New Accounting Pronouncements (Tables)

9 Months Ended

Sep. 30, 2018

Accounting Standards Update 2014-09 [Member]

New Accounting Pronouncements or Change in Accounting Principle [Line Items]

Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]

		December 31, 2017 as Reported		Adjustments Due to Topic 606		January 1, 2018 Upon Adoption
		(In thousands)
Assets
Prepaid expenses, deferred costs, and other current assets	$	96,106	$	2,919	$	99,025
Prepaid expenses, deferred costs, and other noncurrent assets		57,756		4,593		62,349
Liabilities
Deferred tax liability, net	$	37,130	$	1,579	$	38,709
Equity
Retained earnings	$	106,670	$	5,933	$	112,603