Fair Value Measurements Assets Measured at Fair Value on a Nonrecurring Basis (Details) - Fair Value, Measurements, Nonrecurring [Member] - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Net loans	$ 132,576	$ 138,491
Total assets	182,923	190,534
Other Assets
Other financial assets	50,347	52,043
Level 1
Net loans	0	0
Total assets	0	0
Level 1 | Other Assets
Other financial assets	0	0
Level 2
Net loans	0	0
Total assets	0	0
Level 2 | Other Assets
Other financial assets	0	0
Level 3
Net loans		138,491
Total assets	182,923	190,534
Level 3 | Other Assets
Other financial assets	$ 50,347	$ 52,043