Consolidated Statement of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Cumulative Effect Period of Adoption Adjustment	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Deficit Cumulative Effect Period of Adoption Adjustment	Total Stockholders' Equity	Total Stockholders' Equity Cumulative Effect Period of Adoption Adjustment	Non-controlling Interest-Operating Partnership
Balance at Dec. 31, 2019	$ 1,376,749		$ 1,191	$ 1,821,810	$ (446,252)		$ 1,376,749
Balance (in shares) at Dec. 31, 2019			119,096
Net income (loss)	33,238				32,057		32,057		$ 1,181
Retirement of common stock	(3,560)		$ (2)	(3,558)			(3,560)
Retirement of common stock (in shares)			(207)
Dividends declared on common stock	(53,415)				(53,415)		(53,415)
Restricted stock compensation, net of forfeitures	4,610			4,610			4,610
Restricted stock grants			$ 7	(7)
Restricted stock grants (in shares)			740
Contributions to operating partnership	23,271								23,271
Distributions to non-controlling interest	(1,181)								(1,181)
Balance at Mar. 31, 2020	1,378,676	$ (1,036)	$ 1,196	1,822,855	(468,646)	$ (1,036)	1,355,405	$ (1,036)	23,271
Balance (in shares) at Mar. 31, 2020			119,629
Balance at Dec. 31, 2020	1,413,442		$ 1,196	1,835,494	(446,519)		1,390,171		23,271
Balance (in shares) at Dec. 31, 2020			119,638
Net income (loss)	(125,568)				(125,568)		(125,568)
Retirement of common stock	(1,634)		$ (2)	(1,632)			(1,634)
Retirement of common stock (in shares)			(220)
Dividends on RSUs	(218)				(218)		(218)
Restricted stock compensation, net of forfeitures	4,213			4,213			4,213
Restricted stock grants			$ 9	(9)
Restricted stock grants (in shares)			859
Balance at Mar. 31, 2021	$ 1,290,235		$ 1,203	$ 1,838,066	$ (572,305)		$ 1,266,964		$ 23,271
Balance (in shares) at Mar. 31, 2021			120,277