Units Outstanding (Details) - shares	3 Months Ended	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2015	Sep. 30, 2014
Units Outstanding
Outstanding, Beginning of Period (in units)		273,040,452
Options exercised	500,000	526,201	800,000
Units issued		246,949
Units retired		(3,783,562)
Outstanding, End of Period (in units)	270,030,040	270,030,040
AllianceBernstein Units
Units Outstanding
Units retired		(25,991)