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v2.4.1.9

Subsequent Events - Acquisitions (Details) (Office, Subsequent Event [Member], USD $) | 0 Months Ended |
--- | --- | ---
Jan. 07, 2015 | Jan. 07, 2015
Office | Subsequent Event [Member] |  |
Subsequent Event [Line Items] |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners | 45.00%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = us-gaap_OfficeBuildingMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember | 45.00%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = us-gaap_OfficeBuildingMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
Joint Venture, Interest in Real Estate, Sales Price | $ 219.2 hpp_JointVentureInterestinRealEstateSalesPrice / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = us-gaap_OfficeBuildingMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |

X
- Definition Joint Venture, Interest in Real Estate, Sales Price + References No definition available. + Details
Name: | hpp_JointVentureInterestinRealEstateSalesPrice
Namespace Prefix: | hpp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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- Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration