STOCKHOLDERS' EQUITY - Activity Under the Director and Employee Stock Unit Plans (Details) - $ / shares		12 Months Ended
		Dec. 28, 2018	Dec. 29, 2017	Dec. 30, 2016
Director stock units [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]
Beginning balance	[1]	372,400	341,100	307,800
Granted	[1]	34,500	31,300	33,300
Converted	[1]	(26,000)	0	0
Performance unit adjustments	[1],[2]	0
Canceled	[1]	0	0	0
Ending balance	[1]	380,900	372,400	341,100
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Beginning balance, weighted average grant date value	[3]	$ 55.25	$ 52.90	$ 52.53
Granted, weighted average grant date fair value	[3]	70.92	80.81	56.34
Converted, weighted average grant date fair value	[3]	60.95	0.00	0.00
Performance unit adjustments, weighted average grant date fair value	[2],[3]	0.00
Canceled, weighted average grant date fair value	[3]	0	0	0
Ending balance, weighted average grant date fair value	[3]	$ 56.28	$ 55.25	$ 52.90
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]
Beginning balance	[4]	743,700	727,400	436,100
Granted	[4]	237,900	222,400	491,500
Converted	[4]	(192,600)	(155,400)	(125,200)
Performance unit adjustments	[2],[4]	(12,600)
Canceled	[4]	(52,000)	(50,700)	(75,000)
Ending balance	[4]	724,400	743,700	727,400
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Beginning balance, weighted average grant date value	[3]	$ 60.61	$ 56.25	$ 81.56
Granted, weighted average grant date fair value	[3]	74.98	85.65	39.93
Converted, weighted average grant date fair value	[3]	64.15	76.51	80.58
Performance unit adjustments, weighted average grant date fair value	[2],[3]	89.00
Canceled, weighted average grant date fair value	[3]	70.80	59.25	55.89
Ending balance, weighted average grant date fair value	[3]	$ 63.16	$ 60.61	$ 56.25

[1] All director units are considered convertible although each individual has elected to defer conversion until a pre-arranged time.

[2] Adjustments based on final evaluations for non-vested performance stock units.

[3] Director and employee stock units are granted at no cost to the participants.

[4] All employee stock units outstanding are not vested at year end and are expected to vest.