Acquisitions (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Business Combination, Separately Recognized Transactions [Line Items]
Inventories	$ 2,360
Prepaid expenses and other current assets	1,711
Goodwill	24,055	$ 18,491
Intangible assets:
Other assets	278
Accounts payable and other current liabilities	(3,868)
Deferred Tax Liabilities	(3,950)
Net identifiable assets acquired	22,695
Product marketing rights [Member]
Intangible assets:
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets	16,200
Developed Technology Rights [Member]
Intangible assets:
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets	$ 4,400