Investments (Tables)

6 Months Ended

Jun. 30, 2020

Investments [Abstract]

Investment Holdings, Schedule of Investments [Table Text Block]

Investments	June 30, 2020		December 31, 2019
Investments held at FV-NI	4,613		4,376
Equity method investments	98		123
Total long-term investments	$	4,711	$	4,499

Investment Income [Table Text Block]

Investment income	Three Months Ended June 30,						Six Months Ended June 30,
	2020			2019			2020			2019
Short-term investments	$	—		$	238		$	—		$	738
Investments held at FV-NI	23			(737		)	263			466
Equity method investments	(19		)	—			(25		)	1,024
Income (loss) from investments, net	$	4		$	(499	)	$	238		$	2,228