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Derivative Instruments (Details) |  |  |  |  |  |  |  |  |  | 12 Months Ended |  |  |  |  |  |
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May 03, 2016 USD ($) | Nov. 17, 2015 USD ($) | Apr. 01, 2015 USD ($) derivative | Mar. 04, 2015 USD ($) | Aug. 22, 2013 USD ($) | Jul. 31, 2013 USD ($) | Jan. 11, 2012 | Mar. 16, 2011 USD ($) | Feb. 11, 2011 USD ($) | Dec. 31, 2016 USD ($) derivative | Dec. 31, 2015 USD ($) derivative | Dec. 31, 2014 USD ($) | Jul. 31, 2016 | Jul. 01, 2016 | Jun. 01, 2016 | Feb. 11, 2016 USD ($) | May 01, 2015 | Aug. 21, 2013 USD ($)
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes payable |  |  |  |  |  |  |  |  |  | $ 2,707,839,000 | $ 2,278,445,000 |  |  |  |  |  |  |
Derivative assets |  |  |  |  |  |  |  |  |  | 5,935,000 | 2,061,000 |  |  |  |  |  |  |
Derivative liabilities |  |  |  |  |  |  |  |  |  | 1,303,000 | 2,010,000 |  |  |  |  |  |  |
Unrealized loss included in accumulated other comprehensive loss |  |  |  |  |  |  |  |  |  | $ 5,300,000 | (2,597,000) | $ 1,499,000 |  |  |  |  |  |
Sunset Gower Sunset Bronson |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument term |  |  |  |  |  |  |  |  | 5 years |  |  |  |  |  |  |  |  |
Notes payable |  |  |  |  | $ 97,000,000 |  |  |  | $ 92,000,000 |  |  |  |  |  |  |  |  | $ 92,000,000
Increase in borrowing capacity |  |  |  | $ 160,000,000.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sunset Gower Sunset Bronson | London Interbank Offered Rate (LIBOR) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  |  |  | 2.25% |  | 2.00% | 3.715% | 3.50% |  |  |  |  |  |  |  |  |
Met Park North |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument term |  |  |  |  |  | 7 years |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate percentage |  |  |  |  |  |  |  |  |  | 371.00% |  |  |  |  |  |  |  |
Notes payable |  |  |  |  |  | $ 64,500,000 |  |  |  |  |  |  |  |  |  |  |  |
Met Park North | London Interbank Offered Rate (LIBOR) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  |  |  |  | 1.55% |  |  |  |  |  |  |  |  |  |  |  |
Unsecured Debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes payable |  |  |  |  |  |  |  |  |  | $ 2,025,000,000 | 1,555,000,000 |  |  |  |  |  |  |
Unsecured Debt | 5 Year Term Loan Facility 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument term |  |  | 5 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unsecured Debt | 5 Year Term Loan Facility 2015 | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.66% |
Unsecured Debt | 5 Year Term Loan Facility 2015 | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.56% |
Unsecured Debt | 5 Year Term Loan Facility 2015 | London Interbank Offered Rate (LIBOR) | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate percentage |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.75% |  |  | 2.66% |
Unsecured Debt | 5 Year Term Loan Facility 2015 | London Interbank Offered Rate (LIBOR) | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate percentage |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.65% |  |  | 3.56% |
Unsecured Debt | 7 Year Term Loan Facility 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument term |  |  | 7 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  | $ 350,000,000.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unsecured Debt | 7 Year Term Loan Facility 2015 | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.21% |
Unsecured Debt | 7 Year Term Loan Facility 2015 | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.16% |
Unsecured Debt | 7 Year Term Loan Facility 2015 | London Interbank Offered Rate (LIBOR) | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate percentage |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.36% |  |  | 321.00% |
Unsecured Debt | 7 Year Term Loan Facility 2015 | London Interbank Offered Rate (LIBOR) | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate percentage |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.31% |  |  | 4.16% |
Unsecured Debt | 7-Year Term Loan due November 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument term | 7 years | 7 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  | $ 125,000,000.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes payable |  |  |  |  |  |  |  |  |  | $ 125,000,000 | 0 |  |  |  |  |  |  |
Unsecured Debt | 7-Year Term Loan due November 2022 | London Interbank Offered Rate (LIBOR) | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.03% |  |  |
Basis spread on variable rate (as a percent) |  |  |  |  |  |  |  |  |  | 1.60% |  |  |  |  |  |  |  |
Unsecured Debt | 7-Year Term Loan due November 2022 | London Interbank Offered Rate (LIBOR) | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.98% |  |  |
Basis spread on variable rate (as a percent) |  |  |  |  |  |  |  |  |  | 2.55% |  |  |  |  |  |  |  |
Unsecured Debt | New Credit Agreement - Term Loan | London Interbank Offered Rate (LIBOR) | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 1.30% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unsecured Debt | New Credit Agreement - Term Loan | London Interbank Offered Rate (LIBOR) | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 2.20% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Hudson Pacific Partners, L.P. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative assets |  |  |  |  |  |  |  |  |  | $ 5,935,000 | 2,061,000 |  |  |  |  |  |  |
Derivative liabilities |  |  |  |  |  |  |  |  |  | $ 1,303,000 | $ 2,010,000 |  |  |  |  |  |  |
Unrealized loss included in accumulated other comprehensive loss |  |  |  |  |  |  |  |  |  |  |  | 1,499,000 |  |  |  |  |  |
