RSA ROLLFORWARD (Details 8) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($) $ / shares shares
Oustanding (in shares):
Beginning balance	147,184
Ending balance	135,205
Restricted stock awards [Member]
Oustanding (in shares):
Beginning balance	193,784
Granted	73,968
Vested/Released	(75,197)
Forfeited	(11,050)
Ending balance	181,505	[1]
Weighted Average Grant Price (in usd per share):
Beginning balance | $ / shares	$ 67.45
Granted | $ / shares	70.55
Vested/Released | $ / shares	60.34
Forfeited | $ / shares	70.69
Ending balance | $ / shares	$ 71.46
Unrecognized compensation cost (inclusive of directors’ fees) | $	$ 7,787
Weighted average remaining recognition period (years)	2 years 11 months 15 days

[1] Inclusive of 10,300 restricted stock awards outstanding to Directors.