change calc linkbase valiation for PER (menu selection of inferring precision) to use roundTiesToEven (IEEE recommendation) instead of prior 2.1 spec round half down (for decimal rounding)
change calc linkbase valiation for PER (menu selection of inferring
precision) to use roundTiesToEven (IEEE recommendation) instead of
prior 2.1 spec round half down (for decimal rounding)

sternshus/Arelle,sternshus/Arelle,sternshus/Arelle,sternshus/Arelle,sternshus/Arelle