FAIR VALUE OF FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Fair Value by Level (Details) $ in Thousands	1 Months Ended	3 Months Ended
	May 31, 2019 USD ($) instrument	Apr. 03, 2021 USD ($)	Apr. 04, 2020 USD ($)	Dec. 31, 2020 USD ($)
Assets:
Short-term investments in deferred compensation plan		$ 2,527		$ 2,333
Total assets		2,527		2,333
Liabilities:
Fair value of liabilities		67,148		78,109
Short-term investments, unrealized holding gain (loss)		100	$ (800)
Foreign currencyhedge
Assets:
Foreign currency hedge				0
Liabilities:
Fair value of liabilities		678
Forward contract agreement, amount of hedge				66,000
Realized gain on foreign currency hedge		(100)
Level 1
Assets:
Short-term investments in deferred compensation plan		2,378		2,180
Total assets		2,378		2,180
Liabilities:
Fair value of liabilities		0		0
Level 1 | Foreign currencyhedge
Assets:
Foreign currency hedge				0
Liabilities:
Fair value of liabilities		0
Level 2
Assets:
Short-term investments in deferred compensation plan		149		153
Total assets		149		153
Liabilities:
Fair value of liabilities		67,148		78,109
Level 2 | Foreign currencyhedge
Assets:
Foreign currency hedge				0
Liabilities:
Fair value of liabilities		678
Level 3
Assets:
Short-term investments in deferred compensation plan		0		0
Total assets		0		0
Liabilities:
Fair value of liabilities		0		0
Level 3 | Foreign currencyhedge
Assets:
Foreign currency hedge				0
Liabilities:
Fair value of liabilities		0
Deferred compensation plan liability
Liabilities:
Fair value of liabilities		2,567		2,339
Deferred compensation plan liability | Level 1
Liabilities:
Fair value of liabilities		0		0
Deferred compensation plan liability | Level 2
Liabilities:
Fair value of liabilities		2,567		2,339
Deferred compensation plan liability | Level 3
Liabilities:
Fair value of liabilities		0		0
Interest Rate Swap
Liabilities:
Fair value of liabilities		63,903		75,770
Interest Rate Swap | Level 1
Liabilities:
Fair value of liabilities		0		0
Interest Rate Swap | Level 2
Liabilities:
Fair value of liabilities		63,903		75,770
Interest Rate Swap | Level 3
Liabilities:
Fair value of liabilities		0		0
Money market
Assets:
Short-term investments in deferred compensation plan		286		349
Money market | Level 1
Assets:
Short-term investments in deferred compensation plan		286		349
Money market | Level 2
Assets:
Short-term investments in deferred compensation plan		0		0
Money market | Level 3
Assets:
Short-term investments in deferred compensation plan		0		0
Mutual funds – Growth
Assets:
Short-term investments in deferred compensation plan		564		487
Mutual funds – Growth | Level 1
Assets:
Short-term investments in deferred compensation plan		564		487
Mutual funds – Growth | Level 2
Assets:
Short-term investments in deferred compensation plan		0		0
Mutual funds – Growth | Level 3
Assets:
Short-term investments in deferred compensation plan		0		0
Mutual funds – Blend
Assets:
Short-term investments in deferred compensation plan		1,186		1,006
Mutual funds – Blend | Level 1
Assets:
Short-term investments in deferred compensation plan		1,186		1,006
Mutual funds – Blend | Level 2
Assets:
Short-term investments in deferred compensation plan		0		0
Mutual funds – Blend | Level 3
Assets:
Short-term investments in deferred compensation plan		0		0
Mutual funds – Foreign blend
Assets:
Short-term investments in deferred compensation plan		342		338
Mutual funds – Foreign blend | Level 1
Assets:
Short-term investments in deferred compensation plan		342		338
Mutual funds – Foreign blend | Level 2
Assets:
Short-term investments in deferred compensation plan		0		0
Mutual funds – Foreign blend | Level 3
Assets:
Short-term investments in deferred compensation plan		0		0
Mutual funds – Fixed income
Assets:
Short-term investments in deferred compensation plan		149		153
Mutual funds – Fixed income | Level 1
Assets:
Short-term investments in deferred compensation plan		0		0
Mutual funds – Fixed income | Level 2
Assets:
Short-term investments in deferred compensation plan		149		153
Mutual funds – Fixed income | Level 3
Assets:
Short-term investments in deferred compensation plan		$ 0		$ 0
Designated as Hedging Instrument | Interest Rate Swap
Liabilities:
Derivative, term of contract	4 years
Derivative, notional amount	$ 1,500,000
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap
Liabilities:
Number of interest rate swaps | instrument	3
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap One
Liabilities:
Derivative, notional amount	$ 500,000
Derivative, fixed interest rate	5.918%
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap Two
Liabilities:
Derivative, notional amount	$ 500,000
Derivative, fixed interest rate	5.906%
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap Three
Liabilities:
Derivative, notional amount	$ 500,000
Derivative, fixed interest rate	5.907%