FAIR VALUE MEASUREMENTS (Tables)

9 Months Ended

Sep. 28, 2016

Fair Value Disclosures [Abstract]

Schedule of Cash and Cash Equivalents

The following tables summarize our cash, cash equivalents and marketable securities by significant investment categories as of September 28, 2016 and December 30, 2015:

		September 28, 2016
		Cost Basis		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value		Cash and Cash Equivalents		Marketable Securities
Cash		$	7,111	$	—	$	—		$	7,111	$	7,111	$	—
Level 1:
	Money market funds	5,116		—		—			5,116		5,116		—
	Mutual funds	60,083		—		—			60,083		—		60,083
Level 2:
	Corporate debt securities(1)	2,428		3		(30		)	2,401		—		2,401
Total		$	74,738	$	3	$	(30	)	$	74,711	$	12,227	$	62,484

		December 30, 2015
		Cost Basis		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value		Cash and Cash Equivalents		Marketable Securities
Cash		$	70,816	$	—	$	—		$	70,816	$	70,816	$	—
Level 1:
	Money market funds	33		—		—			33		33		—
Level 2:
	Corporate debt securities(1)	2,397		1		(12		)	2,386		—		2,386
Total		$	73,246	$	1	$	(12	)	$	73,235	$	70,849	$	2,386

(1) The fair value of marketable securities with contractual maturity dates within one year are included in marketable securities and those with contractual maturity dates greater than one year are included in other assets on the Condensed Consolidated Balance Sheets. Corporate debt securities were measured at fair value using a market approach utilizing observable prices for identical securities or securities with similar characteristics and inputs that are observable or can be corroborated by observable market data

Schedule of Other Income From Available for Sale Securities

A summary of other income from available-for-sale securities recognized during the thirteen and thirty-nine weeks endedSeptember 28, 2016 and September 30, 2015 is as follows:

		Thirteen Weeks Ended					Thirty-Nine Weeks Ended
		September 28 2016			September 30 2015		September 28 2016			September 30 2015
Available-for-sale securities:
	Dividend income	$	133		$	—	$	133		$	—
	Interest income	22			—		68			—
	Loss on investments	(4		)	—		(4		)	—
Total other income, net		$	151		$	—	$	197		$	—

Schedule of Available-for-sale Securities and Gross Realized Gains and Losses

A summary of available-for-sale securities sold and gross realized gains and losses recognized during the thirteen and thirty-nine weeks endedSeptember 28, 2016 and September 30, 2015 is as follows:

		Thirteen Weeks Ended					Thirty-Nine Weeks Ended
		September 28 2016			September 30 2015		September 28 2016			September 30 2015
Available-for-sale securities:
	Gross proceeds from sales and redemptions	$	176		$	—	$	498		$	—
	Cost basis of sales and redemptions	180			—		502			—
	Gross realized gains included in net income	—			—		1			—
	Gross realized losses included in net income	(4		)	—		(5		)	—
	Amounts reclassified out of accumulated other comprehensive loss	3			—		3			—

Schedule of Investments in Marketable Securities, Accounted for as Available-For-Sale Securities

The following table summarizes, by contractual maturity date, the estimated fair value of our investments in marketable debt securities that are accounted for as available-for-sale securities:

	September 28 2016
Due within one year	$	1,265
Due after one year through 5 years	1,136
Due after 5 years through 10 years	—
Due after 10 years	—
Total	$	2,401