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Loans Receivable, Net (Details) - USD ($) $ in Thousands | Mar. 31, 2019 | Mar. 31, 2018 | Mar. 31, 2017
--- | --- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans Receivable before Fees, Gross |  | $ 425,805 | $ 474,197 |  |
Unamortized premiums, deferred costs and fees, net |  | 3,023 | 3,556 |  |
Allowance for loan losses |  | (4,646) | (5,126) |  | $ (5,060)
Total loans receivable, net |  | 424,182 | $ 472,627 |  |
Loans held-for-sale (HFS) |  | $ 0 |  |  |
Percentage of Loan Type |  | 100.00% | 100.00% |  |
One-to-four family |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans Receivable before Fees, Gross |  | $ 108,363 | $ 121,233 |  |
Allowance for loan losses |  | $ (1,274) | $ (1,210) |  | (1,663)
Percentage of Loan Type |  | 25.50% | 25.60% |  |
Multifamily |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans Receivable before Fees, Gross |  | $ 86,177 | $ 103,887 |  |
Allowance for loan losses |  | $ (885) | $ (1,819) |  | (1,213)
Percentage of Loan Type |  | 20.20% | 21.90% |  |
Commercial real estate |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans Receivable before Fees, Gross |  | $ 130,812 | $ 141,835 |  |
Allowance for loan losses |  | $ (766) | $ (1,052) |  | (1,496)
Percentage of Loan Type |  | 30.70% | 29.90% |  |
Construction |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans Receivable before Fees, Gross |  | $ 0 | $ 0 |  |
Allowance for loan losses |  |  | $ 0 |  | (106)
Percentage of Loan Type |  | 0.00% | 0.00% |  |
Business |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans Receivable before Fees, Gross |  | $ 96,430 | $ 102,004 | [1] |
Allowance for loan losses |  | $ (1,330) | $ (1,003) |  | (573)
Percentage of Loan Type | [1] | 22.70% | 21.50% |  |
Consumer |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans Receivable before Fees, Gross |  | $ 4,023 | $ 5,238 | [2] |
Allowance for loan losses |  | $ (154) | $ (18) |  | $ (9)
Percentage of Loan Type | [2] | 0.90% | 1.10% |  |
[1] | 1) Includes business overdrafts of $79 thousand and $35 thousand as of March 31, 2019 and 2018, respectively
[2] | (2) Includes consumer overdrafts of $15 thousand and $18 thousand as of March 31, 2019 and 2018, respectively

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- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=82894903&loc=d3e15032-111544 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74567-122707 + Details
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