XML 67 R61.htm IDEA: XBRL DOCUMENT
v3.25.2

Stockholders' Equity - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 6 Months Ended |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Jun. 30, 2025 | Sep. 01, 2024 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Apr. 30, 2025 | Dec. 31, 2024 | Jun. 12, 2024 | Apr. 30, 2024 | Mar. 31, 2024 | Dec. 31, 2018
Stockholders Equity Note Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Aggregate intrinsic value of stock options exercised |  |  |  | $ 2,600 | $ 2,600 |  |  |  |  |  |
Weighted average grant date fair value of share-based awards granted |  |  |  | $ 73.61 | $ 93.65 |  |  |  |  |  |
Weighted average grant date fair value of restricted stock units granted |  |  |  | $ 146.93 |  |  |  |  |  |  |
Total unrecognized compensation cost | $ 76,800 |  |  | $ 76,800 |  |  |  |  |  |  |
Unrecognized compensation cost, weighted average remaining requisite service period |  |  |  | 2 years 10 months 2 days |  |  |  |  |  |  |
Forfeited portion of grants |  |  |  | 8,279 |  |  |  |  |  |  |
Share recalculated value |  |  |  |  |  |  |  | $ 136 |  |  |
Stock-based compensation expense | $ 8,375 | $ 22,400 | $ 9,879 | $ 15,648 | $ 18,655 |  |  |  |  |  |
Common stock, shares issued | 56,253,009 |  |  | 56,253,009 |  |  | 56,091,677 |  |  |  |
FlexBiosys |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Common stock, shares issued |  |  |  |  |  | 5,517 |  |  |  | 2,770 |
Earnout consideration earned |  |  |  |  |  |  |  |  |  | 20.00% |
Avitide |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Common stock, shares issued |  |  |  |  |  | 52,935 |  |  | 28,638 |  |
Earnout consideration earned |  |  |  |  |  |  |  |  | 50.00% |  |
2018 Plan |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Common stock shares reserved for Issuance |  |  |  |  |  |  |  |  |  |  | 2,778,000
Incentive options, vesting period | 1,215,947 |  |  | 1,215,947 |  |  |  |  |  |  |
Restricted Stock Units and Performance Stock Units |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Aggregate intrinsic value of restricted stock units vested |  |  |  | $ 18,700 | $ 23,500 |  |  |  |  |  |
Weighted average grant date fair value of restricted stock units granted |  |  |  | $ 146.93 | $ 188.57 |  |  |  |  |  |
Restricted Stock Unit |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Closing price of common stock | $ 124.38 |  |  | $ 124.38 |  |  |  |  |  |  |
2024 Grants |  |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Forfeited portion of grants |  |  |  | 32,776 |  |  |  |  |  |  |
Stock-based compensation expense |  |  | $ 5,000 |  | $ 5,000 |  |  |  |  |  |

X
- Definition Earnout consideration earned. + References No definition available. + Details
Name: | rgen_EarnoutConsiderationEarned
Namespace Prefix: | rgen_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Stockholders Equity Note Disclosure [Line Items] + References No definition available. + Details
Name: | rgen_StockholdersEquityNoteDisclosureLineItems
Namespace Prefix: | rgen_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Aggregate number of common shares reserved for future issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_CommonStockCapitalSharesReservedForFutureIssuance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_CommonStockSharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of cost not yet recognized for nonvested award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (a) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 + Details
Name: | us-gaap_ShareBasedCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Agreed-upon price for the exchange of the underlying asset relating to the share-based payment award. + References No definition available. + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Price of a single share of a number of saleable stocks of a company. + References No definition available. + Details
Name: | us-gaap_SharePrice
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Intrinsic value of vested award under share-based payment arrangement. Excludes share and unit options. + References No definition available. + Details
Name: | us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=rgen_FlexbiosysIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=rgen_AvitideLlcMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=rgen_StockOptionAndIncentivePlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=rgen_RestrictedStockAndPerformanceStockUnitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_RestrictedStockUnitsRSUMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=rgen_TwoThousandTwentyFourGrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |