Other Comprehensive Loss (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Increase (Decrease) in Stockholders' Equity
Balance	$ 2,324,032,000	$ 1,986,111,000	$ 1,617,058,000
Other comprehensive income (loss) before reclassifications	(850,000)	0
Amounts reclassified to net income		0
Reclassification adjustment of unrealized losses on securities transferred from held-to-maturity	(27,000)	0	0
Reclassification adjustment for net loss on sale of available for sale securities, included in net income	79,000
Other comprehensive loss, net of tax	(798,000)	0	0
Balance	2,624,389,000	2,324,032,000	1,986,111,000
Accumulated Other Comprehensive Loss
Increase (Decrease) in Stockholders' Equity
Balance	(46,000)	(46,000)	(46,000)
Other comprehensive loss, net of tax	(798,000)
Balance	(844,000)	(46,000)	(46,000)
Unrealized Loss On Available-for-Sales Securities
Increase (Decrease) in Stockholders' Equity
Balance	(46,000)	(46,000)
Other comprehensive income (loss) before reclassifications	(850,000)	0
Amounts reclassified to net income		0
Reclassification adjustment of unrealized losses on securities transferred from held-to-maturity	(27,000)
Reclassification adjustment for net loss on sale of available for sale securities, included in net income	79,000
Other comprehensive loss, net of tax	(798,000)	0
Balance	(844,000)	(46,000)	(46,000)
Other
Increase (Decrease) in Stockholders' Equity
Balance	0	0
Other comprehensive income (loss) before reclassifications	0	0
Amounts reclassified to net income		0
Reclassification adjustment of unrealized losses on securities transferred from held-to-maturity	0
Reclassification adjustment for net loss on sale of available for sale securities, included in net income	0
Other comprehensive loss, net of tax	0	0
Balance	$ 0	$ 0	$ 0