Common Shares (Narrative) (Details) - USD ($)			1 Months Ended		2 Months Ended	12 Months Ended
	May 13, 2022	Apr. 12, 2022	Aug. 31, 2021	Jun. 30, 2020	Feb. 23, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Sep. 30, 2022	Aug. 24, 2021
Number of common and preferred stock authorized to issue						185,000,000
Common shares, authorized						175,000,000	175,000,000
Preferred shares, authorized						10,000,000
Common Stock, Shares, Outstanding						106,500,000
Preferred Stock, Shares Outstanding						0
Common shares issued						3,059	5,416	0
Proceeds from issuance of common shares						$ 516,758,000	$ 759,209,000	$ 0
Cash distributions declared to equity holders per share						$ 3.76	$ 3.32	$ 3.32
2020 ATM program [Member]
Maximum aggregate offering price of common shares				$ 362,700,000
Common shares issued							2,900,000
Total net consideration							$ 358,800,000
Maximum aggregate offering price of remaining common shares available for sale										$ 200,000
2021 ATM program
Maximum aggregate offering price of common shares			$ 500,000,000
Common shares issued						200,000
Total net consideration						$ 26,200,000
Maximum aggregate offering price of remaining common shares available for sale	$ 71,300,000
2022 ATM program
Maximum aggregate offering price of common shares	$ 500,000,000
2021 Equity offering
Common shares issued		2,900,000
Total net consideration		$ 490,300,000
Subsequent Event [Member]
Cash distributions declared to equity holders per share					$ 1.00
Subsequent Event [Member] | 2022 ATM program
Maximum aggregate offering price of remaining common shares available for sale					$ 500,000,000
April 2007 Repurchase Plan [Member]
Stock Repurchase Program, Authorized Amount						$ 500,000,000
Stock Repurchase Program, Remaining Authorized Repurchase Amount									$ 269,500,000