Unpaid Losses and Settlement Expenses (Narrative) (Details)	6 Months Ended		12 Months Ended
	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Dec. 31, 2020 claim	Dec. 31, 2019 claim	Dec. 31, 2017 claim
Liability for Future Policy Benefit, by Product Segment [Line Items]
Number Of Claims | claim			1	1	2
Liquor Liability And Business Owners Liability [Member]
Liability for Future Policy Benefit, by Product Segment [Line Items]
Increase in net unpaid losses and settlement expense	$ 4,519,000
Liquor Liability And Umbrella Liability [Member]
Liability for Future Policy Benefit, by Product Segment [Line Items]
Increase in net unpaid losses and settlement expense		$ 1,231,000