Summary of Significant Accounting Policies Summary of Significant Accounting Policies, Cash Flow (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net cash provided by operating activities	$ 825,725	$ 920,608	$ 804,351
Capital expenditures	(369,709)	(303,660)	(222,211)
Proceeds from divestitures and sales of property and equipment	42,093	40,696	21,916
Payment to Acquire Life Insurance Policy, Investing Activities	(1,910)	(3,982)	(5,352)
Proceeds from Life Insurance Policy	0	0	3,519
Net Cash Provided by (Used in) Investing Activities	(447,881)	(414,932)	(318,371)
Proceeds from issuance of long-term debt	484,000	975,000	1,585,000
Debt issuance costs	(525)	(13,640)	(14,503)
Scheduled payments of debt	(36,288)	(36,158)	(34,489)
Proceeds from exercise of stock options	27,814	39,354	26,671
Purchase of Company common stock	(660,850)	(554,313)	(516,870)
Payments of dividends	(160,035)	(146,919)	(137,392)
Bank overdrafts and other	(980)	5,510	14,259
Net Cash Provided by (Used in) Financing Activities	(447,997)	(465,620)	(492,778)
Net (decrease) increase in cash, cash equivalents, and restricted cash	(74,031)	39,945	(4,010)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 204,524	$ 278,555	$ 238,610	$ 242,620