CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Common stock dividends, per share	$ 0.64	$ 0.46	$ 0.34
Stock option plan, shares	10,964	3,906	2,037
Employee stock purchase plan, shares	24,849	30,795	33,284
Acquisition of CommerceFirst Bancorp, Inc., shares		732,054
Director stock purchase plan, shares		1,083	1,833
Restricted stock, shares	48,816	46,512	30,853
Repurchase Of Common Stock Shares			23,592