XML 83 R61.htm IDEA: XBRL DOCUMENT ﻿
v2.3.0.11

Quarterly Financial Data (Unaudited) (Details) (USD $) In Millions, except Per Share data | 3 Months Ended | 12 Months Ended
--- | --- | ---
May 31, 2011 | Feb. 28, 2011 | Nov. 30, 2010 | Aug. 31, 2010 | May 31, 2010 | Feb. 28, 2010 | Nov. 30, 2009 | Aug. 31, 2009 | May 31, 2011 | May 31, 2010 | May 31, 2009
Selected Quarterly Financial Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Service revenue | $ 510.4 | $ 519.6 | $ 500.0 | $ 506.2 | $ 482.5 | $ 493.8 | $ 483.0 | $ 486.5 | $ 2,036.2 | $ 1,945.8 | $ 2,007.3
Interest on funds held for clients | 12.3 | 11.7 | 12.0 | 12.1 | 13.7 | 14.0 | 13.6 | 13.7 | 48.1 | 55.0 | 75.5
Total revenue | 522.7 | 531.3 | 512.0 | 518.3 | 496.2 | 507.8 | 496.6 | 500.2 | 2,084.3 | 2,000.8 | 2,082.8
Operating income | 182.8 | 198.9 | 203.9 | 200.8 | 173.6 | 168.2 | 193.1 | 189.9 | 786.4 | 724.8 | 805.2
Investment income, net | 1.4 | 1.5 | 1.5 | 1.4 | 1.3 | 1.2 | 1.1 | 0.9 | 5.8 | 4.5 | 6.9
Income before income taxes | 184.2 | 200.4 | 205.4 | 202.2 | 174.9 | 169.4 | 194.2 | 190.8 | 792.2 | 729.3 | 812.1
Income taxes | 65.3 | 69.8 | 71.5 | 70.3 | 59.4 | 57.4 | 68.3 | 67.2 | 276.9 | 252.3 | 278.6
Net income | 118.9 | 130.6 | 133.9 | 131.9 | 115.5 | 112.0 | 125.9 | 123.6 | 515.3 | 477.0 | 533.5
Basic earnings per share | $ 0.33 | $ 0.36 | $ 0.37 | $ 0.36 | $ 0.32 | $ 0.31 | $ 0.35 | $ 0.34 | $ 1.42 | $ 1.32 | $ 1.48
Diluted earnings per share | $ 0.33 | $ 0.36 | $ 0.37 | $ 0.36 | $ 0.32 | $ 0.31 | $ 0.35 | $ 0.34 | $ 1.42 | $ 1.32 | $ 1.48
Weighted-average common shares outstanding | 362.0 | 361.8 | 361.7 | 361.6 | 361.5 | 361.4 | 361.4 | 361.2 | 361.8 | 361.4 | 360.8
Weighted-average common shares outstanding, assuming dilution | 363.0 | 362.6 | 362.1 | 362.0 | 362.0 | 361.9 | 361.7 | 361.4 | 362.4 | 361.7 | 361.0
Cash dividends per common share | $ 0.31 | $ 0.31 | $ 0.31 | $ 0.31 | $ 0.31 | $ 0.31 | $ 0.31 | $ 0.31 | $ 1.24 | $ 1.24 | $ 1.24
Total net realized gains | 0.9 | 0.1 | 0.2 | 0.1 | 0.9 | 1.3 | 0.7 | 0.3 | 1.3 | 3.2 | 1.1
Quarterly Financial Data (Textuals) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Increase in litigation reserve |  |  |  |  |  | $ 18.7 |  |  |  | $ 18.7 |

X
- Definition Increase in litigation reserve. + Details
Name: | payx_IncreaseInLitigationReserve
Namespace Prefix: | payx
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Interest on funds held for clients. + Details
Name: | payx_InterestOnFundsHeldForClients
Namespace Prefix: | payx
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Quarterly Financial Data. + Details
Name: | payx_QuarterlyFinancialDataTextualsAbstract
Namespace Prefix: | payx
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Aggregate dividends paid during the period for each share of common stock outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 + Details
Name: | us-gaap_CommonStockDividendsPerShareCashPaid
Namespace Prefix: | us-gaap
Data Type: | us-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of net income or loss for the period per each share of common stock outstanding during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 21 -Article 9 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 36, 37, 38 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 20 -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 18 -Article 7 + Details
Name: | us-gaap_EarningsPerShareBasic
Namespace Prefix: | us-gaap
Data Type: | us-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of net income or loss for the period per each share of common stock and dilutive common stock equivalents outstanding during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 11, 12, 36 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 20 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 18 -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 21 -Article 9 + Details
Name: | us-gaap_EarningsPerShareDiluted
Namespace Prefix: | us-gaap
Data Type: | us-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The net realized gain or loss on investments sold during the period, which, for cash flow reporting, is a component of proceeds from investing activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 + Details
Name: | us-gaap_GainLossOnSaleOfInvestments
Namespace Prefix: | us-gaap
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Sum of operating profit and nonoperating income (expense) before income (loss) from equity method investments, income taxes, extraordinary items, cumulative effects of changes in accounting principles, and noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Subparagraph 1(i) -Article 4 + Details
Name: | us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
Namespace Prefix: | us-gaap
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The sum of the current income tax expense (benefit) and the deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Article 4 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 45 -Subparagraph a, b + Details
Name: | us-gaap_IncomeTaxExpenseBenefit
Namespace Prefix: | us-gaap
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The aggregate amount of income from investments (for example, dividends) not considered a component of the entity's core operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 7 -Article 5 + Details
Name: | us-gaap_InvestmentIncomeNonoperating
Namespace Prefix: | us-gaap
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The portion of consolidated profit or loss for the period, net of income taxes, which is attributable to the parent. If the entity does not present consolidated financial statements, the amount of profit or loss for the period, net of income taxes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph d Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A7 -Appendix A Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph a Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 20 -Article 9 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 10, 15 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number 87-21 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28, 29, 30 + Details
Name: | us-gaap_NetIncomeLoss
Namespace Prefix: | us-gaap
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The net result for the period of deducting operating expenses from operating revenues. + Details
Name: | us-gaap_OperatingIncomeLoss
Namespace Prefix: | us-gaap
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Aggregate revenue recognized during the period (derived from goods sold, services rendered, insurance premiums, or other activities that constitute an entity's earning process). For financial services companies, also includes investment and interest income, and sales and trading gains. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + Details
Name: | us-gaap_Revenues
Namespace Prefix: | us-gaap
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + Details
Name: | us-gaap_SalesRevenueServicesNet
Namespace Prefix: | us-gaap
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

X
- Definition The average number of shares issued and outstanding that are used in calculating diluted EPS, determined based on the timing of issuance of shares in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -Subparagraph a Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 8 + Details
Name: | us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
Namespace Prefix: | us-gaap
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of [basic] shares, after adjustment for contingently issuable shares and other shares not deemed outstanding, determined by relating the portion of time within a reporting period that common shares have been outstanding to the total time in that period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 171 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -Subparagraph a Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 8 + Details
Name: | us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Namespace Prefix: | us-gaap
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration