Shareholders' equity (Tables)

9 Months Ended

Sep. 30, 2018

Shareholders' equity [Abstract]

Changes in shareholders' equity

Changes in shareholders’ equity for the nine months ended September 30, 2018 were as follows (in thousands):

Balance at December 31, 2017	$	26,014
Net income		4,464
Share-based compensation expense		524
Issuance of shares from exercise of stock options		229
Relinquishment of stock awards upon exercise and fully vested deferred stock units		(265	)
Purchase of common stock for treasury		(2,001	)
Dividends declared and paid on common stock		(2,000	)
Balance at September 30, 2018	$	26,965