Common Shares (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands		1 Months Ended	3 Months Ended	12 Months Ended
	May 23, 2023	Jan. 31, 2026	Mar. 31, 2026	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Feb. 12, 2026	Feb. 03, 2026
Number of common and preferred stock authorized to issue				185,000,000
Common shares, authorized				175,000,000
Preferred shares, authorized				10,000,000
Common Stock, Shares, Outstanding				104,300,000
Preferred Stock, Shares Outstanding				0
Cash distributions declared to equity holders per share				$ 4.20	$ 4.12	$ 4.00
Treasury Stock, Value, Acquired, Cost Method				$ 270,654
2023 ATM program
Maximum aggregate offering price of common shares	$ 500,000
October 2022 Repurchase Plan
Treasury Stock, Value, Acquired, Cost Method				$ 270,700
Treasury Stock, Shares, Acquired				2,531,018
Shares Acquired, Average Cost Per Share				$ 106.92
Subsequent Event [Member]
Cash distributions declared to equity holders per share			$ 1.06
Subsequent Event [Member] | October 2022 Repurchase Plan
Treasury Stock, Value, Acquired, Cost Method		$ 120,700
Treasury Stock, Shares, Acquired		1,096,807
Shares Acquired, Average Cost Per Share		$ 110.03
Stock Repurchase Program, Remaining Authorized Repurchase Amount								$ 58,600
2023 Share repurchase program
Stock Repurchase Program, Authorized Amount				$ 500,000
2026 Share repurchase program | Subsequent Event [Member]
Stock Repurchase Program, Authorized Amount								$ 600,000
Stock Repurchase Program, Remaining Authorized Repurchase Amount							$ 600,000