Share-Based Compensation and Employee Ownership Plans RCG Grants (Details) (RCG Grants, Restricted Shares, USD $)	12 Months Ended
	Dec. 31, 2012		Dec. 31, 2011
RCG Grants | Restricted Shares
Nonvested RCG Grants
Balance outstanding, beginning of period, shares	1,298,213		2,638,078
Granted, shares	0		0
Vested, shares	(1,284,600)		(1,297,726)
Forfeited, shares	(13,613)	[1]	(42,139)	[1]
Balance outstanding, end of period, shares	0		1,298,213
Weighted-Average Grant Date Fair Value
Balance outstanding, beginning of period, in dollars per share	$ 7.30		$ 7.30
Granted, in dollars per share	$ 0.00		$ 0.00
Vested, in dollars per share	$ 7.30		$ 7.30
Forfeited, in dollars per share	$ 7.30		$ 7.30
Balance outstanding, end of period, in dollars per share	$ 0.00		$ 7.30

[1] Forfeitures of non vested RCG Grants are reallocated to other members within RCG Holdings, LLC.