XML 89 R76.htm IDEA: XBRL DOCUMENT
v3.8.0.1

DEPOSITS: Summary of Deposit Accounts (Details) - USD ($) $ in Thousands | Mar. 31, 2018 | Mar. 31, 2017
--- | --- | ---
Deposit [Line Items] |  |
Total | $ 995,691 | $ 980,058
Non-interest-bearing |  |
Deposit [Line Items] |  |
Total | 278,966 | 242,738
Interest-bearing checking |  |
Deposit [Line Items] |  |
Total | 192,989 | 171,152
Money market |  |
Deposit [Line Items] |  |
Total | 265,661 | 289,998
Savings accounts |  |
Deposit [Line Items] |  |
Total | 134,931 | 126,370
Certificates of deposit |  |
Deposit [Line Items] |  |
Total | $ 123,144 | $ 149,800

X
- Definition Represents the balance of deposit accounts, as of the indicated date. + References No definition available. + Details
Name: | rvsb_DepositAccountsBalance
Namespace Prefix: | rvsb_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | rvsb_DepositLineItems
Namespace Prefix: | rvsb_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | rvsb_DepositsTypeAxis=rvsb_NonInterestBearingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rvsb_DepositsTypeAxis=rvsb_InterestCheckingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rvsb_DepositsTypeAxis=rvsb_MoneyMarketMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rvsb_DepositsTypeAxis=rvsb_SavingsAccountsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rvsb_DepositsTypeAxis=rvsb_CertificatesOfDeposit1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |