Income Taxes (Narrative) (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Operating Loss Carryforwards [Line Items]
Income tax provision	$ 2,166,000	$ 0	$ 4,373,000	$ 338,000
Effective Income Tax Rate Reconciliation, Percent	23.60%	0.00%	24.90%	1.60%
Deferred tax assets	$ 85,200,000		$ 85,200,000
Valuation allowance for deferred tax assets	1,200,000		1,200,000
Uncertain income tax positions	0		$ 0		$ 0
Federal
Operating Loss Carryforwards [Line Items]
Net operating loss carryforward					$ 178,800,000
Operating loss carryforward, expiration date			Dec. 31, 2029
State
Operating Loss Carryforwards [Line Items]
Net operating loss carryforward	21,600,000		$ 21,600,000
Valuation allowance related to state loss carryforwards	$ 21,600,000		$ 21,600,000