Loans Held for Investment - Schedule of Allowance For Credit Losses and Recorded Investment in Gross Loans, by Portfolio Type (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2025	Jun. 30, 2024
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
ACL, beginning of period	$ 7,065	$ 5,946
(Recovery of) provision for credit losses	(641)	(78)
ACL, end of period	6,424	7,065
Allowance for credit losses: Individually evaluated for impairment		37
Allowance for credit losses: Collectively evaluated for impairment	6,424	7,028
Loans held for investment: Individually evaluated for allowances	836	1,134
Loans held for investment: Collectively evaluated for allowances	1,041,587	1,049,712
Total loans held for investment	$ 1,042,423	$ 1,050,846
ACL on loans as a percentage of gross loans held for investment	0.62%	0.67%
ASC 326 \| Impact of ASU adoption
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
ACL, beginning of period		$ 1,197
Mortgage loans \| Single-family
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
ACL, beginning of period	$ 6,295	1,720
(Recovery of) provision for credit losses	(561)	(30)
ACL, end of period	5,734	6,295
Allowance for credit losses: Individually evaluated for impairment		37
Allowance for credit losses: Collectively evaluated for impairment	5,734	6,258
Loans held for investment: Individually evaluated for allowances	369	1,134
Loans held for investment: Collectively evaluated for allowances	544,056	516,957
Total loans held for investment	$ 544,425	$ 518,091
ACL on loans as a percentage of gross loans held for investment	1.05%	1.22%
Mortgage loans \| Single-family \| ASC 326 \| Impact of ASU adoption
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
ACL, beginning of period		$ 4,605
Mortgage loans \| Multi-family
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
ACL, beginning of period	$ 595	3,270
(Recovery of) provision for credit losses	20	(61)
ACL, end of period	615	595
Allowance for credit losses: Collectively evaluated for impairment	615	595
Loans held for investment: Individually evaluated for allowances	467
Loans held for investment: Collectively evaluated for allowances	422,950	445,182
Total loans held for investment	$ 423,417	$ 445,182
ACL on loans as a percentage of gross loans held for investment	0.15%	0.13%
Mortgage loans \| Multi-family \| ASC 326 \| Impact of ASU adoption
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
ACL, beginning of period		$ (2,614)
Mortgage loans \| Commercial real estate
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
ACL, beginning of period	$ 66	868
(Recovery of) provision for credit losses	(11)	(16)
ACL, end of period	55	66
Allowance for credit losses: Collectively evaluated for impairment	55	66
Loans held for investment: Collectively evaluated for allowances	72,766	83,349
Total loans held for investment	$ 72,766	$ 83,349
ACL on loans as a percentage of gross loans held for investment	0.08%	0.08%
Mortgage loans \| Commercial real estate \| ASC 326 \| Impact of ASU adoption
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
ACL, beginning of period		$ (786)
Mortgage loans \| Construction
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
ACL, beginning of period	$ 97	15
(Recovery of) provision for credit losses	(85)	35
ACL, end of period	12	97
Allowance for credit losses: Collectively evaluated for impairment	12	97
Loans held for investment: Collectively evaluated for allowances	402	2,692
Total loans held for investment	$ 402	$ 2,692
ACL on loans as a percentage of gross loans held for investment	2.99%	3.60%
Mortgage loans \| Construction \| ASC 326 \| Impact of ASU adoption
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
ACL, beginning of period		$ 47
Mortgage loans \| Other
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
ACL, beginning of period	$ 1	2
(Recovery of) provision for credit losses	1	(4)
ACL, end of period	2	1
Allowance for credit losses: Collectively evaluated for impairment	2	1
Loans held for investment: Collectively evaluated for allowances	89	95
Total loans held for investment	$ 89	$ 95
ACL on loans as a percentage of gross loans held for investment	2.25%	1.05%
Mortgage loans \| Other \| ASC 326 \| Impact of ASU adoption
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
ACL, beginning of period		$ 3
Commercial business loans
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
ACL, beginning of period	$ 11	67
(Recovery of) provision for credit losses	(5)	(2)
ACL, end of period	6	11
Allowance for credit losses: Collectively evaluated for impairment	6	11
Loans held for investment: Collectively evaluated for allowances	1,267	1,372
Total loans held for investment	$ 1,267	$ 1,372
ACL on loans as a percentage of gross loans held for investment	0.47%	0.80%
Commercial business loans \| ASC 326 \| Impact of ASU adoption
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
ACL, beginning of period		$ (54)
Consumer loans
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
ACL, beginning of period		4
Loans held for investment: Collectively evaluated for allowances	$ 57	65
Total loans held for investment	$ 57	65
Consumer loans \| ASC 326 \| Impact of ASU adoption
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
ACL, beginning of period		$ (4)

Represents amount of allowance for loan losses as a percentage of gross loans-held for investment.

No definition available.

Name:	prov_AllowanceForLoanLossesAsAPercentageOfGrossLoansHeldForInvestment
Namespace Prefix:	prov_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

+ Details

Name:	us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of allowance for credit loss on financing receivable evaluated on collective basis. Excludes financing receivable evaluated on individual basis.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 4
-Subparagraph (SAB Topic 6.L.5.a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480418/310-10-S99-4

Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 11B
-Subparagraph (g)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-11B

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 30
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479391/326-20-30-2

+ Details

Name:	us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of allowance for credit loss on financing receivable evaluated on individual basis. Excludes financing receivable evaluated on collective basis.

+ References

+ Details

Name:	us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of financing receivable collectively evaluated for credit loss. Excludes financing receivable individually evaluated for credit loss.

+ References

+ Details

Name:	us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

Name:	us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRollForward
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amortized cost excluding accrued interest, before allowance for credit loss, fee, and loan in process, of financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(7))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

+ Details

Name:	us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

+ Details

Name:	us-gaap_FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of financing receivable individually evaluated for credit loss. Excludes financing receivable collectively evaluated for credit loss.

+ References

+ Details

Name:	us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	us-gaap_AdjustmentsForNewAccountingPronouncementsAxis=us-gaap_AccountingStandardsUpdate201613Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CumulativeEffectPeriodOfAdoptionAxis=srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=prov_MortgageLoansSingleFamilyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=prov_MortgageLoansMultiFamilyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=prov_MortgageLoansCommercialRealEstateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConstructionLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=prov_MortgageLoansOtherMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: