Earnings per Share and Unit (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended
		Mar. 31, 2021	Mar. 31, 2020
Earnings Per Share Basic [Line Items]
Income (loss) per common share - basic		$ 0.48	$ (0.15)
Income (loss) per common share - diluted		$ 0.47	$ (0.15)
Weighted Average Limited Partnership Units Outstanding, Basic		765,046	765,046
Continuing Operations | Parent Company
Earnings Per Share Basic [Line Items]
Income (loss) attributable to common stockholders - basic		$ 80,656	$ (25,332)
Income (loss) attributable to common stockholders - diluted		$ 80,656	$ (25,332)
Weighted average common shares/units outstanding for basic EPS/EPU		169,768,000	167,908,000
Weighted average common shares/units outstanding for diluted EPS/EPU	[1]	170,006,000	167,908,000
Income (loss) per common share - basic		$ 0.48	$ (0.15)
Income (loss) per common share - diluted		$ 0.47	$ (0.15)
Continuing Operations | Partnership Interest [Member]
Earnings Per Share Basic [Line Items]
Income (loss) attributable to common stockholders - basic		$ 81,020	$ (25,447)
Income (loss) attributable to common stockholders - diluted		$ 81,020	$ (25,447)
Weighted average common shares/units outstanding for basic EPS/EPU		170,533,000	168,673,000
Weighted average common shares/units outstanding for diluted EPS/EPU		170,771,000	168,673,000
Income (loss) per common share - basic		$ 0.48	$ (0.15)
Income (loss) per common share - diluted		$ 0.47	$ (0.15)

[1] The three months ended March 31, 2020 excludes the impact of unvested restricted stock because they would be anti-dilutive