Discontinued Operations - Net Income (Loss) (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
	Jun. 30, 2016	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
NONINTEREST EXPENSES
Income from discontinued operations, before income taxes		$ 0	$ (167)	$ 6,346	$ 108
Income tax expense (benefit) - discontinued operations		0	(63)	2,411	43
Net Income (loss) from discontinued operations		0	(104)	3,935	65
Discontinued Operations, Disposed of by Sale | USI Insurance Services
NONINTEREST INCOME
Insurance and investment services income		0	1,044	1,887	3,529
Gain on sale of subsidiary	$ 6,900	0	0	6,926	0
Other operating income		0	1	2	6
Total noninterest income		0	1,045	8,815	3,535
NONINTEREST EXPENSES
Salary and employee benefits		0	919	1,937	2,707
Occupancy expense		0	69	124	202
Equipment depreciation and maintenance		0	14	29	42
Data processing and communications		0	28	79	79
Marketing, contributions and sponsorships		0	8	7	23
Professional fees		0	17	2	20
Printing, postage and supplies		0	5	12	14
Insurance, tax and assessment expense		0	43	58	81
Travel, entertainment, dues and subscriptions		0	35	67	91
Other operating expenses		0	74	154	168
Total noninterest expense		0	1,212	2,469	3,427
Income from discontinued operations, before income taxes		0	(167)	6,346	108
Income tax expense (benefit) - discontinued operations		0	(63)	2,411	43
Net Income (loss) from discontinued operations		$ 0	$ (104)	$ 3,935	$ 65