CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Allowance for expected credit losses	$ 89	$ 89
Loss and loss adjustment expenses recoverable, allowance	$ 47	$ 47
Preferred share capital, par value (in dollars per share)	$ 0.10	$ 0.10
Preferred share capital, authorized (in shares)	50,000,000	50,000,000
Preferred share capital, issued (in shares)	0	0
Class A
Ordinary share capital, par value (in dollars per share)	$ 0.10	$ 0.10
Ordinary share capital, authorized (in shares)	100,000,000	100,000,000
Ordinary share capital, issued (in shares)	28,466,516	27,589,731
Ordinary share capital, outstanding (in shares)	28,466,516	27,589,731
Class B
Ordinary share capital, par value (in dollars per share)	$ 0.10	$ 0.10
Ordinary share capital, authorized (in shares)	25,000,000	25,000,000
Ordinary share capital, issued (in shares)	6,254,715	6,254,715
Ordinary share capital, outstanding (in shares)	6,254,715	6,254,715