Revenue Recognition (Tables)

3 Months Ended

Mar. 31, 2018

Revenue Recognition [Abstract]

Disaggregation of Revenue [Table Text Block]

In the following table, revenue is disaggregated by major products/service lines, and timing of revenue recognition (in thousands):

	For the Three Months Ended March 31,
	2018		2017
Major products/service lines
Licensing fees – royalty revenue	$	101,209	$	204,825
Initiation fees		0		3,000
Total revenue	$	101,209	$	207,825
Timing of revenue recognition
Products transferred at a point in time	$	0	$	3,000
Products and services transferred over time		101,209		204,825
	$	101,209	$	207,825

Contract with Customer, Asset and Liability [Table Text Block]

The following table provides information about receivables, assets, and liabilities from contracts with customers (in thousands):

	March 31, 2018		December 31, 2017
Assets
Trade receivables - including affiliates, net	$	66,510	$	73,943
Liabilities
Deferred revenue	$	25,000	$	14,000
Deferred revenue - long term	$	0	$	35,750