Long-Term Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Long-term debt
Total long-term debt	$ 202,459	$ 148,217
Federal Home Loan Bank advances
Long-term debt
Total long-term debt	8,542	52,930
Other long-term debt
Long-term debt
Total long-term debt	147	192
Junior subordinated debentures
Long-term debt
Total long-term debt	95,643	95,095
Subordinated notes
Long-term debt
Total long-term debt	$ 98,127	$ 0