CONSOLIDATED STATEMENTS OF CAPITAL - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Increase (Decrease) in Partners' Capital [Roll Forward]
Accounting Standards Update [Extensible List]			us-gaap:AccountingStandardsUpdate201602Member	us-gaap:AccountingStandardsUpdate201712Member
Beginning balance (in shares)	154,691,052
Contributions	$ 138,124		$ 2,486
Sale of non-controlling interest	367,142
Distributions	(26,595)	$ (12,111)	(4,725)
Transaction costs	(16,047)
Units withheld to satisfy tax withholding obligations	(7,582)	$ (7,684)	(4,753)
Repurchase of common units	$ (80,213)		$ (50,016)
Repurchase of common units (in shares)	(3,500,000)	0	(1,600,000)
Declared distributions	$ (154,996)	$ (157,825)	$ (157,003)
Amortization of unit-based compensation	26,029	20,432	18,125
Net income	20,389	57,228	110,994
Other comprehensive income (loss)	$ (7,633)	$ (18,178)	$ 4,058
Ending balance (in shares)	151,401,365	154,691,052
Hudson Pacific Partners, L.P.
Increase (Decrease) in Partners' Capital [Roll Forward]
Accounting Standards Update [Extensible List]			us-gaap:AccountingStandardsUpdate201602Member	us-gaap:AccountingStandardsUpdate201712Member
Beginning balance	$ 3,709,362	$ 3,830,130	$ 3,910,964
Beginning balance (in shares)	155,602,910
Contributions	$ 138,124		2,486
Sale of non-controlling interest	367,142
Distributions	(26,595)	(12,111)	(4,725)
Transaction costs	(16,047)
Units withheld to satisfy tax withholding obligations	(7,582)	(7,684)	(4,769)
Repurchase of common units	(80,213)	(525)	(50,000)
Declared distributions	(154,996)	(157,825)	(157,003)
Amortization of unit-based compensation	26,029	20,432	18,125
Net income	20,389	57,228	110,994
Other comprehensive income (loss)	(7,633)	(18,178)	4,058
Ending balance	$ 3,967,980	$ 3,709,362	3,830,130	$ 3,910,964
Ending balance (in shares)	152,722,448	155,602,910
Hudson Pacific Partners, L.P. | ASU 2017-12 | Cumulative Effect, Period of Adoption, Adjustment
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance			0
Ending balance				0
Hudson Pacific Partners, L.P. | ASU 2016-02 (ASC 842) | Cumulative Effect, Period of Adoption, Adjustment
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance		$ (2,105)
Ending balance			(2,105)
Hudson Pacific Partners, L.P. | Total Partners’ Capital
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance	$ 3,439,875	3,561,884	3,652,362
Sale of non-controlling interest	300,104
Transaction costs	(16,047)
Units withheld to satisfy tax withholding obligations	(7,582)	(7,684)	(4,769)
Repurchase of common units	(80,213)	(525)	(50,000)
Declared distributions	(154,996)	(157,825)	(157,003)
Amortization of unit-based compensation	26,029	20,432	18,125
Net income	1,434	43,876	99,111
Other comprehensive income (loss)	(7,633)	(18,178)	4,058
Ending balance	3,500,971	3,439,875	3,561,884	3,652,362
Hudson Pacific Partners, L.P. | Total Partners’ Capital | ASU 2016-02 (ASC 842) | Cumulative Effect, Period of Adoption, Adjustment
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance		(2,105)
Ending balance			(2,105)
Hudson Pacific Partners, L.P. | Common Stock
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance	$ 3,440,488	$ 3,544,319	$ 3,639,086
Beginning balance (in shares)	155,602,910	154,940,583	156,171,553
Sale of non-controlling interest	$ 300,104
Transaction costs	$ (16,047)
Issuance of unrestricted stock (in shares)	830,195	915,126	571,481
Units withheld to satisfy tax withholding obligations	$ (7,582)	$ (7,684)	$ (4,769)
Units withheld to satisfy tax withholding (in shares)	(225,314)	(234,723)	(163,191)
Repurchase of common units	$ (80,213)	$ (525)	$ (50,000)
Repurchase of common units (in shares)	(3,485,343)	(18,076)	(1,639,260)
Declared distributions	$ (154,996)	$ (157,825)	$ (157,003)
Amortization of unit-based compensation	26,029	20,432	18,125
Net income	1,434	43,876	99,111
Ending balance	$ 3,509,217	$ 3,440,488	$ 3,544,319	$ 3,639,086
Ending balance (in shares)	152,722,448	155,602,910	154,940,583	156,171,553
Hudson Pacific Partners, L.P. | Common Stock | ASU 2017-12 | Cumulative Effect, Period of Adoption, Adjustment
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance			$ (231)
Ending balance				$ (231)
Hudson Pacific Partners, L.P. | Common Stock | ASU 2016-02 (ASC 842) | Cumulative Effect, Period of Adoption, Adjustment
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance		$ (2,105)
Ending balance			(2,105)
Hudson Pacific Partners, L.P. | Accumulated Other Comprehensive (Loss) Income
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance	$ (613)	17,565	13,276
Other comprehensive income (loss)	(7,633)	(18,178)	4,058
Ending balance	(8,246)	(613)	17,565	13,276
Hudson Pacific Partners, L.P. | Accumulated Other Comprehensive (Loss) Income | ASU 2017-12 | Cumulative Effect, Period of Adoption, Adjustment
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance			231
Ending balance				231
Hudson Pacific Partners, L.P. | Non-controlling Interest— Members in Consolidated Real Estate Entities
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance	269,487	268,246	258,602
Contributions	138,124		2,486
Sale of non-controlling interest	67,038
Distributions	(26,595)	(12,111)	(4,725)
Net income	18,955	13,352	11,883
Ending balance	$ 467,009	$ 269,487	$ 268,246	$ 258,602