Stock Compensation Arrangements (Performance-Based Shares) (Table) (Details) ([ExecutiveOfficerMember], [PerformanceUnitAwardAgreementsMember], [PerformanceSharesMember], USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2012
[ExecutiveOfficerMember] | [PerformanceUnitAwardAgreementsMember] | [PerformanceSharesMember]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested [Roll Forward]
Non-Vested at beginning of period	0
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	422
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period	(65)
Non-Vested at end of period	357
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value [Roll Forward]
Non-vested at beginning of period	$ 0
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value	$ 16.72
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period, Weighted Average Grant Date Fair Value	$ 16.72
Non-vested at end of period	$ 16.72