Minority Business Investment (Details) (USD $)				0 Months Ended	3 Months Ended	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	May 04, 2012 Curepet, Inc. [Member]	Mar. 31, 2012 Curepet, Inc. [Member]	Dec. 31, 2013 Curepet, Inc. [Member]	Dec. 31, 2012 Curepet, Inc. [Member]	Jan. 27, 2014 Subsequent Event [Member] Curepet, Inc. [Member]
Schedule of Cost-method Investments [Line Items]
Cost method investment, ownership percentage				19.80%
Payments to acquire cost method investment				$ 2,000,000
Revenue from related party					1,500,000	1,200,000
Receivable due from related party						1,400,000	212,000
Purchase Price of Business Acquisition, Cost of Acquired Entity								6,350,000
Derivative Financial Instruments, Liabilities, Fair Value Disclosure	$ 14,420,000	$ 17,495,000	$ 7,590,000					$ 5,000,000