Debt Instrument, Issuance Price, Percentage

No definition available.

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- Definition

Line of Credit Facility, Accordion Feature, Increase Limit

+ References

No definition available.

+ Details

Name:	fph_LineofCreditFacilityAccordionFeatureIncreaseLimit
Namespace Prefix:	fph_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line of Credit Facility, Aggregate Commitments, Increase Amount

+ References

No definition available.

+ Details

Name:	fph_LineofCreditFacilityAggregateCommitmentsIncreaseAmount
Namespace Prefix:	fph_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Total interest costs incurred during the period and either capitalized or charged against earnings.

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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer).

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+ Details

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Period Type:	duration

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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NOTES PAYABLE, NET - Additional Information (Details) - USD ($) $ in Thousands	1 Months Ended			12 Months Ended
	Apr. 30, 2021	Jul. 31, 2019	Nov. 30, 2017	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Proceeds from senior notes offering				$ 0	$ 0	$ 125,000
Outstanding letters of credit				1,300	1,300
Unsecured Debt \| Revolving Credit Facility
Debt Instrument [Line Items]
Senior unsecured revolving credit facility, maximum borrowing capacity	$ 125,000			125,000
Increase in aggregate commitment				50,000
Accordion feature, maximum aggregate amount				175,000
Funds drawn on revolving credit facility				0
Outstanding letters of credit				300
Senior unsecured revolving credit facility, available borrowing capacity				$ 124,700
Unsecured Debt \| Revolving Credit Facility \| Minimum \| LIBOR
Debt Instrument [Line Items]
Basis spread on variable rate	1.75%
Unsecured Debt \| Revolving Credit Facility \| Maximum \| LIBOR
Debt Instrument [Line Items]
Basis spread on variable rate	2.00%
7.875% Senior Notes due 2025 \| Senior Notes
Debt Instrument [Line Items]
Aggregate principal amount			$ 500,000
Interest rate			7.875%	7.875%
Par value issuance			100.00%
Proceeds from senior notes offering			$ 490,700
Interest costs incurred on notes				$ 50,800	$ 50,800	$ 45,000
Add-On Senior Notes Due 2025, 7.875% \| Senior Notes
Debt Instrument [Line Items]
Aggregate principal amount		$ 125,000
Interest rate		7.875%
Proceeds from senior notes offering		$ 122,800