Partially-Owned Affiliates (Details) (USD $) In Thousands, unless otherwise specified	0 Months Ended	3 Months Ended		6 Months Ended
	May 23, 2014	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Partially-Owned Affiliates [Abstract]
Net gain (loss) due to full consolidation				$ (4,122)
Entity's proportionate share of net income/(loss) from equity method investments		(4,272)	(668)	(4,618)	(1,149)
Advances to partially-owned affiliates				(1,404)	(441)
Zenara Pharma [Member]
Partially-Owned Affiliates [Abstract]
Business acquisition (in hundredths)	49.00%
Business acquisition, purchase price negotiated	2,680
Acquisition related costs		310		451
Equity ownership interest (in hundredths)		51.00%	51.00%	51.00%	51.00%
Recognition of a gain		278		278
Foreign currency translation adjustment charged to expense		(4,400)		(4,400)
Net gain (loss) due to full consolidation		(4,122)		(4,122)
Entity's proportionate share of net income/(loss) from equity method investments		(112)	(537)	(458)	(975)
Entity's proportionate share of amortization expense from equity method investments		125	230	333	468
Advances to partially-owned affiliates				(1,282)
European Joint Venture [Member]
Partially-Owned Affiliates [Abstract]
Entity's proportionate share of net income/(loss) from equity method investments		(38)	(131)	(38)	(174)
Advances to partially-owned affiliates				$ (122)	$ (141)