CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (USD $) In Thousands	Total	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-In Capital [Member]	Treasury Stock, at cost [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Retained Earnings [Member]
Balance at Dec. 31, 2011	$ 847,914	$ 0	$ 11	$ 500,237	$ (1,644,767)	$ 2,804	$ 1,989,629
Balance (in shares) at Dec. 31, 2011		0	106,537		33,738
Net income	322,615						322,615
Other Comprehensive Income (Loss), Net of Tax	(121)					(121)
Issuance of shares upon the execise of stock options	5,328			5,328
Issuance of shares upon the execise of stock options (in shares)			860
Tax withholdings related to the exercise of stock appreciation rights	(25,627)			(25,627)
Tax benefit from share-based compensation	21,806			21,806
Issuance of restricted stock, net of forfeitures	0
Issuance of restricted stock, net of forfeitures (in shares)			4
Amortization of restricted stock balance	4,965			4,965
Share-based compensation	7,167			7,167
Stock issued under employee stock purchase plan	1,819			1,819
Stock issued under employee stock purchase plan (in shares)			26
Treasury stock purchased	(25,193)				(25,193)
Treasury stock purchased (in shares)					323
Treasury stock retired, amount	0		(4)		1,644,767		(1,644,763)
Treasury stock retired			(33,738)		(33,738)
Cash dividends	(13,230)						(13,230)
Other	35			35
Balance at Oct. 06, 2012	1,147,478	0	7	515,730	(25,193)	2,683	654,251
Balance (in shares) at Oct. 06, 2012		0	73,689		323
Balance at Dec. 29, 2012	1,210,694	0	7	520,215	(27,095)	2,667	714,900
Balance (in shares) at Dec. 29, 2012		0	73,731		348
Net income	342,491						342,491
Other Comprehensive Income (Loss), Net of Tax	1,941					1,941
Issuance of shares upon the execise of stock options	1,903			1,903
Issuance of shares upon the execise of stock options (in shares)			438
Tax withholdings related to the exercise of stock appreciation rights	(20,572)			(20,572)
Tax benefit from share-based compensation	14,979			14,979
Issuance of restricted stock, net of forfeitures	0
Issuance of restricted stock, net of forfeitures (in shares)			(10)
Amortization of restricted stock balance	3,009			3,009
Share-based compensation	3,501			3,501
Stock issued under employee stock purchase plan	1,679			1,679
Stock issued under employee stock purchase plan (in shares)			23
Treasury stock purchased	(78,637)				(78,637)
Treasury stock purchased (in shares)					1,015
Cash dividends	(13,167)						(13,167)
Other	27			27
Balance at Oct. 05, 2013	$ 1,467,848	$ 0	$ 7	$ 524,741	$ (105,732)	$ 4,608	$ 1,044,224
Balance (in shares) at Oct. 05, 2013		0	74,182		1,363