Consolidated Statements of Stockholders' Equity Statement - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Retained Earnings [Member]	Treasury Stock [Member]
Balance	$ 16,283,273	$ 205,788	$ 5,536,547	$ (19,297)	$ 10,593,533	$ (33,298)
Net Income	638,589	0	0	0	638,589	0
Common Stock Issued Under Stock Plans	1,454	2	1,452	0	0	0
Dividends, Common Stock	(107,071)	0	0	0	(107,071)	0
Other Comprehensive Loss	5,008	0	0	5,008	0	0
Change in Treasury Stock - Stock Compensation Plans, Net	(16,776)	0	(7,607)	0	0	(9,169)
Restricted Stock and Restricted Stock Units, Net	0	3	3,209	0	0	(3,212)
Stock-Based Compensation Expenses	35,486	0	35,486	0	0	0
Treasury Stock Issued as Compensation	676	0	107	0	0	569
Cumulative Effect of Adoption of ASU 2018-02, Income Statement - Reporting Income (Topic 220)	16,840,639	205,793	5,569,194	(14,289)	11,125,051	(45,110)
Balance	19,364,188	205,804	5,658,794	(1,358)	13,543,130	(42,182)
Net Income	635,426	0	0	0	635,426	0
Common Stock Issued Under Stock Plans	459	0	(1,235)	0	0	1,694
Dividends, Common Stock	(127,613)	0	0	0	(127,613)	0
Other Comprehensive Loss	(1,778)	0	0	(1,778)	0	0
Change in Treasury Stock - Stock Compensation Plans, Net	(6,248)	0	(5)	0	0	(6,243)
Restricted Stock and Restricted Stock Units, Net	0	3	(1,404)	0	0	1,401
Stock-Based Compensation Expenses	39,087	0	39,087	0	0	0
Treasury Stock Issued as Compensation	276	0	(40)	0	0	316
Balance	19,903,797	205,807	5,695,197	(2,869)	14,050,676	(45,014)
Cumulative Effect of Adoption of ASU 2018-02, Income Statement - Reporting Income (Topic 220)	$ 0	$ 0	$ 0	$ 267	$ (267)	$ 0