Acquisition Level 3 (Tables)

6 Months Ended

Jun. 30, 2021

Business Combinations [Abstract]

Gains (Losses) on Divestitures and Impairment Charges [Table Text Block]

	Three months ended June 30,				Six months ended June 30,
	2021		2020		2021		2020
	(In thousands)
Gains on divestitures, net	$	6,267	$	737	$	7,593	$	8,366
Impairment losses	(105)		—		(165)		(3,084)
Gains on divestitures and impairment charges, net	$	6,162	$	737	$	7,428	$	5,282