| Component: (Network and Table) | |
|---|---|
| Network | 147 - Disclosure - Furniture, Equipment and Purchased Software (Detail) (http://www.amsoftware.com/taxonomy/role/DisclosureFurnitureEquipmentAndPurchasedSoftware) |
| Table | Property, Plant and Equipment [Table] |
| Reporting Entity [Axis] | 0000713425 (http://www.sec.gov/CIK) |
| Legal Entity [Axis] | Entity [Domain] |
| Property, Plant and Equipment [Line Items] | Period [Axis] | |||||||
|---|---|---|---|---|---|---|---|---|
2016-04-30 | 2015-04-30 | |||||||
| Property, Plant and Equipment, Type [Axis] | Property, Plant and Equipment, Type [Axis] | |||||||
| Buildings and leasehold improvements | Computer equipment and purchased software | Office furniture and equipment | Property, Plant and Equipment, Type [Domain] | Buildings and leasehold improvements | Computer equipment and purchased software | Office furniture and equipment | Property, Plant and Equipment, Type [Domain] | |
Gross property plant and equipment | ||||||||
Accumulated depreciation and amortization | ( | ( | ||||||
Net property plant and equipment | 3,396,000 | 3,548,000 | ||||||