Earnings per Share and Unit (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Earnings Per Share Basic [Line Items]
Income per common share - basic	$ 1.14	$ 0.48
Income per common share - diluted	$ 1.14	$ 0.47
Weighted Average Limited Partnership Units Outstanding, Basic	760,046	765,046
Continuing Operations [Member] | Parent Company [Member]
Earnings Per Share Basic [Line Items]
Income attributable to common stockholders/unit holders - basic	$ 195,228	$ 80,656
Income attributable to common stockholders/unit holders - diluted	$ 195,228	$ 80,656
Weighted average common shares/units outstanding for basic EPS/EPU	171,312,000	169,768,000
Weighted average common shares/units outstanding for diluted EPS/EPU	171,671,000	170,006,000
Income per common share - basic	$ 1.14	$ 0.48
Income per common share - diluted	$ 1.14	$ 0.47
Continuing Operations [Member] | Partnership Interest [Member]
Earnings Per Share Basic [Line Items]
Income attributable to common stockholders/unit holders - basic	$ 196,091	$ 81,020
Income attributable to common stockholders/unit holders - diluted	$ 196,091	$ 81,020
Weighted average common shares/units outstanding for basic EPS/EPU	172,072,000	170,533,000
Weighted average common shares/units outstanding for diluted EPS/EPU	172,431,000	170,771,000
Income per common share - basic	$ 1.14	$ 0.48
Income per common share - diluted	$ 1.14	$ 0.47