Income Taxes - Deferred Tax Assets, Net (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Deferred tax assets:
Allowance for loan losses	$ 6,332	$ 6,956
Other than temporary impairment	829	829
Accrued liabilities	39	55
OREO property	97	178
Net operating loss	10,579	14,375
Sidus goodwill	715	779
Deferred Tax Assets, Unrealized Losses on Available-for-Sale Securities, Gross	0	0
Other	2,663	3,243
Deferred tax assets, gross	21,254	26,415
Less: Valuation Allowance	0	0
Deferred tax assets, net of valuation allowance	21,254	26,415
Deferred tax liabilities:
Unrealized gain on available-for-sale securities	(1,277)	(3)
FMV adjustment related to mergers	(134)	(97)
Depreciation	(1,887)	(1,753)
Prepaid expenses	(342)	(342)
Other	(7)	(6)
Deferred tax liabilities	(4,299)	(2,990)
Net deferred tax asset	16,955	23,425	[1]
Core deposit intangible
Deferred tax liabilities:
Intangibles	(645)	(765)
Noncompete intangible
Deferred tax liabilities:
Intangibles	$ (7)	$ (24)

[1] Derived from audited consolidated financial statements