Earnings Per Share (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Earnings Per Share [Abstract]
Anti-dilutive shares excluded (in shares)	20,099	46,663	169,813	109,229
Weighted-average common shares – basic (in shares)	124,087,113	125,974,762	124,016,933	125,917,859
Plus: Incremental weighted-average shares from time-vested deferred and performance stock awards (in shares)	617,000	525,000	538,000	538,000
Weighted-average common shares – diluted (in shares)	124,703,911	126,500,254	124,555,274	126,455,538