Additional interest, as a percentage that is added to a borrowing, be it at LIBOR or at the Base Rate.

No definition available.

Name:	pfin_ApplicableInterestRateMargins
Namespace Prefix:	pfin_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Maximum borrowing limit of short term debt.

+ References

No definition available.

+ Details

Name:	pfin_MaximumBorrowingCreditAgreementOriginal
Namespace Prefix:	pfin_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Date the debt agreement requires the first payment to be made, in CCYY-MM-DD format.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 50

-Paragraph 3

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823

+ Details

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

- Definition

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

+ References

No definition available.

+ Details

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

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400

+ Details

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

- Definition

Description of the frequency of periodic payments (monthly, quarterly, annual).

+ References

+ Details

Name:	us-gaap_DebtInstrumentFrequencyOfPeriodicPayment
Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_DebtInstrumentLineItems
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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

+ Details

Name:	us-gaap_DebtInstrumentMaturityDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of the required periodic payments applied to principal.

+ References

+ Details

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

- Definition

Amount borrowed under the credit facility as of the balance sheet date.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

+ Details

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

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(b),22(b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

+ Details

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

- Definition

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 14

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585

+ Details

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Period Type:	duration

DEBT (Details Textual) (USD $)			3 Months Ended	12 Months Ended					3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended
DEBT (Details Textual) (USD $)	Mar. 31, 2014 Capex Term Loan [Member]	Dec. 31, 2013 Capex Term Loan [Member]	Mar. 31, 2014 Term Loan [Member]	Dec. 31, 2013 Term Loan [Member]	Mar. 31, 2014 Revolving Credit Facility [Member]	Dec. 31, 2013 Revolving Credit Facility [Member]	Mar. 31, 2014 Revolving Credit Facility [Member] Base Rate Borrowing [Member]	Dec. 31, 2013 Revolving Credit Facility [Member] Base Rate Borrowing [Member]	Mar. 31, 2014 Capex Term Loan One [Member]	Dec. 31, 2012 Capex Term Loan One [Member]	Mar. 31, 2014 Capex Term Loan Two [Member]	Dec. 31, 2012 Capex Term Loan Two [Member]
Debt Instrument [Line Items]
Maximum Borrowing Credit Agreement Original					$ 29,423,000
Line of Credit Facility, Maximum Borrowing Capacity					20,000,000
Line of Credit Facility, Amount Outstanding					2,250,000	360,000
Debt Instrument, Face Amount			7,000,000
Debt Instrument, Description of Variable Rate Basis			Term Loan borrowings incur interest at LIBOR or the Base Rate plus the Applicable Margins, which was 3.00%.	Term Loan borrowings incur interest at LIBOR or the Base Rate plus the Applicable Margins, which was 2.00%.
Proceeds from Issuance of Long-term Debt										380,000		519,000
Applicable Interest Rate Margins	3.00%	2.00%	3.00%	2.00%			1.75%	0.75%
Debt Instrument, Periodic Payment, Principal			$ 23,000						$ 6,000		$ 9,000
Debt Instrument, Frequency of Periodic Payment			Monthly						Monthly		Monthly
Debt Instrument, Date of First Required Payment			Jan. 01, 2013						May 01, 2012		Oct. 01, 2012
Debt Instrument, Maturity Date			Dec. 19, 2017						Apr. 01, 2017		Sep. 01, 2017