Investment Securities - Schedule Of Amortized Cost And Fair Value By Contractual Maturity Of Debt Securities (Details) - Municipal securities $ in Thousands	Mar. 31, 2016 USD ($)
Schedule Of Debt Securities [Line Items]
Within 1 year, amortized cost	$ 966
1-5 years, amortized cost	7,704
5-10 years, amortized cost	2,248
Total debt securities, amortized cost	10,918
Within 1 year, fair value	966
1-5 years, fair value	7,834
5-10 years, fair value	2,245
Total debt securities, fair value	$ 11,045
Within 1 year, weighted average yield	0.45%
1-5 years, weighted average yield	2.89%
5-10 years, weighted average yield	4.19%
Weighted average yield, total	2.94%