RESTRUCTURING CHARGES - Additional Information (Details) $ in Millions	1 Months Ended	3 Months Ended
	Dec. 31, 2016 USD ($) job_position	Mar. 31, 2017 USD ($)
Restructuring Cost and Reserve [Line Items]
Payments for restructuring		$ 6.3
EA Integration Restructuring Program
Restructuring Cost and Reserve [Line Items]
Number of positions eliminated | job_position	350
Payments for restructuring		5.1
EA Integration Restructuring Program | Minimum
Restructuring Cost and Reserve [Line Items]
Expected restructuring and related charges	$ 65.0
Effect on future cash flows		65.0
EA Integration Restructuring Program | Maximum
Restructuring Cost and Reserve [Line Items]
Expected restructuring and related charges	75.0
Effect on future cash flows		75.0
EA Integration Restructuring Program | Employee-related costs
Restructuring Cost and Reserve [Line Items]
Payments for restructuring		3.7
EA Integration Restructuring Program | Employee-related costs | Minimum
Restructuring Cost and Reserve [Line Items]
Expected restructuring and related charges	40.0
EA Integration Restructuring Program | Employee-related costs | Maximum
Restructuring Cost and Reserve [Line Items]
Expected restructuring and related charges	50.0
EA Integration Restructuring Program | Lease termination costs
Restructuring Cost and Reserve [Line Items]
Expected restructuring and related charges	15.0
EA Integration Restructuring Program | Other
Restructuring Cost and Reserve [Line Items]
Expected restructuring and related charges	$ 10.0
Payments for restructuring		$ 1.4