Stock Incentive Plans (Changes in the Stock Options Outstanding) (Details) - Employee stock Option [Member] $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($) $ / shares shares
Number of Options
Outstanding, at the beginning | shares	180,796
Exercised | shares	(1,250)
Expired | shares	(18,400)
Forfeited | shares	(9,028)
Outstanding, at the end | shares	152,118
Options Exercisable | shares	145,868
Weighted Average Exercise Price
Outstanding, at the beginning | $ / shares	$ 25.86
Exercised | $ / shares	18.10
Expired | $ / shares	31.21
Forfeited | $ / shares	24.46
Outstanding, at the end | $ / shares	25.36
Exercisable | $ / shares	$ 25.72
Aggregate Intrinsic Value
Outstanding, at the beginning | $	$ 271
Outstanding at end | $	354
Exercisable | $	$ 309