Other Real Estate Owned (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Other Real Estate Owned Expense [Line Items]
OREO	$ 6,574	$ 3,053
OREO (income) expense, net rental income and gains on sale	98	190	$ (416)
OREO operating expense
Other Real Estate Owned Expense [Line Items]
OREO (income) expense, net rental income and gains on sale	304	224	174
Impairment on OREO
Other Real Estate Owned Expense [Line Items]
OREO (income) expense, net rental income and gains on sale	187	361	56
Rental income on OREO
Other Real Estate Owned Expense [Line Items]
OREO (income) expense, net rental income and gains on sale	(98)	(80)	(3)
Gains on sale of OREO
Other Real Estate Owned Expense [Line Items]
OREO (income) expense, net rental income and gains on sale	$ (295)	$ (315)	$ (643)