Commitments, Contingencies, and Credit Risk (Details Textual) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Commitments unused by cardholders	$ 210us-gaap_UnusedCommitmentsToExtendCredit
Proceeds from credit card loan	671psbq_ProceedsFromCreditCardLoan
Credit risk description	The commitments are generally structured to allow for 100% collateralization on all letters of credit.
Loss on sale of credit card loan balances	31psbq_LossOnSaleOfCreditCardLoanBalances
Loss on sale of credit card loan balances, net of tax	19
Aggregate exposure on the full recourse balances amount	335
FHLB Mortgage Partnership Finance Program [Member]
Amount of commitments outstanding	$ 688	$ 1,507

- Definition

Description of credit risk arising from all financial instruments, whether from an individual counterparty or groups of counterparties. Includes disclosures concerning (a) information about the (shared) activity, region or economic characteristic that identifies the concentration, (b) the maximum amount of loss due to credit risk that would be incurred if the counterparties failed completely to perform according to the terms of the contracts, and any security or collateral for the amount due proved to be of no value, (c) the entity's policy of requiring collateral or other security to support financial instruments subject to credit risk, information about the entity's access to that collateral or other security, and the nature and a brief description of the collateral or other security supporting those financial instruments, and (d) the policy of entering into and information about master netting arrangements to mitigate the credit risk of financial instruments, and a brief description of the terms of those arrangements, including the extent to which they would reduce the maximum amount of loss due to credit risk.

+ References+ Details