Income Taxes - Narrative (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Operating Loss Carryforwards [Line Items]
Effective income tax rate	38.80%	42.80%
Federal statutory tax rate	35.00%
Deferred Tax Assets, Operating Loss Carryforwards, State and Local	$ 2.6
Deferred Tax Assets, Operating Loss Carryforwards, Domestic	$ 7.7