Accounts Receivable, Net (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
	Jun. 30, 2014	Dec. 31, 2013
Accounts Receivable, Net
Net Accounts receivable	$ 10,581	$ 6,842
Accounts Receivable [Member] | Credit Concentration Risk [Member] | Amerisource Bergen Drug Corporation [Member]
Customers representing greater than 10% of accounts receivable balances
Accounts receivable by major customer (as a percent)	44.00%	43.00%
Accounts Receivable [Member] | Credit Concentration Risk [Member] | Mc Kesson Corporation [Member]
Customers representing greater than 10% of accounts receivable balances
Accounts receivable by major customer (as a percent)	29.00%	29.00%
Accounts Receivable [Member] | Credit Concentration Risk [Member] | Cardinal Health Inc [Member]
Customers representing greater than 10% of accounts receivable balances
Accounts receivable by major customer (as a percent)	20.00%	19.00%