XML 58 R6.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Consolidated Statements of Comprehensive Income (Parentheticals) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Deferred income taxes | $ 7,512 us-gaap_DeferredIncomeTaxExpenseBenefit | $ 3,597 us-gaap_DeferredIncomeTaxExpenseBenefit | $ 1,365 us-gaap_DeferredIncomeTaxExpenseBenefit
Realized Gains on Marketable Securities [Member] |  |  |
Deferred income taxes | (385)us-gaap_DeferredIncomeTaxExpenseBenefit / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = ptsi_RealizedGainsOnMarketableSecuritiesMember | (131)us-gaap_DeferredIncomeTaxExpenseBenefit / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = ptsi_RealizedGainsOnMarketableSecuritiesMember | (618)us-gaap_DeferredIncomeTaxExpenseBenefit / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = ptsi_RealizedGainsOnMarketableSecuritiesMember
Unrealized Losses on Marketable Securities [Member] |  |  |
Deferred income taxes | 0 us-gaap_DeferredIncomeTaxExpenseBenefit / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = ptsi_UnrealizedLossesOnMarketableSecuritiesMember | 11 us-gaap_DeferredIncomeTaxExpenseBenefit / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = ptsi_UnrealizedLossesOnMarketableSecuritiesMember | 27 us-gaap_DeferredIncomeTaxExpenseBenefit / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = ptsi_UnrealizedLossesOnMarketableSecuritiesMember
Changes in Fair Value of Marketable Securities [Member] |  |  |
Deferred income taxes | $ 533 us-gaap_DeferredIncomeTaxExpenseBenefit / us-gaap_OtherComprehensiveIncomeLocationAxis = ptsi_ChangesInFairValueOfMarketableSecuritiesMember | $ 1,298 us-gaap_DeferredIncomeTaxExpenseBenefit / us-gaap_OtherComprehensiveIncomeLocationAxis = ptsi_ChangesInFairValueOfMarketableSecuritiesMember | $ 304 us-gaap_DeferredIncomeTaxExpenseBenefit / us-gaap_OtherComprehensiveIncomeLocationAxis = ptsi_ChangesInFairValueOfMarketableSecuritiesMember

X
- Definition Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I.7) -URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330036-122817 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Article 4 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 6 -Section I -Subsection 7 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Deferred Tax Expense (or Benefit) -URI http://asc.fasb.org/extlink&oid=6510177 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32639-109319 + Details
Name: | us-gaap_DeferredIncomeTaxExpenseBenefit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_OtherComprehensiveIncomeLocationAxis=ptsi_ChangesInFairValueOfMarketableSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis=ptsi_RealizedGainsOnMarketableSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis=ptsi_UnrealizedLossesOnMarketableSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |