| Code | Type |
|---|---|
| $CurrentPeriodEndDate | xs:date |
| xs:date('2017-12-31') | |
| $CurrentPeriodStartDate | xs:date |
| xs:date('2017-01-01') | |
| $PreviousPeriodEndDate | xs:date |
| xs:date('2016-12-31') | |
| $PreviousPeriodStartDate | xs:date |
| xs:date('2016-01-01') | |
| $ReportingYear | xs:integer |
| 2017 | |
| $YearPlus1PeriodEndDate | xs:date |
| xs:date('2018-12-31') | |
| $YearPlus1PeriodStartDate | xs:date |
| xs:date('2018-01-01') | |
| $YearPlus2PeriodEndDate | xs:date |
| xs:date('2019-12-31') | |
| $YearPlus2PeriodStartDate | xs:date |
| xs:date('2019-01-01') | |
| $YearPlus3PeriodEndDate | xs:date |
| xs:date('2020-12-31') | |
| $YearPlus3PeriodStartDate | xs:date |
| xs:date('2020-01-01') | |
| $YearPlus4PeriodEndDate | xs:date |
| xs:date('2021-12-31') | |
| $YearPlus4PeriodStartDate | xs:date |
| xs:date('2021-01-01') | |
| $YearPlus5PeriodEndDate | xs:date |
| xs:date('2022-12-31') | |
| $YearPlus5PeriodStartDate | xs:date |
| xs:date('2022-01-01') | |
| $aar-OCW-BusinessRules | xs:decimal |
| 1 | |