XML 53 R40.htm IDEA: XBRL DOCUMENT
v3.23.3

Share-Based Compensation - Equity Incentive Plan & ESPP (Details) |  |  |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | --- | --- | ---
Jan. 01, 2023 shares | Jan. 01, 2022 shares | Feb. 28, 2020 USD ($) shares | Sep. 30, 2023 USD ($) shares | Sep. 30, 2022 USD ($) | Sep. 30, 2023 USD ($) plan shares | Sep. 30, 2022 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Number of equity incentive plans | plan |  |  |  |  |  | 3 |
Number of shares purchased |  |  | 4,000 |  |  |  |
Share-based compensation expense | $ |  |  |  | $ 2,824,000 | $ 2,862,000 | $ 9,351,000 | $ 15,477,000
Equity Incentive Plan |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Shares authorized |  |  |  | 13,101,661 |  | 13,101,661 |
Shares available for future grant |  |  |  | 7,644,421 |  | 7,644,421 |
Period till which there is automatic increase in rights granted under the Plan |  |  |  |  |  | 10 years |
Percent of the total number of shares of the Company's common stock outstanding |  |  |  |  |  | 5.00% |
Term of award |  |  |  |  |  | 10 years |
Vesting period |  |  |  |  |  | 4 years |
Additional number of common shares reserved for future issuance | 2,730,735 | 2,712,249 |  |  |  |  |
Equity Inducement Plan 2021 |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Shares authorized |  |  |  | 2,500,000 |  | 2,500,000 |
Shares available for future grant |  |  |  | 1,006,655 |  | 1,006,655 |
Term of award |  |  |  |  |  | 10 years |
Employee Stock Purchase Plan |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Shares authorized | 1,981,766 |  | 1,981,766 |  |  |  |
Shares available for future grant |  |  |  | 1,565,821 |  | 1,565,821 |
Additional number of common shares reserved for future issuance | 546,147 |  |  |  |  |  |
Period till which there is automatic increase in rights granted under ESPP |  |  | 10 years |  |  |  |
Percentage of common stock outstanding |  |  | 1.00% |  |  |  |
Percentage of stock purchase price |  |  | 85.00% |  |  |  |
Percentage of maximum employee contribution |  |  | 15.00% |  |  |  |
Maximum amount of common stock that can be purchased | $ |  |  | $ 25,000 |  |  |  |
Share-based compensation expense | $ |  |  |  |  |  | $ 0 | $ 200,000

X
- Definition Additional number of common shares reserved for future issuance. + References No definition available. + Details
Name: | pasg_CommonStockAdditionalCapitalSharesReservedForFutureIssuance
Namespace Prefix: | pasg_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the percentage of total number of shares of the Company's common stock outstanding equal to which shares may be issued under Employee Stock Purchase Plan. + References No definition available. + Details
Name: | pasg_EmployeeStockPurchasePlanIssuancePercentageOfCommonStockOutstanding
Namespace Prefix: | pasg_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The maximum amount of common stock that a participant may accrue rights to purchase for each calendar year in which such right is outstanding. + References No definition available. + Details
Name: | pasg_EmployeeStockPurchasePlanMaximumAmountOfCommonStockThatCanBePurchased
Namespace Prefix: | pasg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents the maximum contribution percentage on eligible compensation by eligible employees under Employee Stock Purchase Plan. + References No definition available. + Details
Name: | pasg_EmployeeStockPurchasePlanMaximumEmployeeContributionPercentage
Namespace Prefix: | pasg_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares that can be purchased. + References No definition available. + Details
Name: | pasg_EmployeeStockPurchasePlanNumberOfSharesThatCanBePurchased
Namespace Prefix: | pasg_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the period till which there is automatic annual increase in rights granted under the employee stock purchase plan. + References No definition available. + Details
Name: | pasg_EmployeeStockPurchasePlanPeriodTillWhichAutomaticIncreaseInRightsGranted
Namespace Prefix: | pasg_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The stock purchase price percentage on the lower of the fair market value of the Company's common stock on the first or last day of the respective offering period under the ESPP. + References No definition available. + Details
Name: | pasg_EmployeeStockPurchasePlanStockPurchasePricePercentage
Namespace Prefix: | pasg_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of equity incentive plans. + References No definition available. + Details
Name: | pasg_NumberOfEquityIncentivePlans
Namespace Prefix: | pasg_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Duration from date of grant (issuance of an option) to when option auto expires. + References No definition available. + Details
Name: | pasg_ShareBasedCompensationArrangementByShareBasedPaymentAwardTerm
Namespace Prefix: | pasg_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the percentage of outstanding common shares to be taken as automatic annual increase in rights granted under the share based payment arrangement + References No definition available. + Details
Name: | pasg_ShareBasedPaymentArrangementPercentageOfOutstandingCommonSharesAsAutomaticIncrease
Namespace Prefix: | pasg_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the period till which there is automatic annual increase in rights granted under the share based payment arrangement. + References No definition available. + Details
Name: | pasg_ShareBasedPaymentArrangementPeriodTillWhichAutomaticIncreaseInRightsGranted
Namespace Prefix: | pasg_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_AllocatedShareBasedCompensationExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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 -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_CommonStockCapitalSharesReservedForFutureIssuance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- 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
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares authorized for issuance under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
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 -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

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

X
- Details
Name: | us-gaap_PlanNameAxis=pasg_EquityInducementPlan2021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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