STOCK BASED COMPENSATION (Details) (USD $)	12 Months Ended
	Jan. 02, 2016	Jan. 03, 2015	Jan. 04, 2014	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011	Jan. 02, 2010	May 13, 2011
STOCK BASED COMPENSATION [Abstract]
Original number of shares available under the plan (in shares)								12,053,392
Stock available under the existing plan (in shares)								15,778,392
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Increase in the number of shares under the existing plan (in shares)								3,725,000
Available for grant under the Plan (in shares)					4,084,290
Stock-based compensation expense					$ 9,600,000.0	$ 7,300,000.0	$ 6,800,000.0
Basic stock options [Roll Forward]
Exercised (in shares)					(821,336)	(1,326,099)	(1,528,096)
Weighted- average exercise price per share [Abstract]
Weighted- average exercise price per share beginning balance (in dollars per share)				$ 22.62
Granted (in dollars per share)						$ 11.80	$ 7.78
Weighted- average exercise price per share ending balance shares outstanding (in dollars per share)					$ 22.62
Weighted-average grant-date fair value [Roll Forward]
2012				7,980,000
2013			6,248,000
2014		4,118,000
2015	758,000
Total					19,104,000
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Weighted- average remaining contractual life (in years)					6.51
Exercisable Weighted- average remaining contractual life (in years)					4.91
$3.00-$7.00 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise price lower range limit (in dollars per share)					$ 3.00
Exercise price upper range limit (in dollars per share)					$ 7.00
Number of shares (in shares)					75,000
Weighted- average remaining contractual life (in years)					1.31
Weighted-average exercise price (in dollars per share)					$ 6.14
Weighted-average grant-date fair value (in dollars per share)					$ 4.25
Exercisable Number (in shares)					75,000
Exercisable Weighted- average remaining contractual life (in years)					1.31
Exercisable Weighted-average exercise price (in dollars per share)					$ 6.14
Exercisable Weighted-average grant-date fair value (in dollars per share)					$ 4.25
$13.00-$19.00 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise price lower range limit (in dollars per share)					$ 13.00
Exercise price upper range limit (in dollars per share)					$ 19.00
Number of shares (in shares)					761,200
Weighted- average remaining contractual life (in years)					5.38
Weighted-average exercise price (in dollars per share)					$ 16.57
Weighted-average grant-date fair value (in dollars per share)					$ 6.99
Exercisable Number (in shares)					539,450
Exercisable Weighted- average remaining contractual life (in years)					4.77
Exercisable Weighted-average exercise price (in dollars per share)					$ 16.13
Exercisable Weighted-average grant-date fair value (in dollars per share)					$ 6.84
$20.00-$25.00 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise price lower range limit (in dollars per share)					$ 20.00
Exercise price upper range limit (in dollars per share)					$ 25.00
Number of shares (in shares)					234,100
Weighted- average remaining contractual life (in years)					5.64
Weighted-average exercise price (in dollars per share)					$ 22.67
Weighted-average grant-date fair value (in dollars per share)					$ 9.37
Exercisable Number (in shares)					215,288
Exercisable Weighted- average remaining contractual life (in years)					5.43
Exercisable Weighted-average exercise price (in dollars per share)					$ 22.67
Exercisable Weighted-average grant-date fair value (in dollars per share)					$ 9.41
$26.00-$29.50 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise price lower range limit (in dollars per share)					$ 26.00
Exercise price upper range limit (in dollars per share)					$ 29.50
Number of shares (in shares)					739,400
Weighted- average remaining contractual life (in years)					8.28
Weighted-average exercise price (in dollars per share)					$ 28.11
Weighted-average grant-date fair value (in dollars per share)					$ 11.94
Exercisable Number (in shares)					140,250
Exercisable Weighted- average remaining contractual life (in years)					6.99
Exercisable Weighted-average exercise price (in dollars per share)					$ 27.54
Exercisable Weighted-average grant-date fair value (in dollars per share)					$ 11.92
