RESTRUCTURING, INTEGRATION AND OTHER COSTS (Details 2) - USD ($) $ in Millions	3 Months Ended			6 Months Ended		12 Months Ended
	Jun. 30, 2016	Mar. 31, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Restructuring reserve
Costs incurred and/or charged to expense	$ 19.5		$ 143.4	$ 57.5	$ 198.4
Salix
Restructuring reserve
Balance at the beginning of the period	32.6	$ 35.6		35.6	0.0	$ 0.0
Costs incurred and/or charged to expense	(0.3)	8.4				91.5
Cash payments	(11.4)	(11.4)				(58.1)
Non-cash adjustments						2.2
Balance at the end of the period	20.9	32.6		20.9		35.6
Salix | Employee Termination Costs - Severance and Related Benefits
Restructuring reserve
Balance at the beginning of the period	24.6	35.0		35.0	0.0	0.0
Costs incurred and/or charged to expense	(1.2)	0.7		82.0		90.6
Cash payments	(10.2)	(11.1)		(26.0)		(57.8)
Non-cash adjustments						2.2
Balance at the end of the period	13.2	24.6		13.2		35.0
Salix | Contract Termination, Facility Closure and Other Costs
Restructuring reserve
Balance at the beginning of the period	8.0	0.6		0.6	$ 0.0	0.0
Costs incurred and/or charged to expense	0.9	7.7				0.9
Cash payments	(1.2)	(0.3)				(0.3)
Non-cash adjustments						0.0
Balance at the end of the period	$ 7.7	$ 8.0		$ 7.7		$ 0.6