Status (Details 6) - USD ($) $ in Thousands | Sep. 30, 2018 | Mar. 31, 2018
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accrual | $ 3,752 | $ 5,581
Nonaccrual | 2,043 | 2,141
Total | 5,795 | 7,722
Commercial and construction | Commercial business |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accrual | 0 | 826
Nonaccrual | 168 | 178
Total | 168 | 1,004
Commercial and construction | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accrual | 1,420 | 1,683
Nonaccrual | 1,135 | 1,200
Total | 2,555 | 2,883
Commercial and construction | Land |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accrual | 0 | 0
Nonaccrual | 740 | 763
Total | 740 | 763
Commercial and construction | Multi-family |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accrual | 1,619 | 1,644
Nonaccrual | 0 | 0
Total | 1,619 | 1,644
Consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accrual | 713 | 1,428
Nonaccrual | 0 | 0
Total | $ 713 | $ 1,428

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