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Interest Rate Derivatives - Additional Information (Details)	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Derivative [Line Items]
Hedging contracts rates	0.02%	0.02%
Minimum [Member]
Derivative [Line Items]
Hedging contracts rates	0.18%
Maximum [Member]
Derivative [Line Items]
Hedging contracts rates	0.09%
Cash Flow Hedging [Member]
Derivative [Line Items]
Hedging contracts rates		0.20%

X

- Definition

Hedging contracts rates

+ References

No definition available.

+ Details

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Namespace Prefix:	pbhc_
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- 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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Period Type:	duration

X

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
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Period Type: