Customer Acquisitions (Details) customer in Thousands, $ in Millions	1 Months Ended			3 Months Ended
	Jan. 31, 2022 USD ($) customer	Jul. 31, 2021 kWh	May 31, 2021 USD ($) kWh	Mar. 31, 2022 USD ($) kWh
Residential Customer Equivalent
Asset Acquisition [Line Items]
Residential customer equivalents (kwh) \| kWh		50,000		45,000
Payments to acquire assets				$ 6.8
Escrow deposit				2.4
Period of contingency		5 years
Residential Customer Equivalent \| Customer Contracts
Asset Acquisition [Line Items]
Payments to acquire assets				9.2
Residential Customer Equivalent \| Starion Energy Inc.
Asset Acquisition [Line Items]
Residential customer equivalents (kwh) \| kWh			56,900
Payments to acquire assets			$ 11.5
Related holdbacks				2.4
Reduction in residential customer equivalents				$ 2.2
Broker Contracts
Asset Acquisition [Line Items]
Number of customers \| customer	1
Asset acquisition, broker contract cash price	$ 0.4