FAIR VALUE MEASUREMENT (Tables)

3 Months Ended

Mar. 27, 2016

Fair Value Disclosures [Abstract]

Schedule of Assets and Liabilities Measured on Recurring Basis

Assets and liabilities measured at fair value on a recurring basis are shown in the table below by their corresponding balance sheet caption and consisted of the following types of instruments (in thousands):

	March 27, 2016				December 31, 2015
	Fair Value Measurements at Reporting Date Using				Fair Value Measurements at Reporting Date Using
	(Level 1)		Total		(Level 1)		Total
Assets measured at fair value:
Cash equivalents:
Money market funds	$	10,019	$	10,019	$	15,011	$	15,011
Restricted cash:
Money market funds	1,808		1,808		1,808		1,808
Total assets measured at fair value	$	11,827	$	11,827	$	16,819	$	16,819