Income Taxes (Narrative) (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Income Tax Contingency [Line Items]
Valuation allowance	$ 1,700,000		$ 1,700,000		$ 1,900,000
Increase (decrease) in valuation allowance from continuing operations	100,000	200,000	200,000	200,000
Effective income tax rate reconciliation including discontinued operations	37.60%	(58.90%)	38.40%	(20.90%)
Income tax expense at statutory rate	35.00%	35.00%	35.00%	35.00%
Public offering transaction-related costs	60,000	9,322,000	508,000	10,008,000
Effective income tax rate on continuing operations	37.60%	(55.00%)	38.30%	(15.70%)
Accrued Expenses and Other Liabilities [Member]
Income Tax Contingency [Line Items]
Uncertain tax positions	2,900,000		2,900,000
Termination of Management Services Agreement [Member]
Income Tax Contingency [Line Items]
Public offering transaction-related costs		$ 9,000,000		$ 9,000,000