Allowance for Loan Losses: Financing Receivables, Aging of Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Mar. 31, 2016
Financing Receivable Recorded Investment, 30 to 89 days past due	$ 782	$ 611
Financing Receivable Recorded Investment, 90 days and greater, past due	33	20
Financing Receivable, Recorded Investment, Nonaccrual Status	2,327	2,694
Financing Receivable Recorded Investment, Past Due and Non-accrual	3,142	3,325
Financing Receivable, Recorded Investment, Current	647,794	621,494
Loans Receivable, Net	650,936	624,819
Commercial business
Financing Receivable Recorded Investment, 30 to 89 days past due	1
Financing Receivable Recorded Investment, Past Due and Non-accrual	1
Financing Receivable, Recorded Investment, Current	64,175	69,397
Loans Receivable, Net	64,176	69,397
Commercial Real Estate
Financing Receivable Recorded Investment, 30 to 89 days past due	176
Financing Receivable, Recorded Investment, Nonaccrual Status	1,272	1,559
Financing Receivable Recorded Investment, Past Due and Non-accrual	1,448	1,559
Financing Receivable, Recorded Investment, Current	384,727	352,190
Loans Receivable, Net	386,175	353,749
Land
Financing Receivable, Recorded Investment, Nonaccrual Status	801	801
Financing Receivable Recorded Investment, Past Due and Non-accrual	801	801
Financing Receivable, Recorded Investment, Current	9,870	11,244
Loans Receivable, Net	10,671	12,045
Multi-Family
Financing Receivable, Recorded Investment, Current	26,883	33,733
Loans Receivable, Net	26,883	33,733
Real estate construction
Financing Receivable, Recorded Investment, Current	45,059	26,731
Loans Receivable, Net	45,059	26,731
Consumer Member
Financing Receivable Recorded Investment, 30 to 89 days past due	605	611
Financing Receivable Recorded Investment, 90 days and greater, past due	33	20
Financing Receivable, Recorded Investment, Nonaccrual Status	254	334
Financing Receivable Recorded Investment, Past Due and Non-accrual	892	965
Financing Receivable, Recorded Investment, Current	117,080	128,199
Loans Receivable, Net	$ 117,972	$ 129,164

Financing receivables that are less than 90 days past due but more than 29 days past due.

No definition available.

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- Definition

Financing receivables that are past due 90 days or greater (past due), as of the indicated date.

+ References

No definition available.

+ Details

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- Definition

Represents the monetary amount of Financing Receivable Recorded Investment (Past Due and Non-accrual), as of the indicated date.

+ References

No definition available.

+ Details

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- Definition

Financing receivables that are current.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7A
-URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953401-111524

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- Definition

Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Recorded Investment
-URI http://asc.fasb.org/extlink&oid=65880944

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5111-111524

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- Definition

Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes loans held for sale. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7(a))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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