HPI - Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Assets:
Deferred leasing costs, accumulated amortization	$ 149,486	$ 143,111
Prepaid Expenses And Other Assets Accumulated Depreciation	$ 19,515	$ 21,408
Equity:
Series A Preferred Stock, par value (in dollars per share)	$ 0.01	$ 0.01
Series A Preferred Stock, authorized shares (in shares)	50,000,000	50,000,000
Series A Preferred Stock, dividend rate percentage (in hundredths)	8.625%	8.625%
Series A Preferred Stock, liquidation preference (in dollars per share)	$ 1,000	$ 1,000
Series A Preferred Stock, shares issued (in shares)	28,821	28,821
Series A Preferred Stock, shares outstanding (in shares)	28,821	28,821
Common Stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common Stock, authorized shares (in shares)	200,000,000	200,000,000
Common Stock, shares issued (in shares)	105,143,984	104,892,780
Common Stock, shares outstanding (in shares)	105,143,984	104,892,780