FAIR VALUE MEASUREMENT - Narrative (Details) (USD $)	Mar. 29, 2015	Dec. 31, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Transfers of assets between Level 1, 2 and 3	$ 0	$ 0
Transfers of liabilities between Level 1, 2 and 3	0	0
Fair Value, Inputs, Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets at fair value	0	0
Liabilities at fair value	0	0
Fair Value, Inputs, Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets at fair value	0	0
Liabilities at fair value	$ 0	$ 0