Interim Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Statement of Financial Position [Abstract]
Available-for-sale, amortized cost	$ 22,919,000	$ 30,245,000
Held-to-maturity securities, allowance for credit losses	6,000	0
HTM securities	$ 81,995,000	$ 17,217,000
Preferred stock, par value, in usd per share	$ 0.001	$ 0.001
Preferred stock, shares authorized	20,000,000	20,000,000
Preferred stock, shares issued	367,500	350,000
Preferred stock, shares outstanding	367,500	350,000
Common stock, par value, in usd per share	$ 0.001	$ 0.001
Common stock, shares authorized	150,000,000	150,000,000
Common stock, shares, issued	58,677,483	51,888,463
Common stock, shares outstanding	58,677,483	51,888,463