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v3.23.1

Prepaid Expenses and Other Assets, net - Narrative (Details) - USD ($) | 3 Months Ended
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Mar. 31, 2023 | Mar. 31, 2022
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] |  |
Unrealized gain on non-real estate investments | $ 900,000 | $ 2,600,000
Gain (loss) recognized on stock purchase warrant | $ 20,800 | $ 900,000

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- Definition Non-Real Estate Investments, Unrealized Gain (Loss) On Change In Fair Value + References No definition available. + Details
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- Definition Recognized Gain (Loss) On Stock Purchase Warrant + References No definition available. + Details
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Namespace Prefix: | hpp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
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