- Definition
Tabular disclosure of summarized balance sheet information of unconsolidated affiliates in which the entity has an investment in common stock accounted for under the equity method of accounting.
+ References+ Details
| Name: |
at_ScheduleOfEquityMethodInvestmentsSummarizedIncomeStatementInformationTableTextBlock |
| Namespace Prefix: |
at_ |
| Data Type: |
nonnum:textBlockItemType |
| Balance Type: |
na |
| Period Type: |
duration |