Additional Financial Information (Tables)

9 Months Ended

Sep. 30, 2020

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Cash and Cash Flows

We typically maintain our restricted cash balances for purchases and sales of certain investment securities and funding of certain deferred compensation benefit payments:

	September 30,				December 31,
	2020		2019		2019		2018
Cash and cash equivalents	$	9,758	$	6,588	$	12,130	$	5,204
Restricted cash in Other current assets	2		15		69		61
Restricted cash in Other Assets	89		179		96		135
Cash and Cash Equivalents and Restricted Cash	$	9,849	$	6,782	$	12,295	$	5,400

Consolidated Statements of Cash Flows	Nine months ended
	September 30,
Cash paid (received) during the period for:	2020		2019
Interest	$	6,661	$	6,938
Income taxes, net of refunds	306		420
Spectrum acquisitions	1,062		1,022