| Component: (Network and Table) | |
|---|---|
| Network | 161 - Disclosure - Debt (Schedule of Minimum Future Lease Payments on Capitalized Leases) (Detail) (http://www.aepinc.com/taxonomy/role/DisclosureDebtScheduleOfMinimumFutureLeasePaymentsOnCapitalizedLeases) |
| Table | Schedule Of Capital Leases Future Minimum Payments Receivable [Table] |
| Reporting Entity [Axis] | 0000785787 (http://www.sec.gov/CIK) |
| Legal Entity [Axis] | Entity [Domain] |
| Schedule Of Capital Leases Future Minimum Payments Receivable [Line Items] | Period [Axis] |
|---|---|
2012-10-31 | |
2013 | 2,726,000 |
2014 | 2,703,000 |
2015 | 1,697,000 |
2016 | 990,000 |
2017 | 990,000 |
Thereafter | 1,980,000 |
Total minimum lease payments | 11,086,000 |
Less: Amounts representing interest | 1,103,000 |
Present value of minimum lease payments | 9,983,000 |
Less: Current portion of obligations under capital leases | 2,334,000 |
Long-term portion of obligations under capital leases | 7,649,000 |