Condensed Consolidated Statement of Shareholders' Equity (Unaudited) (Parenthetical) - $ / shares	3 Months Ended	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Statement of Stockholders' Equity [Abstract]
Stock options exercised (in shares)	18,187		31,488
Issuance of common stock from the treasury (in shares)		119,130	55,675
Issuance of shares in connection with at the market offering (in shares)	44,378		44,378
Dividends declared (in dollars per share)	$ 0.25		$ 0.25