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Regulatory Capital Requirements (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended					6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013 Royal Bank [Member]	Dec. 31, 2011 Royal Bank [Member]	Jul. 15, 2009 Royal Bank [Member]	Jun. 30, 2013 Royal Bancshares [Member]	Jun. 30, 2013 Royal Bancshares [Member] FR Y-9C [Member]
Regulatory Capital Requirements [Abstract]
Minimum Tier one leverage ratio required (in hundredths)	8.00%		8.00%			8.00%	8.00%
Total risk based capital ratio (in hundredths)	12.00%		12.00%
Capital actual amount under regulations [Abstract]
Total capital (to risk-weighted assets)					$ 72,511			$ 87,801
Tier I capital (to risk-weighted assets)					66,531			75,777
Tier I capital (to average assets, leverage)					66,531			75,777
Actual Ratio Under RAP [Abstract]
Total capital (to risk-weighted assets) (in hundredths)	15.45%		15.45%		15.45%			18.29%
Tier I capital (to risk-weighted assets) (in hundredths)					14.18%			15.78%
Tier I capital (to average assets, leverage) (in hundredths)	9.09%		9.09%		9.09%			10.17%
For capital adequacy purposes, amount [Abstract]
Total capital (to risk-weighted assets)					37,536			38,406
Tier I capital (to risk-weighted assets)					18,768			19,203
Tier I capital (to average assets, leverage)					29,267			29,801
For capital adequacy purposes, ratio [Abstract]
Total capital (to risk-weighted assets) (in hundredths)					8.00%			8.00%
Tier I capital (to risk-weighted assets) (in hundredths)					4.00%			4.00%
Tier I capital (to average assets, leverage) (in hundredths)					4.00%			4.00%
To be well capitalized capitalized under prompt corrective action provision, amount [Abstract]
Total capital (to risk-weighted assets)					46,919
Tier I capital (to risk-weighted assets)					28,152
Tier I capital (to average assets, leverage)					36,584
To be well capitalized capitalized under prompt corrective action provision, ratio [Abstract]
Total capital (to risk-weighted assets) (in hundredths)					10.00%
Tier I capital (to risk-weighted assets) (in hundredths)					6.00%
Tier I capital (to average assets, leverage) (in hundredths)					5.00%
Adjustments to net loss as well as the capital ratios [Abstract]
RAP net loss					(4,377)			(4,568)
Tax lien adjustment, net of noncontrolling interest					3,883			(3,883)
U.S. GAAP net loss	$ (803)	$ (1,950)	$ (685)	$ (2,819)	$ (494)			$ (685)
Actual Ratio Under US GAAP [Abstract]
Total capital (to risk-weighted assets) (in hundredths)					16.62%				18.29%
Tier I capital (to risk-weighted assets) (in hundredths)					15.35%				15.78%
Tier I capital (to average assets, leverage) (in hundredths)					9.89%				10.17%
Ratios As Adjusted Under RAP [Abstract]
Total capital (to risk-weighted assets) (in hundredths)								17.16%
Tier I capital (to risk-weighted assets) (in hundredths)								14.18%
Tier I capital (to average assets, leverage) (in hundredths)								9.09%