$30.00-$40.00 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise price lower range limit (in dollars per share)					$ 30.00
Exercise price upper range limit (in dollars per share)					$ 40.00
Number of shares (in shares)					183,000
Weighted- average remaining contractual life (in years)					7.24
Weighted-average exercise price (in dollars per share)					$ 32.26
Weighted-average grant-date fair value (in dollars per share)					$ 12.98
Exercisable Number (in shares)					75,650
Exercisable Weighted- average remaining contractual life (in years)					4.22
Exercisable Weighted-average exercise price (in dollars per share)					$ 33.31
Exercisable Weighted-average grant-date fair value (in dollars per share)					$ 15.11
Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Aggregate intrinsic value of all outstanding basic stock options					34,300,000.0
Expiration period of stock options					10
Stock-based compensation expense grant					931,000
Basic stock options [Roll Forward]
Outstanding (in shares)				1,992,700	2,471,486
Granted (in shares)					467,200
Exercised (in shares)					821,336
Forfeited (in shares)					(108,450)
Expired (in shares)					(16,200)
Outstanding (in shares)					1,992,700	2,471,486
Exercisable, end of period (in shares)					1,045,638
Weighted- average exercise price per share [Abstract]
Weighted- average exercise price per share beginning balance (in dollars per share)					$ 16.75
Granted (in dollars per share)					$ 29.08
Exercised (in dollars per share)					$ 8.26
Forfeited (in dollars per share)					$ 23.83
Expired (in dollars per share)					$ 33.42
Weighted- average exercise price per share ending balance shares outstanding (in dollars per share)						$ 16.75
Weighted- average exercise price per share end of period exercisable (in dollars per share)					$ 19.53
Weighted-average grant-date fair value [Abstract]
Weighted-average grant-date fair value of shares outstanding (in dollars per share)				$ 9.55	$ 7.17
Granted (in dollars per share)					$ 11.85
Exercised (in dollars per share)					$ 3.52
Forfeited (in dollars per share)					$ 10.01
Expired (in dollars per share)					$ 14.69
Weighted-average grant-date fair value of shares outstanding (in dollars per share)					$ 9.55	$ 7.17
Weighted-average grant-date fair value of shares outstanding exercisable at end of period (in dollars per share)					$ 8.46
Aggregate intrinsic value of currently exercisable basic stock options					21,200,000.0
Intrinsic value of basic stock options exercised					18,900,000.0
Weighted-average expense recognition period (in years)					2.59
Volatility (in hundredths)					34.98%	34.57%	35.75%
Risk-free interest rate (in hundredths)					2.62%	3.02%	2.54%
Expected term (in years)					6.7	7.0	7.0
Dividend yield (in hundredths)					0.00%	0.00%	0.00%
Weighted-average grant-date fair value [Roll Forward]
2012				3,103,000
2013			2,389,000
2014		1,390,000
2015	245,000
Total					7,127,000
Stock options issued before May 12, 2005 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)					5
Stock options issued after May 12, 2005 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period minimum (in years)					3
Vesting period maximum (in years)					4
Restricted Stock Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense					4,900,000.0
Restricted stock [Roll Forward]
Shares outstanding (in shares)				617,401	481,413
Granted (in shares)					391,000
Vested (in shares)					(200,537)
Forfeited (in shares)					(54,475)
Shares outstanding (in shares)					617,401
Weighted-average grant-date fair value [Roll Forward]
Weighted-average grant-date fair value outstanding (in dollars per share)					$ 26.63	$ 22.21
Granted (in dollars per share)					$ 28.85
Vested (in dollars per share)					$ 20.82
Forfeited (in dollars per share)					$ 25.00
Weighted-average grant-date fair value outstanding (in dollars per share)					$ 26.63	$ 22.21
2012				4,877,000
2013			3,859,000
2014		2,728,000
2015	513,000
Total					$ 11,977,000
Restricted Stock Awards to the CEO [Member]
Basic stock options [Roll Forward]
Granted (in shares)							75,000
Restricted stock [Roll Forward]
Granted (in shares)					80,000
Weighted-average grant-date fair value [Roll Forward]
Granted (in dollars per share)					$ 28.39		$ 17.92
Percentage Of Grant Vested					75.00%