Performance Incentive Plan (Other Grants) (Details)	12 Months Ended
	Dec. 31, 2024 $ / shares shares
Other share grants under the 2017 Plan:
Restricted shares granted (in shares)	36,604
Restricted shares granted, weighted average share price (in dollars per share) | $ / shares	$ 43.19
Shares available under the 2017 Plan for grant, end of period (in shares)	4,520,013
Directors’ fees
Other share grants under the 2017 Plan:
Restricted shares granted (in shares)	6,720
Restricted shares granted, weighted average share price (in dollars per share) | $ / shares	$ 43.15
Deferred directors’ fees
Other share grants under the 2017 Plan:
Restricted shares granted (in shares)	29,884
Restricted shares granted, weighted average share price (in dollars per share) | $ / shares	$ 43.19