Business Segments - Capital Additions Related to Segments (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Segment Reporting Information [Line Items]
Capital additions	$ 126,328	$ 226,227
Same Store [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Capital additions	116,745	90,838
Other Real Estate [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Capital additions	$ 9,583	$ 135,389