Capital	12 Months Ended
	Dec. 31, 2022
Disclosure Capital Additional Information [Abstract]
Capital	CapitalAt December 31, 2022, shareholders’ equity was $1.1 billion, a decrease of $57.3 million from December 31, 2021. The decrease was due to a $128.9 million decrease in the fair value of available for sale securities, $44.6 million of dividends paid to shareholders and $15.6 million of common stock repurchases. These decreases were partially offset by $128.2 million in net income and $2.2 million in treasury stock sales. Cash dividends declared per common share were $0.475, $0.455 and $0.440 for the years ended December 31, 2022, 2021 and 2020, respectively.In October 2021, the Board of Directors authorized a $25.0 million share repurchase program of the Company's common stock. As of December 31, 2022, 1,371,019 shares at an average price of $13.92 have been repurchased. First Commonwealth may suspend or discontinue the program at any time.