Hudson Pacific Partners, L.P. | Unsecured Debt | 5 Year Term Loan Facility 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument term |  |  | 5 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Hudson Pacific Partners, L.P. | Unsecured Debt | 7 Year Term Loan Facility 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument term |  |  | 7 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  | $ 350,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Hudson Pacific Partners, L.P. | Unsecured Debt | 7-Year Term Loan due November 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument term |  | 7 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  | $ 125,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Hudson Pacific Partners, L.P. | Unsecured Debt | 7-Year Term Loan due November 2022 | London Interbank Offered Rate (LIBOR) | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  | 1.60% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Hudson Pacific Partners, L.P. | Unsecured Debt | 7-Year Term Loan due November 2022 | London Interbank Offered Rate (LIBOR) | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  | 2.55% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Designated as Hedging Instrument | London Interbank Offered Rate (LIBOR) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative, floor interest rate |  |  |  |  |  |  |  |  |  |  |  |  | 0.00% |  |  |  |  |
Interest Rate Caps | Sunset Gower Sunset Bronson |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amount |  |  |  |  |  |  |  | $ 50,000,000.0 |  |  |  |  |  |  |  | $ 42,000,000.0 |  |
Interest Rate Caps | Sunset Gower Sunset Bronson, Loan A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amount |  |  |  |  | $ 50,000,000.0 |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate (as a percent) |  |  |  |  | 5.97% |  |  |  |  |  |  |  |  |  |  |  |  |
Interest Rate Caps | Sunset Gower Sunset Bronson, Loan B |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amount |  |  |  |  | $ 42,000,000.0 |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate (as a percent) |  |  |  |  | 4.25% |  |  |  |  |  |  |  |  |  |  |  |  |
Interest Rate Caps | Designated as Hedging Instrument |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of derivative instruments held | derivative |  |  |  |  |  |  |  |  |  | 6 | 2 |  |  |  |  |  |  |
Notional amount |  |  |  |  |  |  |  |  |  | $ 839,500,000 | $ 92,000,000 |  |  |  |  |  |  |
Interest Rate Swaps | 7 Year Term Loan Facility 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.61% |
Interest Rate Swaps | Unsecured Debt | 7 Year Term Loan Facility 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of derivative instruments held | derivative |  |  | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest Rate Swaps | Designated as Hedging Instrument |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of derivative instruments held | derivative |  |  |  |  |  |  |  |  |  |  | 5 |  |  |  |  |  |  |
Notional amount |  |  |  |  |  |  |  |  |  |  | $ 714,500,000 |  |  |  |  |  |  |
Interest Rate Swaps | Designated as Hedging Instrument | 7 Year Term Loan Facility 2015 | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate percentage |  |  |  |  |  |  |  |  |  |  |  |  | 3.36% |  |  |  |  |
Interest Rate Swaps | Designated as Hedging Instrument | 7 Year Term Loan Facility 2015 | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate percentage |  |  |  |  |  |  |  |  |  |  |  |  | 4.31% |  |  |  |  |
Interest Rate Contract |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of derivative instruments held | derivative |  |  | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative asset notional amount |  |  | $ 300,000,000.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest Rate Contract | 7 Year Term Loan Facility 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss recognized related to ineffective portion of derivative contracts |  |  |  |  |  |  |  |  |  | $ 1,400,000 | $ 0 | $ 0 |  |  |  |  |  |
Interest Rate Contract | 7-Year Term Loan due November 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative asset notional amount | $ 125,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate (as a percent) | 1.43% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest Rate Contract | Met Park North | London Interbank Offered Rate (LIBOR) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate cap |  |  |  |  |  | 2.16% |  |  |  |  |  |  |  |  |  |  |  |
Interest Rate Contract | Designated as Hedging Instrument | 5 Year Term Loan Facility 2015 | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate percentage |  |  |  |  |  |  |  |  |  |  |  |  | 2.75% |  |  |  |  |
Interest Rate Contract | Designated as Hedging Instrument | 5 Year Term Loan Facility 2015 | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate percentage |  |  |  |  |  |  |  |  |  |  |  |  | 3.65% |  |  |  |  |
Interest Rate Contract, Instrument A | 5 Year Term Loan Facility 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amount |  |  | 150,000,000.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.36% |
Interest Rate Contract, Instrument B | 5 Year Term Loan Facility 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amount |  |  | $ 150,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.36% |
Interest Rate Floor | 7-Year Term Loan due November 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative, floor interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.00% |  |  |
Interest Rate Floor | 7-Year Term Loan due November 2022 | London Interbank Offered Rate (LIBOR) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative, floor interest rate |  |  |  |  |  |  |  |  |  |  |  |  | 0.00% |  |  |  |  |

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- Definition Debt Instrument, Increase In Borrowing Capacity + References No definition available. + Details
Name: | hpp_DebtInstrumentIncreaseInBorrowingCapacity
Namespace Prefix: | hpp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
Name: | invest_DerivativeNotionalAmount
Namespace Prefix: | invest_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
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