REGULATORY CAPITAL - Other (Details)	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
REGULATORY CAPITAL
Required buffer percentage	2.50%	2.50%

The percentage of required capital conversion buffer for capital adequacy purposes.

No definition available.

Name:	pbfs_CapitalConversionBufferRequiredPercentage
Namespace Prefix:	pbfs_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration