CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Statement of Comprehensive Income [Abstract]
Net income	$ 1,913	$ 2,355	$ 3,735	$ 3,615
Other comprehensive income (loss), net of tax:
Unrealized holding gains (losses) arising during the period, net of tax of $974, $1,861, $1,822 and $1,972, respectively	1,890	(3,610)	3,537	(3,825)
Reclassification adjustment for gains included in net income, net of tax of $22, $111, $44 and $127, respectively	(44)	(215)	(85)	(246)
Unrealized gain (loss) on interest rate swaps, net of tax of $49, $85, $53 and $105, respectively	(99)	165	(108)	204
Reclassification adjustment for loss on interest rate swap ineffectiveness included in net income, net of tax of $3, $0, $3 and $0, respectively	5	0	5	0
Total other comprehensive income (loss)	1,752	(3,660)	3,349	(3,867)
Total comprehensive income (loss)	3,665	(1,305)	7,084	(252)
Comprehensive (income) loss attributable to non-controlling interest	(58)	(262)	98	(195)
Comprehensive income (loss) attributable to Middleburg Financial Corporation	$ 3,607	$ (1,567)	$ 7,182	$ (447)