Subsequent Events (Details) - Subsequent Event kWh in Thousands		1 Months Ended
	Jul. 21, 2021 $ / shares	Jul. 31, 2021 kWh shares
Subsequent Event [Line Items]
Conversion of stock, shares converted | shares		800,000
Conversion ratio (in shares) | shares		1
Residential Customer Equivalent
Subsequent Event [Line Items]
Residential customer equivalents (kwh) | kWh		50
Period of contingency		5 years
Common Class A
Subsequent Event [Line Items]
Dividends declaration per share of common stock (in dollars per share) | $ / shares	$ 0.18125
Series A Preferred Stock
Subsequent Event [Line Items]
Dividends declaration per share of preferred stock (in dollars per share) | $ / shares	$ 0.546875