XML 46 R33.htm IDEA: XBRL DOCUMENT v3.5.0.2

Workers' Compensation Claims - Additional Information (Detail) - USD ($) $ in Millions	Jun. 30, 2016	Dec. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Specified investment balances or other financial instruments	$ 158.2
Balance in ACE trust account	232.9	$ 166.6
California [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Surety bonds and standby letters of credit	152.0
Increasing Company's surety deposit requirement	$ 147.2

X

- Definition

Insurance Deposit As Security For Future Payment Obligations Under Workers Compensation Program

+ References

No definition available.

+ Details

Name:	bbsi_InsuranceDepositAsSecurityForFuturePaymentObligationsUnderWorkersCompensationProgram
Namespace Prefix:	bbsi_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Specified investment balances.

+ References

No definition available.

+ Details

Name:	bbsi_SpecifiedInvestmentBalances
Namespace Prefix:	bbsi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Specified investment balances increase in surety bond requirement.

+ References

No definition available.

+ Details

Name:	bbsi_SpecifiedInvestmentBalancesIncreaseInSuretyBondRequirement
Namespace Prefix:	bbsi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Standby letters of credit and a surety bond.

+ References

No definition available.

+ Details

Name:	bbsi_StandbyLettersOfCreditAndSuretyBond
Namespace Prefix:	bbsi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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

X

- Details

Name:	us-gaap_StatementGeographicalAxis=stpr_CA
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: