Summary of Significant Accounting Policies (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 02, 2021	Sep. 26, 2020	Oct. 02, 2021	Sep. 26, 2020
Summary of Significant Accounting Policies [Line Items]
Financing Receivable, Sale	$ 106,600	$ 76,200	$ 319,800	$ 247,000
Financing Receivable, Significant Sales, Transaction Fees	300	200	800	900
Basic:
Net income	$ 146,812	$ 101,125	$ 495,160	$ 252,074
Shares (in shares)	162,166,000	162,264,000	162,707,000	162,631,000
Per Share (in usd per share)	$ 0.91	$ 0.62	$ 3.04	$ 1.55
Effect of dilutive securities: [Abstract]
Add: Option shares in the money and dilutive effect of non-vested stock (in shares)	5,403,000	6,543,000	5,512,000	6,391,000
Less: Pro forma treasury shares (in shares)	(799,000)	(1,810,000)	(845,000)	(2,048,000)
Diluted:
Net Income	$ 146,812	$ 101,125	$ 495,160	$ 252,074
Shares (in shares)	166,770,000	166,997,000	167,374,000	166,974,000
Per Share (in usd per share)	$ 0.88	$ 0.61	$ 2.96	$ 1.51
Stock Options [Member]
Antidilutive Securities [Abstract]
Antidilutive securities excluded from computation of earnings per share (in shares)	0	550,934	0	550,934
Non Vested Stock [Member]
Antidilutive Securities [Abstract]
Antidilutive securities excluded from computation of earnings per share (in shares)	187,484	342,003	216,622	474,520