Leases - Lease Income Under Cottonwood Sale Leaseback (Details) - Cleco Cajun - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Lessor, Lease, Description [Line Items]
Fixed payments	$ 10,000	$ 10,000	$ 30,000	$ 30,000
Variable payments	6,244	4,938	17,657	15,413
Amortization of deferred lease liability	2,301	2,301	6,904	6,904
Total lease income	$ 18,545	$ 17,239	$ 54,561	$ 52,317