Share-Based Compensation - Narrative (Details) (USD $)	6 Months Ended	3 Months Ended				0 Months Ended				0 Months Ended		0 Months Ended		0 Months Ended	6 Months Ended
	Jun. 30, 2014 Stock Option [Member]	Jun. 30, 2014 Stock Option [Member] Fully Vested [Member]	Jun. 30, 2014 Stock Option [Member] Tranche A [Member]	Jun. 30, 2014 Stock Option [Member] Tranche B [Member]	Jun. 30, 2014 Stock Option [Member] Tranche C [Member]	Apr. 28, 2014 Stock Option [Member] Common Class B [Member] Fully Vested [Member]	Apr. 28, 2014 Stock Option [Member] Common Class B [Member] Tranche A, B & C Options [Member]	Apr. 28, 2014 Stock Option [Member] Common Class B [Member] Tranche A [Member]	Apr. 28, 2014 Stock Option [Member] Common Class B [Member] Tranche A [Member] anniversary installment	Apr. 28, 2014 Stock Option [Member] Common Class B [Member] Tranche B [Member]	Apr. 28, 2014 Stock Option [Member] Common Class B [Member] Tranche B [Member]	Apr. 28, 2014 Stock Option [Member] Common Class B [Member] Tranche C [Member]	Apr. 28, 2014 Stock Option [Member] Common Class B [Member] Tranche C [Member]	Apr. 28, 2014 Restricted Stock Units (RSUs) [Member]	Jun. 30, 2014 Restricted Stock Units (RSUs) [Member]	Apr. 28, 2014 Restricted Stock Units (RSUs) [Member] anniversary installment
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options granted						30,000	225,000	75,000		75,000		75,000
Options granted, exercise price (in dollars per share)						$ 10	$ 10
Stock options granted, number of exercisable installments									5							5
Stock options granted, number of exercisable anniversaries									5							5
Stock options granted, exercisable internal rate of return											20.00%		25.00%
Stock options granted, exercisable minimum cash on cash return											250.00%		300.00%
Stock options canceled or forfeited during period	0														0
Shares issued in period														50,000
Fair value of granted options (in dollars per share)		$ 4.07	$ 6.53	$ 5.18	$ 4.79										$ 10