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Securities Held to Maturity - Schedule Of Held To Maturity Securities Pledged (Detail) - Securities Held to Maturity [Member] - USD ($) $ in Thousands	Mar. 31, 2019	Jun. 30, 2018
Schedule Of Held To Maturity Securities [Line Items]
Held to maturity securities pledged	$ 274,672	$ 283,746
FHLB of New York [Member]
Schedule Of Held To Maturity Securities [Line Items]
Held to maturity securities pledged	135,046	142,646
Secure Public Funds On Deposit [Member]
Schedule Of Held To Maturity Securities [Line Items]
Held to maturity securities pledged	7,071	7,604
Federal Reserve ("FRB") [Member]
Schedule Of Held To Maturity Securities [Line Items]
Held to maturity securities pledged	104,744	107,520
Depositor Sweep Accounts [Member]
Schedule Of Held To Maturity Securities [Line Items]
Held to maturity securities pledged	$ 27,811	$ 25,976

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- Definition

Sum of the carrying amounts as of the date of the latest financial statement presented of securities which are owned but transferred to another party to serve as collateral to partially or fully secure a debt obligation, repurchase agreement or other current or potential obligation, and for which the transferee is not permitted to sell or re-pledge them to an unrelated party.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 50
-Paragraph 1A
-Subparagraph (b)(1)(i)
-URI http://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729

+ Details

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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

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