Investment Securities (Detail Textuals) - Security	Jun. 30, 2016	Dec. 31, 2015
Schedule Of Available For Sale and Held To Maturity Securities [Line Items]
Number of securities in unrealized loss position	7	16
Number of securities in unrealized loss position in for greater than twelve months	2	3
Number of securities in unrealized loss position in for less than twelve months	5	13
Mortgage-backed securities - residential
Schedule Of Available For Sale and Held To Maturity Securities [Line Items]
Number of securities in unrealized loss position in for greater than twelve months	1
Number of securities in unrealized loss position in for less than twelve months	4