Information About the Company's Operating Segments (Tables)

6 Months Ended

Jun. 30, 2020

Segment Reporting [Abstract]

Revenue by Segment from Contracts with Customers

	Three months ended			Six months ended
	June 30,			June 30,
	2020		2019	2020		2019
	amounts in thousands
GCI Holdings
Consumer Revenue
Wireless	$	29,906	27,505		58,264	54,997
Data		45,416	41,457		89,710	82,635
Video		20,456	21,045		41,214	42,061
Voice		3,715	4,321		7,515	8,782
Business Revenue
Wireless		19,616	19,393		38,854	37,777
Data		72,928	63,733		156,322	131,843
Video		4,427	3,988		8,449	7,813
Voice		7,047	6,636		13,463	12,840
Lease, grant, and subsidies revenue		19,070	22,901		40,351	45,442
Total GCI Holdings		222,581	210,979		454,142	424,190
Corporate and other		2,239	6,587		6,477	11,112
Total	$	224,820	217,566		460,619	435,302

Components of Adjusted OIBDA

	Three months ended				Six months ended
	June 30,				June 30,
	2020		2019		2020		2019
	amounts in thousands
GCI Holdings	$	78,045		66,121		164,440		110,592
Liberty Broadband		(7,407)		(4,174)		(12,388)		(7,291)
Corporate and other		(9,832)		(5,511)		(20,161)		(11,817)
		60,806		56,436		131,891		91,484
Eliminate Liberty Broadband		7,407		4,174		12,388		7,291
	$	68,213		60,610		144,279		98,775

Reconciliation of Assets from Segment to Consolidated

	June 30, 2020
	Total		Investments	Capital
	assets		in affiliates	expenditures
	amounts in thousands
GCI Holdings	$	3,151,685	475	66,704
Liberty Broadband		12,335,399	12,306,593	35
Corporate and other		8,781,445	166,646	678
		24,268,529	12,473,714	67,417
Eliminate Liberty Broadband		(12,335,399)	(12,306,593)	(35)
Consolidated	$	11,933,130	167,121	67,382

Reconciliation of Adjusted OIBDA to Operating Income and Earnings (Loss) from Continuing Operations

	Three months ended			Six months ended
	June 30,			June 30,
	2020		2019	2020		2019
	amounts in thousands
Adjusted OIBDA	$	68,213	60,610		144,279	98,775
Stock‑based compensation		(4,393)	(6,754)		(6,868)	(12,385)
Depreciation and amortization		(61,160)	(65,891)		(124,168)	(133,569)
Insurance proceeds and restructuring, net		—	(4,218)		—	(1,718)
Operating income (loss)		2,660	(16,253)		13,243	(48,897)
Interest expense		(34,387)	(40,386)		(70,642)	(78,004)
Share of earnings (loss) of affiliates, net		2,238	(1,068)		1,531	(4,364)
Realized and unrealized gains (losses) on financial instruments, net		860,867	679,098		26,875	1,688,698
Tax Sharing Agreement		14,444	7,452		3,911	16,533
Other, net		(242)	11,596		2,138	14,364
Earnings (loss) before income taxes	$	845,580	640,439		(22,944)	1,588,330