Insurance and reinsurance (Tables)

3 Months Ended

Mar. 31, 2021

SEC Schedule, 12-17, Insurance Companies, Reinsurance [Abstract]

Effects of Reinsurance

	Three Months Ended March 31,
	2021		2020
	(dollars in thousands)
Incurred and paid claims
Insurance (net of Outward Reinsurance)	$	744	$	—
Inward Reinsurance	3,904		4,235
Total	$	4,648	$	4,235
Change in claims outstanding and claims IBNR
Insurance (net of Outward Reinsurance)	$	(136)	$	—
Inward Reinsurance	(559)		17,293
Total	$	(695)	$	17,293