Loans Receivable

No definition available.

Name:	pcbs_LoansReceivable
Namespace Prefix:	pcbs_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Number Of Days Of Default Payment

+ References

No definition available.

+ Details

Name:	pcbs_NumberOfDaysOfDefaultPayment
Namespace Prefix:	pcbs_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of Loans Modified

+ References

No definition available.

+ Details

Name:	pcbs_NumberOfLoansModified
Namespace Prefix:	pcbs_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage Of Loan Portfolio

+ References

No definition available.

+ Details

Name:	pcbs_PercentageOfLoanPortfolio
Namespace Prefix:	pcbs_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of allowance for credit losses related to receivables which had been measured under a general allowance for credit losses methodology that are now identified as troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 40

-Section 65

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=7484272&loc=SL7484277-172609

+ Details

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

- Definition

Amount of addition to allowance reserve for credit loss arising from purchase of loan and lease portfolios.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5212-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.7(d))

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 7

-Subparagraph d

-Article 9

+ Details

Name:	us-gaap_AllowanceForLoanAndLeaseLossesLoansAcquired
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 33

-URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953676-111524

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Details

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

Loans Net - Additional Information (Detail) (USD $)	6 Months Ended
Loans Net - Additional Information (Detail) (USD $)	Jun. 30, 2013	Jun. 30, 2013 Troubled Debt Restructuring Loan	Jun. 30, 2013 Extended Term of Loan Loan	Jun. 30, 2013 Financing Receivable Troubled Debt Restructurings Rate Reductions Loan	Jun. 30, 2013 Before Restructuring Loan	Jun. 30, 2013 Classified Loans	Dec. 31, 2012 Classified Loans	Jun. 30, 2013 Pass Credit	Jun. 30, 2013 Grade 6 Special Mention
Financing Receivable, Recorded Investment [Line Items]
Percentage of loan portfolio considered pass credits								80.00%
Loans rated as special mention						$ 17,900,000	$ 19,100,000		$ 6,300,000
Recorded investment in loans	3,900,000
Allowance for loan losses	$ 238,000
Loan considered for troubled debt restructuring		6			2
Loan Modified			6	2
Number of days default to occur	90 days