Capital (Details) - Provident Savings Bank, F.S.B. (the "Bank") - USD ($) $ in Thousands	Jun. 30, 2019	Jun. 30, 2018
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Tier 1 leverage capital (to adjusted average assets) Actual, Amount	$ 115,009	$ 116,369
Tier 1 leverage capital (to adjusted average assets) Actual, Ratio	10.50%	9.96%
CET1 capital (to risk-weighted assets) Actual, Amount	$ 115,009	$ 116,369
CET1 capital (to risk-weighted assets) Actual, Ratio	18.00%	16.81%
Tier 1 capital (to risk-weighted assets) Actual, Amount	$ 115,009	$ 116,369
Tier 1 capital (to risk-weighted assets) Actual, Ratio	18.00%	16.81%
Total capital (to risk-weighted assets) Actual, Amount	$ 122,225	$ 123,911
Total capital (to risk-weighted assets) Actual, Ratio	19.13%	17.90%
Tier 1 leverage capital (to adjusted average assets) Minimum for Capital Adequacy Purposes, Amount	$ 43,824	$ 46,716
Tier 1 leverage capital (to adjusted average assets) Minimum for Capital Adequacy Purposes, Ratio	4.00%	4.00%
CET1 capital (to risk-weighted assets) Minimum for Capital Adequacy Purposes, Amount	$ 44,730	$ 44,125
CET1 capital (to risk-weighted assets) Minimum for Capital Adequacy Purposes, Ratio	7.00%	6.38%
Tier 1 capital (to risk-weighted assets) Minimum for Capital Adequacy Purposes, Amount	$ 54,314	$ 54,507
Tier 1 capital (to risk-weighted assets) Minimum for Capital Adequacy Purposes, Ratio	8.50%	7.88%
Total capital (to risk-weighted assets) Minimum for Capital Adequacy Purposes, Amount	$ 67,094	$ 68,350
Total capital (to risk-weighted assets) Minimum for Capital Adequacy Purposes, Ratio	10.50%	9.88%
Tier 1 leverage capital (to adjusted average assets) Minimum to Be Well Capitalized, Amount	$ 54,779	$ 58,394
Tier 1 leverage capital (to adjusted average assets) Minimum to Be Well Capitalized, Ratio	5.00%	5.00%
CET1 capital (to risk-weighted assets) Minimum to Be Well Capitalized, Amount	$ 41,535	$ 44,990
CET1 capital (to risk-weighted assets) Minimum to Be Well Capitalized, Ratio	6.50%	6.50%
Tier 1 capital (to risk-weighted assets) Minimum to Be Well Capitalized, Amount	$ 51,119	$ 55,372
Tier 1 capital (to risk-weighted assets) Minimum to Be Well Capitalized, Ratio	8.00%	8.00%
Total capital (to risk-weighted assets) Minimum to Be Well Capitalized, Amount	$ 63,899	$ 69,215
Total capital (to risk-weighted assets) Minimum to Be Well Capitalized, Ratio	10.00%	10.00%

CET1 Risk Based Capital

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CET1 Risk Based Capital Required for Capital Adequacy

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CET1 Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets

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CET1 Risk Based Capital Required to be Well Capitalized

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CET1 Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets

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CET1 Risk Based Capital to Risk Weighted Assets

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Risk Based Capital

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Risk Based Capital Required for Capital Adequacy

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Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets

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Risk Based Capital Required to be Well Capitalized

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Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets

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Risk Based Capital to Risk Weighted Assets

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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.

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Tier 1 Leverage Capital as defined in the regulations. Also called Core Capital.

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The minimum amount of Tier 1 Leverage Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The minimum amount of Tier 1 Leverage Capital for capital adequacy purposes divided by average assets as defined in the regulations.

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The amount of Tier 1 Leverage Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action.

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The amount of Tier 1 Leverage Capital required to be categorized as well capitalized divided by average assets as defined in the regulatory framework for prompt corrective action.

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Tier 1 Leverage Capital divided by average assets as defined in the regulations.

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Tier 1 Risk Based Capital as defined in the regulations.

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The minimum Tier One Capital Ratio (Tier one capital divided by risk-weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The Tier 1 capital ratio (Tier 1 capital divided by risk weighted assets) required to be categorized as "well capitalized" under the regulatory framework for prompt corrective action.

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Tier 1 capital divided by risk weighted assets as defined by regulations.

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