Subsequent Events (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016
Subsequent Event [Line Items]
Deposits		$ 3,967,943	$ 3,868,649
Non ASC 310-30 [Member]
Subsequent Event [Line Items]
Loans held-for-sale		13,900	$ 14,400
Disposal Group, Held-for-sale, Not Discontinued Operations [Member]
Subsequent Event [Line Items]
Carrying value of building sold		1,600
Deposits		100,500
Disposal Group, Held-for-sale, Not Discontinued Operations [Member] | Non ASC 310-30 [Member]
Subsequent Event [Line Items]
Loans held-for-sale		$ 13,900
Subsequent Event | Disposal Group, Held-for-sale, Not Discontinued Operations [Member]
Subsequent Event [Line Items]
Gain (Loss) on Disposition of Assets for Financial Service Operations	$ 3,000