STOCK-BASED COMPENSATION (Details 2)	12 Months Ended
	Dec. 28, 2019 $ / shares shares
Options outstanding and exercisable by price range
Options Outstanding, Number (in shares) | shares	488,560
Options Exercisable, Number (in shares) | shares	341,828
Range of exercise price per share from $104.47 and $112.08
Options outstanding and exercisable by price range
Options Outstanding, Number (in shares) | shares	183,658
Options Outstanding, Weighted Average Remaining Contractual Life	4 years 7 months 2 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 108.58
Options Exercisable, Number (in shares) | shares	113,866
Options Exercisable Weighted Average Exercise Price (in dollars per share)	$ 106.43
Range of exercise price per share from $123.87 and $132.84
Options outstanding and exercisable by price range
Options Outstanding, Number (in shares) | shares	70,396
Options Outstanding, Weighted Average Remaining Contractual Life	1 year 11 months 12 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 132.70
Options Exercisable, Number (in shares) | shares	70,396
Options Exercisable Weighted Average Exercise Price (in dollars per share)	$ 132.70
Range of exercise price per share from $142.67 to $164.35
Options outstanding and exercisable by price range
Options Outstanding, Number (in shares) | shares	234,506
Options Outstanding, Weighted Average Remaining Contractual Life	4 years 2 months 26 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 152.75
Options Exercisable, Number (in shares) | shares	157,566
Options Exercisable Weighted Average Exercise Price (in dollars per share)	$ 152.97
Minimum | Range of exercise price per share from $104.47 and $112.08
Options outstanding and exercisable by price range
Exercise price range, low end of range (in dollars per share)	104.47
Minimum | Range of exercise price per share from $123.87 and $132.84
Options outstanding and exercisable by price range
Exercise price range, low end of range (in dollars per share)	123.87
Minimum | Range of exercise price per share from $142.67 to $164.35
Options outstanding and exercisable by price range
Exercise price range, low end of range (in dollars per share)	142.67
Maximum | Range of exercise price per share from $104.47 and $112.08
Options outstanding and exercisable by price range
Exercise price range, high end of range (in dollars per share)	112.08
Maximum | Range of exercise price per share from $123.87 and $132.84
Options outstanding and exercisable by price range
Exercise price range, high end of range (in dollars per share)	132.84
Maximum | Range of exercise price per share from $142.67 to $164.35
Options outstanding and exercisable by price range
Exercise price range, high end of range (in dollars per share)	$ 164.35