The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Note 6 - Goodwill and Intangible Assets (Details Textual) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Sep. 12, 2018	Dec. 31, 2017
Goodwill	$ 271,424		$ 271,424			$ 43,626
Amortization of Intangible Assets	1,134	$ 477	2,157	$ 1,375
Amortization expense related to intangible assets, reminder of the year	5,043		5,043
Amortization expense related to intangible assets, year two	14,053		14,053
Amortization expense related to intangible assets, year three	14,037		14,037
Amortization expense related to intangible assets, year four	14,031		14,031
Amortization expense related to intangible assets, year five	13,610		13,610
Halo Pharma [Member]
Goodwill					$ 228,504
Intangible assets					180,000
Amortization of Intangible Assets	627		627
Halo Pharma [Member] \| Customer-related Intangibles [Member]
Intangible assets					$ 180,000
FDF [Member]
Goodwill	$ 228,747		$ 228,747