Business Combinations - Supplemental Pro Forma Financial Information (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2022	Dec. 31, 2021
1st Constitution Actual from Acquisition to September 30, 2022
Net interest income		$ 50,218
Provision for loan losses		6
Noninterest income		17,077
Noninterest expense		30,216
Net income		$ 26,947
Fully diluted (in usd per share)		$ 0.42
Net interest income	$ 315,021		$ 293,590
Provision for loan losses	8,514		(8,796)
Noninterest income	27,797		36,936
Noninterest expense	191,241		185,355
Net income	$ 106,663		$ 114,581
Fully diluted (in usd per share)	$ 1.62		$ 1.77