Long-term Debt (Details) (USD $)	6 Months Ended		6 Months Ended			12 Months Ended		12 Months Ended		6 Months Ended						6 Months Ended
	Jun. 30, 2014	Dec. 31, 2013	Jun. 30, 2014 Senior-secured credit facilities [Member]	May 12, 2014 Senior-secured credit facilities [Member]	Dec. 31, 2013 Senior-secured credit facilities [Member]	Dec. 31, 2013 Term Note [Member]	Jun. 30, 2014 Term Note [Member]	Dec. 31, 2013 Term Note [Member] LIBOR [Member]	Dec. 31, 2013 Term Note [Member] Federal [Member]	Jun. 30, 2014 Third-party debt [Member]	Dec. 31, 2013 Third-party debt [Member]	Jun. 30, 2014 Revolving Credit Facility [Member]	May 12, 2014 Revolving Credit Facility [Member]	Jun. 30, 2014 Term Loan [Member]	May 12, 2014 Term Loan [Member]	Jun. 30, 2014 Minimum [Member] Senior-secured credit facilities [Member] Eurodollar [Member]	Jun. 30, 2014 Maximum [Member] Senior-secured credit facilities [Member] Eurodollar [Member]
Debt Instrument [Line Items]
Sub-Total	$ 85,866,000	$ 10,000,000	$ 84,394,000		$ 0	$ 10,000,000	$ 0			$ 1,472,000	$ 0
Less: current portion	85,185,000	10,000,000
Long-term Debt	681,000	0
Maximum borrowing capacity			85,000,000	85,000,000		15,000,000						10,000,000	10,000,000	75,000,000	75,000,000
Total borrowings									10,000,000
Effective interest rate (in hundredths)								2.50%	0.50%							3.25%	4.50%
Possible increase in interest (in hundredths)			2.00%
Description of variable rate basis	LIBOR plus 2.5%		Eurodollar
Repayment period (in years)			4 years			1 year				36 months
Interest rate (in hundredths)										3.50%
Long-term Debt, Fiscal Year Maturity [Abstract]
Last six months of 2014	7,892,000
2015	17,405,000
2016	19,025,000
2017	20,900,000
2018	21,250,000
Total minimum payments	86,472,000
Less: unamortized discount	(606,000)
Sub-Total	$ 85,866,000	$ 10,000,000	$ 84,394,000		$ 0	$ 10,000,000	$ 0			$ 1,472,000	$ 0