Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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-Publisher FASB
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-Section 45
-Paragraph 4
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Amount of unrealized gain (loss) recognized in the income statement on unsold other securities.

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FAIR VALUE MEASUREMENTS - Additional Information (Details) - USD ($)	3 Months Ended	6 Months Ended
	Jun. 26, 2019	Jun. 24, 2020	Jun. 26, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Unrealized Gain (Loss) on Securities		$ (22,000)	$ 231,000
Asset impairment charges	$ 0	1,132,000
Property, Plant and Equipment
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Asset impairment charges		736,000
Operating Lease, Right-of-Use Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Asset impairment charges		383,000
Finance Lease, Right-of-Use Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Asset impairment charges		$ 13,000