Service Revenue (Narrative) (Details) |
3 Months Ended |
|---|---|
Aug. 31, 2018 | |
| Service Revenue [Abstract] | |
| Percentage of client worksite employees participation in benefit plans not retained risk | 60.00% |
| Percentage of client worksite employees participation in benefit plans retained risk | 40.00% |
| Revenue performance obligations timing | the Company defers revenue associated with these performance obligations, which exceed one year, and subsequently recognizes these as future services are provided, over approximately three to four years |
| X | ||||||||||
- Definition Percentage Worksite Employee Participation Not Retained Risk No definition available.
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| X | ||||||||||
- Definition Percentage Worksite Employee Participation Retained Risk No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Description of timing for satisfying performance obligation in contract with customer. Includes, but is not limited to, as services are rendered, and upon shipment, delivery or completion of service. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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