Medafor Matters (Details) - USD ($) $ in Thousands, shares in Millions		1 Months Ended	3 Months Ended	6 Months Ended	12 Months Ended
	Oct. 01, 2013	Apr. 30, 2015	Jun. 30, 2015	Jun. 30, 2015	Dec. 31, 2014	Dec. 31, 2013
Additional payment received from C.R. Bard for acquisition of outstanding shares				$ 891
Gain from sale of business components			$ 891	$ 891
C.R. Bard, Inc. [Member]
Additional payment received from C.R. Bard for acquisition of outstanding shares		$ 891			$ 530	$ 15,400
Shares of Medafor common stock acquired by C.R. Bard	2.4