Summary of Significant Accounting Policies Summary of Significant Accounting Policies, Cash Flow (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net cash provided by operating activities	$ 869,043	$ 825,725	$ 920,608
Capital expenditures	(361,793)	(369,709)	(303,660)
Proceeds from divestitures and sales of property and equipment	25,888	42,093	40,696
Payment to Acquire Life Insurance Policy, Investing Activities	(8,058)	(1,910)	(3,982)
Proceeds from Life Insurance Policy	10,119	0	0
Payments for (Proceeds from) Other Investing Activities	6,598	(1,330)	0
Net Cash Provided by (Used in) Investing Activities	(469,386)	(447,881)	(414,932)
Proceeds from issuance of long-term debt	957,433	484,000	975,000
Debt issuance costs	(7,471)	(525)	(13,640)
Scheduled payments of debt	(22,230)	(36,288)	(36,158)
Proceeds from exercise of stock options	24,181	27,814	39,354
Purchase of Company common stock	(544,844)	(660,850)	(554,313)
Payments of dividends	(167,983)	(160,035)	(146,919)
Bank overdrafts and other	(4,773)	(980)	5,510
Net Cash Provided by (Used in) Financing Activities	(381,142)	(447,997)	(465,620)
Net (decrease) increase in cash, cash equivalents, and restricted cash	20,237	(74,031)	39,945
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 224,761	$ 204,524	$ 278,555	$ 238,610