XML 43 R26.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Description of Business, Basis of Presentation, and Significant Accounting Policies (Tables) | 12 Months Ended
--- | ---
May 31, 2017
Description of Business, Basis of Presentation, and Significant Accounting Policies [Abstract] |
Estimated Useful Lives of Depreciable Assets |
﻿ |  |
﻿ |  |
﻿Category |  | Depreciable life
﻿Buildings and improvements |  | Ten to 35 years or the remaining life, whichever is shorter
﻿Data processing equipment |  | Three to four years
﻿Furniture, fixtures, and equipment |  | Three to seven years
﻿Leasehold improvements |  | Ten years or the life of the lease, whichever is shorter
﻿

X
- Definition Property, Plant and Equipment, Estimated Useful Lives [Table Text Block] + References No definition available. + Details
Name: | payx_PropertyPlantAndEquipmentEstimatedUsefulLivesTableTextBlock
Namespace Prefix: | payx_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_AccountingPoliciesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration