Significant Accounting Policies Credit Losses (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Dec. 31, 2019
Credit Loss Allowance Activity
Premium Receivable, Allowance for Credit Loss	$ 192	$ 165
Premium Receivable, Credit Loss Expense (Reversal)	27
Premium Receivable, Allowance for Credit Loss, Writeoff	0
Reinsurance Recoverable, Allowance for Credit Loss	226	256
Reinsurance Recoverable, Credit Loss Expense (Reversal)	(30)
Reinsurance recoverable, allowance for credit loss, writeoff	0
Financing Receivable, Allowance for Credit Loss	82	141
Financing Receivable, Credit Loss, Expense (Reversal)	(59)
Financing Receivable, Allowance for Credit Loss, Writeoff	0
Total Credit Loss Allowances	500	$ 562
Total Credit Loss Allowance Expense	(62)
Total Credit Loss Allowance Writeoffs	$ 0