Acquisitions (Schedule Of Business Acquisition) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	May 31, 2012 Virginia Savings Bank [Member]	Jan. 10, 2013 Community Bank [Member]
Consideration:
Cash	$ 17,410	$ 4,672	$ 12,738
Common stock	35,506	7,723	27,783
Warrant issued	725	0	725
Purchase price	53,641	12,395	41,246
Identifiable assets:
Cash and cash equivalents	33,831	24,943	8,888
Investment securities	31,741	14,082	17,659
Loans	444,217	73,463	370,754
Bank owned life insurance	6,935	0	6,935
Premises and equipment	14,108	5,158	8,950
Deferred tax asset, net	19,401	4,173	15,228
Other assets	12,614	4,626	7,988
Total identifiable assets	562,847	126,445	436,402
Identifiable liabilities:
Deposits	505,793	122,723	383,070
Other liabilities	24,927	841	24,086
Total identifiable liabilities	530,720	123,564	407,156
Net identifiable asset	32,127	2,881	29,246
Goodwill	17,530	8,241	9,289
Core deposit intangible	$ 3,984	$ 1,273	$ 2,711