Business Combinations (Tables)

9 Months Ended

Sep. 30, 2017

Acquired Finite-Lived Intangible Assets [Line Items]

Business Acquisition, Pro Forma Information [Table Text Block]

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2017		2016		2017		2016
(in thousands)
Pro forma revenues	$	62,749	$	57,629	$	257,569	$	262,671
Pro forma net income	$	20,732	$	10,016	$	84,856	$	70,246
Pro forma net income per share - basic	$	0.14	$	0.06	$	0.54	$	0.43
Pro forma net income per share - diluted	$	0.14	$	0.06	$	0.54	$	0.43

Finite-Lived and Indefinite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]

The following table summarizes the fair values of the identifiable intangible assets acquired and liabilities assumed at the acquisition date (in thousands):

Acquired product rights	$	216,690
Customer relationships	23,880
Goodwill	3,735
Net intangible assets	$	244,305

Schedule of Business Acquisitions by Acquisition, Contingent Consideration [Table Text Block]

The following table presents a summary of the total fair value of consideration transferred for the Noden Products acquisition (in thousands):

Consideration paid in cash at closing	$	109,938
Discounted anniversary payment	87,007
Fair value of contingent consideration	47,360
Total fair value of consideration transferred	$	244,305