Goodwill and Other Intangibles (Estimated Amortization of Intangibles) (Details) $ in Thousands	Dec. 31, 2016 USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]
2017 amortization expense	$ (2,072)
2018 amortization expense	(1,599)
2019 amortization expense	(1,377)
2020 amortization expense	(1,197)
2021 amortization expense	(969)
Total amortization expense	(7,214)
2017 amortization benefit	1,493
2018 amortization benefit	923
2019 amortization benefit	712
2020 amortization benefit	541
2021 amortization benefit	389
Total amortization benefit	4,058
2017 amortization, net	(579)
2018 amortization, net	(676)
2019 amortization, net	(665)
2020 amortization, net	(656)
2021 amortization, net	(580)
Total amortization, net	$ (3,156)