XML 37 R44.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Workers' Compensation Claims - Summarizes Aggregate Workers' Compensation Reserve Activity (Detail) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2014 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Workers Compensation Reserve [Abstract] |  |  |  |
Workers' compensation claims liabilities, Beginning balance |  | $ 112,444 us-gaap_WorkersCompensationLiabilityCurrentAndNoncurrent | $ 70,564 us-gaap_WorkersCompensationLiabilityCurrentAndNoncurrent | $ 51,193 us-gaap_WorkersCompensationLiabilityCurrentAndNoncurrent
Claims expense accrual: |  |  |  |
Current year |  | 97,883 bbsi_WorkersCompensationExpenseAccrualClaimsForCurrentPeriod | 63,822 bbsi_WorkersCompensationExpenseAccrualClaimsForCurrentPeriod | 38,386 bbsi_WorkersCompensationExpenseAccrualClaimsForCurrentPeriod
Prior years | 61,300 bbsi_WorkersCompensationExpenseAccrualClaimsForPriorPeriods | 67,101 bbsi_WorkersCompensationExpenseAccrualClaimsForPriorPeriods | 23,445 bbsi_WorkersCompensationExpenseAccrualClaimsForPriorPeriods | 12,344 bbsi_WorkersCompensationExpenseAccrualClaimsForPriorPeriods
Total expense accrual | 101,200 bbsi_WorkersCompensationExpenseAccrualClaims | 164,984 bbsi_WorkersCompensationExpenseAccrualClaims | 87,267 bbsi_WorkersCompensationExpenseAccrualClaims | 50,730 bbsi_WorkersCompensationExpenseAccrualClaims
Claims payments related to: |  |  |  |
Current year |  | 13,183 bbsi_WorkersCompensationClaimPaymentsCurrentPeriod | 10,586 bbsi_WorkersCompensationClaimPaymentsCurrentPeriod | 6,746 bbsi_WorkersCompensationClaimPaymentsCurrentPeriod
Prior years |  | 48,263 bbsi_ClaimPaymentsPriorPeriod | 34,801 bbsi_ClaimPaymentsPriorPeriod | 24,613 bbsi_ClaimPaymentsPriorPeriod
Total paid |  | 61,446 bbsi_WorkersCompensationClaimPayments | 45,387 bbsi_WorkersCompensationClaimPayments | 31,359 bbsi_WorkersCompensationClaimPayments
Workers' compensation claims liabilities, Ending balance |  | 215,982 us-gaap_WorkersCompensationLiabilityCurrentAndNoncurrent | 112,444 us-gaap_WorkersCompensationLiabilityCurrentAndNoncurrent | 70,564 us-gaap_WorkersCompensationLiabilityCurrentAndNoncurrent
Incurred but not reported (IBNR) |  | $ 113,984 bbsi_WorkersCompensationIncurredButNotReported | $ 69,611 bbsi_WorkersCompensationIncurredButNotReported | $ 47,992 bbsi_WorkersCompensationIncurredButNotReported

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

X
- Definition Claim payments prior period. + References No definition available. + Details
Name: | bbsi_ClaimPaymentsPriorPeriod
Namespace Prefix: | bbsi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Definition Workers compensation claim payments. + References No definition available. + Details
Name: | bbsi_WorkersCompensationClaimPayments
Namespace Prefix: | bbsi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Workers compensation claim payments current period. + References No definition available. + Details
Name: | bbsi_WorkersCompensationClaimPaymentsCurrentPeriod
Namespace Prefix: | bbsi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Workers compensation expense accrual claims. + References No definition available. + Details
Name: | bbsi_WorkersCompensationExpenseAccrualClaims
Namespace Prefix: | bbsi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Workers compensation expense accrual claims for current period. + References No definition available. + Details
Name: | bbsi_WorkersCompensationExpenseAccrualClaimsForCurrentPeriod
Namespace Prefix: | bbsi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Workers compensation expense accrual claims for prior periods. + References No definition available. + Details
Name: | bbsi_WorkersCompensationExpenseAccrualClaimsForPriorPeriods
Namespace Prefix: | bbsi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Workers compensation incurred but not reported. + References No definition available. + Details
Name: | bbsi_WorkersCompensationIncurredButNotReported
Namespace Prefix: | bbsi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

X
- Definition Carrying value as of the balance sheet date of obligations and payables pertaining to claims incurred of a workers compensation nature. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.15(5)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.15(a)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 15 -Subparagraph a -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 15 -Subparagraph 5 -Article 9 + Details
Name: | us-gaap_WorkersCompensationLiabilityCurrentAndNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant