Annual report pursuant to Section 13 and 15(d)

Discontinued Operations, Sale of the Cold-EEZE?? Business - Schedule of Proceeds from Sale of Business (Details)

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Discontinued Operations, Sale of the Cold-EEZE® Business - Schedule of Proceeds from Sale of Business (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Discontinued Operations and Disposal Groups [Abstract]    
Gross consideration from the sale of the Cold-EEZE® Business   $ 50,000
Closing and transaction costs   (4,175)
Net proceeds from sale of the Cold-EEZE® Business   45,825
Book value of assets sold   (13)
Gain on sale of the Cold-EEZE® Business before income taxes   45,812
Income tax expense   (3,511)
Gain on sale of the Cold-EEZE® Business after income taxes $ (170) 42,301
Cash paid at closing, net of closing and transaction costs   43,145
Proceeds due on sale of assets, cash held in escrow (see Note 8)   5,000
Net proceeds from the sale of assets   $ 48,145