Loans Receivable - Allowance For Credit Loss (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Financing Receivable, Allowance for Credit Loss [Line Items]
Allowance for expected credit losses, beginning of period	$ 1,609	$ 1,429	$ 1,791	$ 1,718
Change in expected credit losses	2,941	746	2,759	457
Allowance for expected credit losses, end of period	4,550	2,175	4,550	2,175
Real estate loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Allowance for expected credit losses, beginning of period	1,039	1,295	1,100	1,362
Change in expected credit losses	2,619	(67)	2,558	(134)
Allowance for expected credit losses, end of period	3,658	1,228	3,658	1,228
Commercial loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Allowance for expected credit losses, beginning of period	570	134	691	356
Change in expected credit losses	322	813	201	591
Allowance for expected credit losses, end of period	$ 892	$ 947	$ 892	$ 947