The id of the MultistoryStairs element to which this element belongs. If this stairs element is not a member of a MultistoryStairs element, this will be InvalidElementId.

public ElementId MultistoryStairsId { get; }

Public ReadOnly Property MultistoryStairsId As ElementId
	Get

public:
property ElementId^ MultistoryStairsId {
	ElementId^ get ();
}