Segment Reporting (Tables)

6 Months Ended

Jun. 30, 2019

Segment Reporting [Abstract]

Selected Financial Data for Segments

Three Months Ended June 30, 2019 

(in thousands)	Wireless		Cable		Wireline		Other			Eliminations			Consolidated
External revenue
Service revenue	$	94,350	$	30,716	$	5,558	$	—		$	—		$	130,624
Equipment revenue	16,548		255		52		—			—			16,855
Tower revenue	1,654		—		—		—			—			1,654
Other revenue	318		2,238		7,225		—			—			9,781
Total external revenue	112,870		33,209		12,835		—			—			158,914
Internal revenue	1,270		1,481		6,692		—			(9,443		)	—
Total operating revenue	114,140		34,690		19,527		—			(9,443		)	158,914
Operating expenses
Cost of services	33,563		15,701		8,979		—			(8,746		)	49,497
Cost of goods sold	15,742		112		19		—			1			15,874
Selling, general and administrative	10,592		5,536		1,988		9,752			(698		)	27,170
Depreciation and amortization	32,219		6,555		3,447		132			—			42,353
Total operating expenses	92,116		27,904		14,433		9,884			(9,443		)	134,894
Operating income (loss)	$	22,024	$	6,786	$	5,094	$	(9,884	)	$	—		$	24,020

Three Months Ended June 30, 2018

(in thousands)	Wireless		Cable		Wireline		Other			Eliminations			Consolidated
External revenue
Service revenue	$	95,690	$	28,748	$	5,301	$	—		$	—		$	129,739
Equipment revenue	15,819		144		46		—			—			16,009
Tower revenue	1,636		—		—		—			—			1,636
Other revenue	364		2,122		6,631		—			—			9,117
Total external revenue	113,509		31,014		11,978		—			—			156,501
Internal revenue	1,244		1,097		7,134		—			(9,475		)	—
Total operating revenue	114,753		32,111		19,112		—			(9,475		)	156,501
Operating expenses
Cost of services	33,488		15,125		9,373		12			(8,864		)	49,134
Cost of goods sold	15,082		63		20		1			—			15,166
Selling, general and administrative	12,367		4,661		1,686		11,812			(611		)	29,915
Depreciation and amortization	31,565		6,179		3,240		133			—			41,117
Total operating expenses	92,502		26,028		14,319		11,958			(9,475		)	135,332
Operating income (loss)	$	22,251	$	6,083	$	4,793	$	(11,958	)	$	—		$	21,169

Six Months Ended June 30, 2019 

(in thousands)	Wireless		Cable		Wireline		Other			Eliminations			Consolidated
External revenue
Service revenue	$	191,425	$	60,421	$	11,043	$	—		$	—		$	262,889
Equipment revenue	31,839		525		103		—			—			32,467
Tower revenue	3,325		—		—		—			—			3,325
Other revenue	665		4,503		13,908		—			—			19,076
Total external revenue	227,254		65,449		25,054		—			—			317,757
Internal revenue	2,540		2,950		13,382		—			(18,872		)	—
Total operating revenue	229,794		68,399		38,436		—			(18,872		)	317,757
Operating expenses
Cost of services	67,041		31,348		18,130		—			(17,504		)	99,015
Cost of goods sold	30,169		287		55		—			—			30,511
Selling, general and administrative	21,954		11,262		3,831		20,213			(1,368		)	55,892
Depreciation and amortization	63,269		13,013		6,980		270			—			83,532
Total operating expenses	182,433		55,910		28,996		20,483			(18,872		)	268,950
Operating income (loss)	$	47,361	$	12,489	$	9,440	$	(20,483	)	$	—		$	48,807

Six Months Ended June 30, 2018

(in thousands)	Wireless		Cable		Wireline		Other			Eliminations			Consolidated
External revenue
Service revenue	$	187,855	$	57,219	$	10,609	$	—		$	—		$	255,683
Equipment revenue	33,193		303		92		—			—			33,588
Tower revenue	3,294												3,294
Other revenue	732		4,172		13,170		—			—			18,074
Total external revenue	225,074		61,694		23,871		—			—			310,639
Internal revenue	2,483		2,128		14,948		—			(19,559		)	—
Total operating revenue	227,557		63,822		38,819		—			(19,559		)	310,639
Operating expenses
Cost of services	67,238		30,281		19,175		12			(18,230		)	98,476
Cost of goods sold	30,809		119		42		1			—			30,971
Selling, general and administrative	24,502		9,609		3,403		22,480			(1,329		)	58,665
Depreciation and amortization	65,490		12,203		6,634		277			—			84,604
Total operating expenses	188,039		52,212		29,254		22,770			(19,559		)	272,716
Operating income (loss)	$	39,518	$	11,610	$	9,565	$	(22,770	)	$	—		$	37,923