Tax Receivable Agreement (Details)	6 Months Ended
Jun. 30, 2024 USD ($)
Tax Receivable Agreement
Net cash savings percentage owed to TRA Holders	85.00%
Cash savings tax benefit	$ 0

The percentage of net cash savings owed per agreement related to income taxes.

No definition available.

Name:	evgo_PercentageOfNetCashSavingsOwedPerAgreement
Namespace Prefix:	evgo_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration