Summary of Significant Accounting Policies Summary of Significant Accounting Policies, Cash Flow (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net cash provided by operating activities	$ 942,798	$ 944,912	$ 869,043
Capital expenditures	(388,553)	(373,659)	(361,793)
Proceeds from divestitures and sales of property and equipment	30,405	24,403	25,888
Payment to Acquire Life Insurance Policy, Investing Activities	(229)	(3,024)	(8,058)
Proceeds from Life Insurance Policy	11,433	3,914	10,119
Payment for (Proceeds from) Other Investing Activity	(11,647)	(13,864)	(6,598)
Cash Provided by (Used in) Investing Activity, Including Discontinued Operation	(548,284)	(620,949)	(469,386)
Proceeds from issuance of long-term debt	1,060,890	1,451,137	957,433
Debt issuance costs	(5,424)	(15,390)	(7,471)
Scheduled payments of debt	(21,233)	(24,447)	(22,230)
Proceeds from exercise of stock options	29,401	56,683	24,181
Purchase of Company common stock	(461,015)	(253,733)	(544,844)
Payments of dividends	(183,571)	(174,282)	(167,983)
Cash Provided by (Used in) Financing Activity, Including Discontinued Operation	(374,726)	(319,641)	(381,142)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 246,468	$ 221,399	$ 224,761	$ 204,524