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Discontinued Operations (Details Textual) shares in Thousands, $ in Thousands, € in Millions, £ in Millions		1 Months Ended		3 Months Ended		9 Months Ended
	Nov. 03, 2022 shares	Nov. 30, 2022	Feb. 28, 2022 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 GBP (£)	Sep. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)	Sep. 30, 2022 GBP (£)	Sep. 30, 2022 USD ($)	Aug. 31, 2022 EUR (€)	Aug. 31, 2022 USD ($)	Jul. 19, 2022 EUR (€)	Jul. 19, 2022 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gross aggregate amount															€ 41.1	$ 41,400
Variable rate customers to a third party													€ 1.9	$ 2,000
Income from discontinued operations, net of taxes				$ (304)	$ (1,459)	$ 5,923	$ 25,929
Class B common stock [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Description of Vested Period		May 2023 and up to May 2025
Lumo Finland and Lumo Sweden [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income from discontinued operations, net of taxes				(304)	(1,459)	$ 486	25,929
Lumo Finland and Lumo Sweden [Member] | Class B common stock [Member] | Employee [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of noncontrolling interest restricted shares acquired | shares	132,302
Description of Vested Period	November 2022 and May 2025
United Kingdom Operations [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Contract Termination Claims, Description						In the fourth quarter of 2021, Orbit transferred to GEIC a net amount of $49.7 million from the proceeds of the settlement of the contract with Shell which is included in cash and cash equivalents in the consolidated balance sheet as of December 31, 2021. In January 2022, the Company transferred $21.5 million to the Administrators of Orbit Energy to fund the settlement of the expected remaining liabilities of Orbit of $30.8 million, which were included in the current liabilities of discontinued operations in the consolidated balance sheet as of December 31, 2021.
Company deposite			$ 28,300
Amount transferred to court's registry						$ 28,300
Administrator paid								£ 2.0	$ 2,600		£ 4.6	$ 5,400
Net investments									$ 17,500	$ 13,800
Income from discontinued operations, net of taxes				$ 0	$ 0	$ 5,400	$ 0
Lumo Sweden [Member] | Electricity Swap Instruments [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
New note payment terms, description						settled monthly based on the monthly commodity volume specified in the instruments from September 2022 to March 2025
Maximum [Member] | Lumo Finland [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Minority interest percentage	96.60%
Maximum [Member] | Lumo Sweden [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Minority interest percentage	100.00%
Minimum [Member] | Lumo Finland [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Minority interest percentage	91.60%
Minimum [Member] | Lumo Sweden [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Minority interest percentage	98.80%

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