XML 114 R92.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Employee Share Plans - Additional Information (Detail) (USD $) Share data in Millions, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Retirement Plans [Line Items] |  |  |
Holding period of stock | 1 year |  |
Shares purchased under ESPP | 0.1 | 0.2 |
Options awarded under the plans vesting period | 4 years |  |
Restricted Stock Awards [Member] |  |  |
Retirement Plans [Line Items] |  |  |
Maximum stock based compensation awards granted under the plan | 15.0 |  |
Compensation cost for non-vested stock options weighted average period | 1 year 3 months 18 days |  |
Unrecognized compensation cost for restricted stock awards | $ 7,000,000 |  |
Total fair value of shares vested during period | 3,000,000 | 2,900,000 | 2,400,000
Market value of shares awarded during period | 3,400,000 | 3,000,000 | 3,600,000
Employee Stock Purchase Plan [Member] |  |  |
Retirement Plans [Line Items] |  |  |
Price an employee pays for shares as percentage of fair market value | 85.00% |  |
Termination date of the Employee Stock Purchase Plan | Jun. 30, 2017 |  |
Compensation expense | 100,000 | 200,000 |
Stock Option [Member] |  |  |
Retirement Plans [Line Items] |  |  |
Percentage of incremental vesting schedule | 25.00% | 25.00% | 25.00%
Incremental vesting schedule period | 4 years |  |
Stock options expire | 6 years |  |
Options awarded under the plans vesting period | 4 years |  |
Percentage of option price to fair market value | 110.00% |  |
Percentage of voting power of all classes of stock of CBIZ | 10.00% |  |
Weighted-average grant-date fair value of stock options granted | 2,900,000 | 2,500,000 | 3,500,000
Aggregate intrinsic value of stock options exercised | 2,000,000 | 800,000 | 800,000
Unrecognized compensation cost for non-vested stock option | 6,600,000 |  |
Compensation cost for non-vested stock options weighted average period | 1 year 4 months 24 days |  |
2002 Stock Incentive Plan [Member] |  |  |
Retirement Plans [Line Items] |  |  |
Stock awards outstanding expiry | 2021 |  |
Share available for future grant | 2.3 |  |
Maximum [Member] |  |  |
Retirement Plans [Line Items] |  |  |
Restricted stock outstanding release from restriction period range | 2017-05 |  |
Maximum [Member] | Restricted Stock Awards [Member] |  |  |
Retirement Plans [Line Items] |  |  |
Options awarded under the plans vesting period | 4 years |  |
Maximum [Member] | Employee Stock Purchase Plan [Member] |  |  |
Retirement Plans [Line Items] |  |  |
ESPP allows qualified employees to purchase shares of common stock | $ 25,000 |  |
Minimum [Member] |  |  |
Retirement Plans [Line Items] |  |  |
Restricted stock outstanding release from restriction period range | 2014-02 |  |
Minimum [Member] | Restricted Stock Awards [Member] |  |  |
Retirement Plans [Line Items] |  |  |
Options awarded under the plans vesting period | 1 year |  |

X
- Definition Employee stock purchase plan expiration date. + References No definition available. + Details
Name: | cbz_EmployeeStockPurchasePlanExpirationDate
Namespace Prefix: | cbz_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Employee stock purchase plan holding period of stock. + References No definition available. + Details
Name: | cbz_EmployeeStockPurchasePlanHoldingPeriodOfStock
Namespace Prefix: | cbz_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Employee stock purchase plan purchase price of shares as a percentage of fair market value of common stock. + References No definition available. + Details
Name: | cbz_EmployeeStockPurchasePlanPurchasePriceOfSharesAsPercentageOfFairMarketValueOfCommonStock
Namespace Prefix: | cbz_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Employee stock purchase plan share purchase maximum authorized amount per employee per year. + References No definition available. + Details
Name: | cbz_EmployeeStockPurchasePlanSharePurchaseAuthorizedAmount
Namespace Prefix: | cbz_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

X
- Definition Share Based Compensation Arrangement By Share Based Payment Award Award Expiration Period + References No definition available. + Details
Name: | cbz_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationPeriod
Namespace Prefix: | cbz_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Share based compensation arrangement by share based payment award equity instruments other than options market value. + References No definition available. + Details
Name: | cbz_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsMarketValue
Namespace Prefix: | cbz_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Share based compensation arrangement by share based payment award expiration year. + References No definition available. + Details
Name: | cbz_ShareBasedCompensationArrangementByShareBasedPaymentAwardExpirationYear
Namespace Prefix: | cbz_
Data Type: | xbrli:gYearItemType
Balance Type: | na
Period Type: | duration

X
- Definition Share based compensation arrangement by share based payment award number of shares available for future grant. + References No definition available. + Details
Name: | cbz_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForFutureGrant
Namespace Prefix: | cbz_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition share based compensation arrangement by share based payment award options purchase price as a percentage of fair value. + References No definition available. + Details
Name: | cbz_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsPurchasePriceAsPercentageOfFairValue
Namespace Prefix: | cbz_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Share based compensation arrangement by share based payment award annual vesting percentage. + References No definition available. + Details
Name: | cbz_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPercentage
Namespace Prefix: | cbz_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Share-based compensation arrangement by share-based payment award vesting period from grant date. + References No definition available. + Details
Name: | cbz_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPeriodFromGrantDate
Namespace Prefix: | cbz_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Share based compensation arrangements by share based payments award options weighted average fair value at the time of grant date. + References No definition available. + Details
Name: | cbz_ShareBasedCompensationArrangementsByShareBasedPaymentsAwardOptionsWeightedAverageFairValueAtTimeOfGrantDate
Namespace Prefix: | cbz_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Share based compensation award equity instruments other than options outstanding release from restriction period range. + References No definition available. + Details
Name: | cbz_ShareBasedCompensationAwardEquityInstrumentsOtherThanOptionsOutstandingReleaseFromRestrictionPeriodRange
Namespace Prefix: | cbz_
Data Type: | xbrli:gYearMonthItemType
Balance Type: | na
Period Type: | duration

X
- Definition Share based compensation share based payments voting power percentage. + References No definition available. + Details
Name: | cbz_ShareBasedCompensationShareBasedPaymentsVotingPowerPercentage
Namespace Prefix: | cbz_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, 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 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Unrecognized cost of unvested share-based awards, other than options, awarded to employees as compensation. + References No definition available. + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Unrecognized cost of unvested options awarded to employees as compensation. + References No definition available. + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of plan compensation cost recognized during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 40 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6418621&loc=d3e17540-113929 + Details
Name: | us-gaap_EmployeeStockOwnershipPlanESOPCompensationExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, 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 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Number of shares issued during the period as a result of an employee stock purchase plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration