Debt Instrument, Amount Undrawn

No definition available.

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Namespace Prefix:	plrx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Debt Instrument, Covenant, Outstanding Amount Threshold, Maximum Collateral Requirement

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Debt Instrument Final Payment, Percentage Of Original Principal Amount Drawn

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Interest Rate In Case Of Default

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Prepayment Fee Percentage

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Stated Interest Rate Plus Variable Rate

+ References

No definition available.

+ Details

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- Definition

Line Of Credit, Amount Subject To Lender's Discretion

+ References

No definition available.

+ Details

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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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Period Type:	duration

- Definition

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

+ References

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

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

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- 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.

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- Definition

Amount of interest expense classified as nonoperating.

+ References

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- 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.

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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

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Period Type:	instant

- Definition

Weighted average interest rate of long-term debt outstanding calculated over time.

+ References

No definition available.

+ Details

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

- Definition

The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

+ References

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Period Type:	duration

- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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Balance Type:
Period Type:

- Details

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Period Type:

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Long-term Debt - Narrative (Details) - USD ($)		1 Months Ended	3 Months Ended		9 Months Ended
Long-term Debt - Narrative (Details) - USD ($)	Mar. 11, 2024	Oct. 31, 2022	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Jul. 01, 2029	Mar. 10, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Proceeds from term loan, net of issuance costs					$ 19,909,000	$ 0
Interest expense			$ 877,000	$ 317,000	$ 2,190,000	$ 946,000
Loan Agreement \| Term Loan Facility
Debt Instrument [Line Items]
Term loan facility	$ 150,000,000.0	$ 100,000,000.0
Proceeds from term loan, net of issuance costs		$ 10,000,000.0
Line of credit, amount subject to lender's discretion	50,000,000.0
Line of credit facility, current borrowing capacity	30,000,000.0
Line of credit								$ 10,000,000.0
Line of credit facility, remaining borrowing capacity	70,000,000.0
Outstanding amount threshold, maximum collateral requirement	$ 50,000,000.0
Variable rate		5.25%
Debt instrument final payment, percentage of original principal amount drawn		5.50%
Interest rate in case of default	5.00%
Effective interest rate for the term loan			11.57%	12.69%	11.72%	12.69%
Interest expense			$ (900,000)	$ (300,000)	$ (2,200,000)	$ (900,000)
Loan Agreement \| Term Loan Facility \| First Anniversary
Debt Instrument [Line Items]
Prepayment fee percentage	3.00%
Loan Agreement \| Term Loan Facility \| Second Anniversary
Debt Instrument [Line Items]
Prepayment fee percentage	2.00%
Loan Agreement \| Term Loan Facility \| Subsequent To Second Anniversary
Debt Instrument [Line Items]
Prepayment fee percentage	1.00%
Loan Agreement \| Term Loan Facility \| Forecast
Debt Instrument [Line Items]
Debt instrument final payment, percentage of original principal amount drawn							7.25%
Loan Agreement \| Term Loan Facility \| Minimum
Debt Instrument [Line Items]
Stated percentage	3.50%
Stated interest rate plus variable rate floor		8.75%
Loan Agreement \| Term Loan Facility \| Debt Draw, Tranche Two
Debt Instrument [Line Items]
Amount undrawn		$ 65,000,000.0							$ 65,000,000.0