Debt Instrument, Convertible, Business Period

No definition available.

Name:	upwk_DebtInstrumentConvertibleBusinessPeriod
Namespace Prefix:	upwk_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Convertible, Measurement Period

+ References

No definition available.

+ Details

Name:	upwk_DebtInstrumentConvertibleMeasurementPeriod
Namespace Prefix:	upwk_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Convertible, Measurement Period Percentage

+ References

No definition available.

+ Details

Name:	upwk_DebtInstrumentConvertibleMeasurementPeriodPercentage
Namespace Prefix:	upwk_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Option Indexed To Issuers Equity Strike Price, Premium Over Share Price, Percentage

+ References

No definition available.

+ Details

Name:	upwk_OptionIndexedToIssuersEquityStrikePricePremiumOverSharePricePercentage
Namespace Prefix:	upwk_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of amortization expense attributable to debt issuance costs.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	debit
Period Type:	duration

- Definition

Dividend or interest rate associated with the financial instrument issued in exchange for the original debt being converted in a noncash or part noncash transaction. Noncash are transactions that affect recognized assets or liabilities but that do not result in cash receipts or cash payments. Part noncash refers to that portion of the transaction not resulting in cash receipts or cash payments.

+ References

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+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ 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

The price per share of the conversion feature embedded in the debt instrument.

+ References

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+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instrument must exceed threshold percentage for specified number of trading days to trigger conversion feature.

+ References

No definition available.

+ Details

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

- Definition

Minimum percentage of common stock price to conversion price of convertible debt instruments to determine eligibility of conversion.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	duration

- Definition

Threshold number of specified trading days that common stock price to conversion price of convertible debt instruments must exceed threshold percentage within a specified consecutive trading period to trigger conversion feature.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

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

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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.

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+ Details

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

- Definition

Percentage of principal amount of debt redeemed.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the portion of interest incurred in the period on debt arrangements that was charged against earnings, excluding amortization of debt discount (premium) and financing costs.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

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+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Exercise or strike price stated in the contract for options indexed to the issuer's equity shares.

+ References

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- Definition

Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

+ References

No definition available.

+ Details

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- Details

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- Details

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Debt - Narrative (Details) $ / shares in Units, $ in Thousands			1 Months Ended				3 Months Ended
	Aug. 09, 2021 $ / shares	Aug. 05, 2021 $ / shares	Aug. 31, 2021 $ / shares	Aug. 31, 2021 tradingDay $ / shares	Aug. 31, 2021 businessDay $ / shares	Aug. 31, 2021 segment $ / shares	Mar. 31, 2025 USD ($)	Mar. 31, 2024 USD ($)	Dec. 31, 2024 USD ($)
Debt Instrument [Line Items]
Aggregate principal amount							$ 360,998		$ 360,998
Amortization of debt issuance costs							460	$ 460
Convertible Senior Notes
Debt Instrument [Line Items]
Debt, interest rate			0.25%	0.25%	0.25%	0.25%
Aggregate principal amount							360,998		$ 360,998
Convertible debt, threshold percentage of stock price trigger			130.00%
Convertible debt, threshold trading days (in trading days)				20		20
Convertible debt, consecutive trading days (in trading days) \| tradingDay				30
Convertible debt, business period (in business days) \| businessDay					5
Convertible debt, measurement period (in trading days) \| tradingDay				5
Convertible debt, measurement period percentage			98.00%
Convertible debt, conversion rate			1.51338%
Convertible debt, conversion price (in dollars per share) \| $ / shares			$ 66.08	$ 66.08	$ 66.08	$ 66.08
Redemption price, percentage of principal amount redeemed			100.00%
Interest expense, debt, excluding amortization							200	200
Amortization of debt issuance costs							500	$ 500
Convertible Senior Notes \| Call Option
Debt Instrument [Line Items]
Strike price (in dollars per share) \| $ / shares	$ 92.74	$ 66.08
Premium over last reported sale price, percentage		100.00%
Price per share of stock transaction (in dollars per share) \| $ / shares		$ 46.37
Convertible Senior Notes \| Level II
Debt Instrument [Line Items]
Estimated fair value of debt							$ 335,700