Deposits (Schedule of Interest Expense on Deposits) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Deposits [Abstract]
Interest Expense, Demand Deposit Accounts	$ 5,782	$ 3,254	$ 2,698
Interest Expense, Money Market Deposits	36,005	23,944	17,355
Interest Expense, Savings Deposits	1,739	1,971	3,265
Interest Expense, Time Deposits	47,625	43,792	37,248
Interest Expense, Domestic Deposits	$ 91,151	$ 72,961	$ 60,566