Non-operating (loss) income (Tables)

3 Months Ended

Mar. 31, 2017

Non-operating (loss) income, net [Abstract]

Schedule of Other Nonoperating Income (Expense) [Table Text Block]

The following table presents the components of Non-operating income, net:

	Three Months Ended March 31,
	2017			2016
	(In thousands)
Unrealized (loss) gain on contingent interest derivative on Subordinated Convertible Debentures	$	(893	)	$	1,065
Interest income	2,245			1,042
Other, net	(51		)	1,014
Total non-operating income, net	$	1,301		$	3,121