XML 89 R78.htm IDEA: XBRL DOCUMENT
v3.23.1

Stock-based Compensation - Stock-based Compensation Expense (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |
Total compensation expense by financial statement line item | $ 10,710 | $ 5,346
Cost of revenue |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |
Total compensation expense by financial statement line item | 1,540 | 800
Selling, general and administrative expenses |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |
Total compensation expense by financial statement line item | 9,170 | 4,546
Stock options |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |
Total compensation expense by financial statement line item | 60 | 162
RSUs |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |
Total compensation expense by financial statement line item | 7,489 | 3,301
LSUs |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |
Total compensation expense by financial statement line item | 284 | 775
PSUs |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |
Total compensation expense by financial statement line item | $ 2,877 | $ 1,108

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 -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479830/718-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_AllocatedShareBasedCompensationExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_CostOfSalesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_SellingGeneralAndAdministrativeExpensesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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