XML 50 R36.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Summary of Operations and Significant Accounting Policies (Details Textual) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2012 Segment | Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2012 Maximum [Member] | Dec. 31, 2011 Maximum [Member] | Dec. 31, 2012 Minimum [Member] | Dec. 31, 2011 Minimum [Member] | Mar. 01, 2010 Ecole Insurance Company [Member]
Summary of Operations and Significant Accounting Policies (Textual) [Abstract] |  |  |  |  |  |  |  |
Restricted capital | $ 9,726,000 | $ 9,923,000 |  |  |  |  |  | $ 6,100,000
Restricted marketable securities maturity period |  |  |  | 2 years | 2 years | 180 days | 180 days |
Workers Compensation Coverage Per Occurrence |  |  |  | 5,000,000 |  | 1,000,000 |  |
Summary of Operations and Significant Accounting Policies (Additional Textual) [Abstract] |  |  |  |  |  |  |  |
Revenue from attributable to geographic area | 79.00% | 75.00% | 69.00% |  |  |  |  |
Operating and reporting segment | 1 |  |  |  |  |  |  |
Revenue recognition PEO service contract minimum term | 1 year |  |  |  |  |  |  |
PEO Service Contract Cancellation and Termination Period | 30 days |  |  |  |  |  |  |
Likelihood Of Tax Benefit Being Realized Upon Settlement | 50.00% |  |  |  |  |  |  |
Impairment | 0 |  |  |  |  |  |  |
Income taxes paid | 3,300,000 | 4,700,000 | 1,800,000 |  |  |  |  |
Cash and cash equivalents exceeded federally insured limits Value | $ 44,600,000 |  |  |  |  |  |  |

X
- Definition Cash and cash equivalents exceeded federally insured limits value. + References No definition available. + Details
Name: | bbsi_CashAndCashEquivalentsExceededFederallyInsuredLimitsValue
Namespace Prefix: | bbsi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Debt instrument maturity period. + References No definition available. + Details
Name: | bbsi_DebtInstrumentMaturityPeriod
Namespace Prefix: | bbsi_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Entity wide revenue by major geographic area percentage. + References No definition available. + Details
Name: | bbsi_EntityWideRevenueByMajorGeographicAreaPercentage
Namespace Prefix: | bbsi_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Likelihood of tax benefit being realized upon settlement percent. + References No definition available. + Details
Name: | bbsi_LikelihoodOfTaxBenefitBeingRealizedUponSettlementPercent
Namespace Prefix: | bbsi_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Operating and reporting segment. + References No definition available. + Details
Name: | bbsi_OperatingAndReportingSegment
Namespace Prefix: | bbsi_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period for cancellation or termination of PEO service contract. + References No definition available. + Details
Name: | bbsi_PeriodForCancellationOrTerminationOfPeoServiceContract
Namespace Prefix: | bbsi_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Restricted marketable securities and workers' compensation deposits. + References No definition available. + Details
Name: | bbsi_RestrictedMarketableSecuritiesAndWorkersCompensationDeposits
Namespace Prefix: | bbsi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Revenue recognition PEO service contract minimum term. + References No definition available. + Details
Name: | bbsi_RevenueRecognitionPeoServiceContractMinimumTerm
Namespace Prefix: | bbsi_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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

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

X
- Definition Workers compensation coverage per occurrence. + References No definition available. + Details
Name: | bbsi_WorkersCompensationCoveragePerOccurrence
Namespace Prefix: | bbsi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 144 -Paragraph 45, 46, 47 -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 Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 -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 Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=8077374&loc=d3e2420-110228 + Details
Name: | us-gaap_AssetImpairmentCharges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4297-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 29 -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 95 -Paragraph 27 -Subparagraph f -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_IncomeTaxesPaidNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration