FAIR VALUE MEASUREMENT (Tables)

12 Months Ended

Dec. 29, 2019

Fair Value Disclosures [Abstract]

Fair Value Measurements, Recurring and Nonrecurring

Our assets measured at fair value on a recurring basis consisted of the following:

	December 29, 2019
(in thousands)	Total fair value		Quoted prices in active markets for identical assets (level 1)		Significant other observable inputs (level 2)		Significant unobservable inputs (level 3)
Cash and cash equivalents	$	37,608	$	37,608	$	—	$	—
Restricted cash and cash equivalents	54,763		54,763		—		—
Cash, cash equivalents and restricted cash (1)	$	92,371	$	92,371	$	—	$	—
Municipal debt securities	$	74,236	$	—	$	74,236	$	—
Corporate debt securities	76,068		—		76,068		—
Agency mortgage-backed securities	1,376		—		1,376		—
U.S. government and agency securities	1,051		—		1,051		—
Restricted investments classified as held-to-maturity	$	152,731	$	—	$	152,731	$	—
Deferred compensation investments (2)	$	13,670	$	13,670	$	—	$	—

	December 30, 2018
(in thousands)	Total fair value		Quoted prices in active markets for identical assets (level 1)		Significant other observable inputs (level 2)		Significant unobservable inputs (level 3)
Cash and cash equivalents	$	46,988	$	46,988	$	—	$	—
Restricted cash and cash equivalents	55,462		55,462		—		—
Cash, cash equivalents and restricted cash (1)	$	102,450	$	102,450	$	—	$	—
Municipal debt securities	$	76,690	$	—	$	76,690	$	—
Corporate debt securities	75,432		—		75,432		—
Agency mortgage-backed securities	2,531		—		2,531		—
U.S. government and agency securities	988		—		988		—
Restricted investments classified as held-to-maturity	$	155,641	$	—	$	155,641	$	—
Deferred compensation investments (2)	$	22,621	$	22,621	$	—	$	—

(1) Cash, cash equivalents and restricted cash consist of money market funds, deposits, and investments with original maturities of three months or less.

(2) Deferred compensation investments consist of mutual funds and money market funds.