Herbalife Ltd. Annual report pursuant to Section 13 and 15(d)

Segment Information - Capital Expenditures (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Segment Reporting Information [Line Items]
Total Capital Expenditures	$ 156.7	$ 162.5	$ 122.8
United States [Member]
Segment Reporting Information [Line Items]
Total Capital Expenditures	119.7	121.3	81.6
Mexico [Member]
Segment Reporting Information [Line Items]
Total Capital Expenditures	3.8	2.4	2.8
South Korea [Member]
Segment Reporting Information [Line Items]
Total Capital Expenditures	0.2	1.8	4.1
China [Member]
Segment Reporting Information [Line Items]
Total Capital Expenditures	13.0	12.6	15.4
Others [Member]
Segment Reporting Information [Line Items]
Total Capital Expenditures	$ 20.0	$ 24.4	$ 18.9