XML 60 R59.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Business Combinations (Details 2) (USD $) | 12 Months Ended | 0 Months Ended | 12 Months Ended |  | 12 Months Ended |  |  | 1 Months Ended | 12 Months Ended |  |  | 0 Months Ended |  | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2009 | Dec. 31, 2012 Tradename Minimum | Dec. 31, 2012 Tradename Maximum | Dec. 31, 2012 Non-compete agreements Minimum | Dec. 31, 2012 Non-compete agreements Maximum | Dec. 31, 2012 Customer relationships Minimum | Dec. 31, 2012 Customer relationships Maximum | Dec. 31, 2012 Backlog | Mar. 12, 2012 Sprint | Dec. 31, 2012 Sprint | Dec. 31, 2012 Sprint Tradename | Dec. 31, 2012 Sprint Non-compete agreements | Dec. 31, 2012 Sprint Customer relationships | Dec. 31, 2012 Saxon | Sep. 28, 2012 Saxon | Dec. 31, 2012 Saxon Non-compete agreements | Dec. 31, 2012 Saxon Customer relationships | Dec. 31, 2012 Saxon Backlog | Feb. 28, 2013 Q3 Contracting | Dec. 31, 2012 Q3 Contracting | Nov. 17, 2012 Q3 Contracting | Dec. 31, 2012 Q3 Contracting Tradename | Dec. 31, 2012 Q3 Contracting Non-compete agreements | Dec. 31, 2012 Q3 Contracting Customer relationships | Nov. 12, 2010 Rockford | Dec. 31, 2012 Rockford | Mar. 31, 2011 Rockford 2010 earnout target | Dec. 31, 2012 Rockford 2010 earnout target | Apr. 30, 2012 Rockford 2011 earnout target | Dec. 31, 2012 Rockford 2011 earnout target | Dec. 31, 2012 Rockford Tradename | Dec. 31, 2012 Rockford Non-compete agreements | Dec. 31, 2012 Rockford Customer relationships | Dec. 31, 2012 Rockford Backlog
Acquired intangible assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amortization Period |  |  |  | 3 years | 10 years | 2 years | 5 years | 5 years | 15 years | 9 months |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value |  |  |  |  |  |  |  |  |  |  | $ 3,600,000 | $ 3,600,000 | $ 700,000 | $ 450,000 | $ 2,450,000 | $ 1,350,000 | $ 1,350,000 | $ 100,000 | $ 1,150,000 | $ 100,000 |  | $ 21,550,000 | $ 21,550,000 | $ 6,650,000 | $ 450,000 | $ 14,450,000 | $ 15,510,000 | $ 15,510,000 |  |  |  |  | $ 7,450,000 | $ 2,100,000 | $ 2,750,000 | $ 3,210,000
Period for which goodwill and other intangible assets are deductible for income tax purposes |  |  |  |  |  |  |  |  |  |  |  | 15 years |  |  |  | 15 years |  |  |  |  |  | 15 years |  |  |  |  |  |  |  |  |  |  |  |  |  |
Goodwill not expected to be deductible for income tax purpose |  |  |  |  |  |  |  |  |  |  | 9,389,000 |  |  |  |  |  | 810,000 |  |  |  |  |  | 12,562,000 |  |  |  | 32,079,000 | 32,079,000 |  |  |  |  |  |  |  |
Pro forma results |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of pro forma tax rate used in calculating taxes on income from continuing operations | 39.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unregistered shares of common stock issued with an acquisition |  |  | 81,852.78 |  |  |  |  |  |  |  | 62,052 | 62,052 |  |  |  |  |  |  |  |  | 29,273 |  |  |  |  |  | 1,605,709 |  | 494,095 | 494,095 | 232,637 | 232,637 |  |  |  |
Revenues | 1,673,001 | 1,674,406 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income before provision for income taxes | 95,254 | 90,799 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income attributable to Primoris | $ 58,678 | $ 54,940 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted average common shares outstanding: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic (in shares) | 51,403 | 50,769 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Diluted (in shares) | 51,418 | 51,215 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Earnings per share attributable to Primoris: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic (in dollars per share) | $ 1.14 | $ 1.08 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Diluted (in dollars per share) | $ 1.14 | $ 1.07 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

X
- Definition Represents the period for income tax deduction, for acquired goodwill and other intangible assets of investee entity, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | prim_BusinessAcquisitionGoodwillAndIntangibleAssetsTaxDeductiblePeriod
Namespace Prefix: | prim_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | prim_BusinessAcquisitionProFormaEarningsPerShareAbstract
Namespace Prefix: | prim_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the percentage of pro forma tax rate used in calculating taxes on income from continuing operations for a period, as if the business combination or combinations had been completed at the beginning of a period. + References No definition available. + Details
Name: | prim_BusinessAcquisitionProFormaPercentageOfTaxRateUsedInCalculatingTaxesOnIncomeFromContinuingOperations
Namespace Prefix: | prim_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The pro forma number of diluted weighted average shares outstanding for a period, as if the business combination or combinations had been completed at the beginning of a period. + References No definition available. + Details
Name: | prim_BusinessAcquisitionProFormaWeightedAverageNumberOfDilutedSharesOutstanding
Namespace Prefix: | prim_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | prim_BusinessAcquisitionProFormaWeightedAverageNumberOfSharesOutstandingAbstract
Namespace Prefix: | prim_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The pro forma number of basic weighted average shares outstanding for a period, as if the business combination or combinations had been completed at the beginning of a period. + References No definition available. + Details
Name: | prim_BusinessAcquisitionProFormaWeightedAverageNumberOfSharesOutstandingBasic
Namespace Prefix: | prim_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The pro forma income from continuing operations before tax effect for the period, as if the business combination or combinations had been completed at the beginning of a period. + References No definition available. + Details
Name: | prim_BusinessAcquisitionsProFormaIncomeLossFromContinuingOperationsBeforeTax
Namespace Prefix: | prim_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of an intangible asset acquired in a business combination that reflects the future economic benefits expected to be derived from the business combination that are not separately identifiable tangible and intangible assets acquired. + References No definition available. + Details
Name: | prim_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedGoodwill
Namespace Prefix: | prim_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16265-109275 + Details
Name: | us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares of equity interests issued or issuable to acquire entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 51 -Subparagraph d -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=7659399&loc=d3e1392-128463 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 54 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 55 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 68 -Subparagraph r(2, 3) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=7659399&loc=d3e1392-128463 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 54 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 55 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 68 -Subparagraph r(2, 3) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessAcquisitionProFormaInformationAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=7659399&loc=d3e1392-128463 + Details
Name: | us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=7659399&loc=d3e1392-128463 + Details
Name: | us-gaap_BusinessAcquisitionsProFormaRevenue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of identifiable intangible assets recognized as of the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 12, 13, 14, 20, A107 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6910749&loc=d3e4845-128472 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=9154965&loc=d3e2207-128464 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 68 -Subparagraph i -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant