Portfolio Loans - Schedule of payment status of modified loans (Details) $ in Thousands	Mar. 31, 2023 USD ($)
Current
Loans identified as impaired
Amortized cost of modified loans	$ 38,342
30-89 Days
Loans identified as impaired
Amortized cost of modified loans	0
90+ Days
Loans identified as impaired
Amortized cost of modified loans	0
Commercial \| Current
Loans identified as impaired
Amortized cost of modified loans	25,644
Commercial \| 30-89 Days
Loans identified as impaired
Amortized cost of modified loans	0
Commercial \| 90+ Days
Loans identified as impaired
Amortized cost of modified loans	0
Commercial real estate \| Current
Loans identified as impaired
Amortized cost of modified loans	12,698
Commercial real estate \| 30-89 Days
Loans identified as impaired
Amortized cost of modified loans	0
Commercial real estate \| 90+ Days
Loans identified as impaired
Amortized cost of modified loans	$ 0

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