Guarantor Financial Information (Tables)

3 Months Ended

Jun. 30, 2017

Condensed Financial Information of Parent Company Only Disclosure [Abstract]

Condensed Balance Sheet

CONDENSED CONSOLIDATING BALANCE SHEET

	June 30, 2017
	Parent/Issuer		Subsidiary Guarantor		Non-Guarantor Subsidiaries		Eliminations			Consolidated
	(in millions)
ASSETS
Current assets:
Cash and cash equivalents	$	—	$	2,034	$	444	$	—		$	2,478
Short-term investments	—		4,349		—		—			4,349
Accounts and notes receivable, net	195		—		4,089		(195		)	4,089
Device and accessory inventory	—		—		979		—			979
Prepaid expenses and other current assets	—		14		587		—			601
Total current assets	195		6,397		6,099		(195		)	12,496
Investments in subsidiaries	19,007		24,380		—		(43,387		)	—
Property, plant and equipment, net	—		—		18,866		—			18,866
Due from consolidated affiliate	24		12,486		—		(12,510		)	—
Note receivable from consolidated affiliate	10,398		575		—		(10,973		)	—
Intangible assets
Goodwill	—		—		6,578		—			6,578
FCC licenses and other	—		—		41,074		—			41,074
Definite-lived intangible assets, net	—		—		3,075		—			3,075
Other assets	—		133		1,102		—			1,235
Total assets	$	29,624	$	43,971	$	76,794	$	(67,065	)	$	83,324
LIABILITIES AND STOCKHOLDERS' EQUITY
Current liabilities:
Accounts payable	$	—	$	—	$	2,616	$	—		$	2,616
Accrued expenses and other current liabilities	211		435		3,379		(195		)	3,830
Current portion of long-term debt, financing and capital lease obligations	—		956		4,169		—			5,125
Total current liabilities	211		1,391		10,164		(195		)	11,571
Long-term debt, financing and capital lease obligations	10,398		12,342		11,719		—			34,459
Note payable due to consolidated affiliate	—		10,398		575		(10,973		)	—
Deferred tax liabilities	—		—		14,701		—			14,701
Other liabilities	—		833		2,745		—			3,578
Due to consolidated affiliate	—		—		12,510		(12,510		)	—
Total liabilities	10,609		24,964		52,414		(23,678		)	64,309
Commitments and contingencies
Total stockholders' equity	19,015		19,007		24,380		(43,387		)	19,015
Total liabilities and stockholders' equity	$	29,624	$	43,971	$	76,794	$	(67,065	)	$	83,324

CONDENSED CONSOLIDATING BALANCE SHEET

	March 31, 2017
	Parent/Issuer		Subsidiary Guarantor		Non-Guarantor Subsidiaries		Eliminations			Consolidated
	(in millions)
ASSETS
Current assets:
Cash and cash equivalents	$	—	$	2,461	$	409	$	—		$	2,870
Short-term investments	—		5,444		—		—			5,444
Accounts and notes receivable, net	86		1		4,137		(86		)	4,138
Device and accessory inventory	—		—		1,064		—			1,064
Prepaid expenses and other current assets	—		11		590		—			601
Total current assets	86		7,917		6,200		(86		)	14,117
Investments in subsidiaries	18,800		23,854		—		(42,654		)	—
Property, plant and equipment, net	—		—		19,209		—			19,209
Due from consolidated affiliate	25		13,032		—		(13,057		)	—
Note receivable from consolidated affiliate	10,394		575		—		(10,969		)	—
Intangible assets
Goodwill	—		—		6,579		—			6,579
FCC licenses and other	—		—		40,585		—			40,585
Definite-lived intangible assets, net	—		—		3,320		—			3,320
Other assets	—		134		1,179		—			1,313
Total assets	$	29,305	$	45,512	$	77,072	$	(66,766	)	$	85,123
LIABILITIES AND STOCKHOLDERS' EQUITY
Current liabilities:
Accounts payable	$	—	$	—	$	3,281	$	—		$	3,281
Accrued expenses and other current liabilities	103		478		3,646		(86		)	4,141
Current portion of long-term debt, financing and capital lease obligations	—		1,356		3,680		—			5,036
Total current liabilities	103		1,834		10,607		(86		)	12,458
Long-term debt, financing and capital lease obligations	10,394		13,647		11,837		—			35,878
Note payable due to consolidated affiliate	—		10,394		575		(10,969		)	—
Deferred tax liabilities	—		—		14,416		—			14,416
Other liabilities	—		837		2,726		—			3,563
Due to consolidated affiliate	—		—		13,057		(13,057		)	—
Total liabilities	10,497		26,712		53,218		(24,112		)	66,315
Commitments and contingencies
Total stockholders' equity	18,808		18,800		23,854		(42,654		)	18,808
Total liabilities and stockholders' equity	$	29,305	$	45,512	$	77,072	$	(66,766	)	$	85,123

Condensed Income Statement

CONDENSED CONSOLIDATING STATEMENT OF COMPREHENSIVE INCOME (LOSS)

	Three Months Ended June 30, 2017
	Parent/Issuer			Subsidiary Guarantor			Non-Guarantor Subsidiaries			Eliminations			Consolidated
	(in millions)
Net operating revenues	$	—		$	—		$	8,157		$	—		$	8,157
Net operating expenses:
Cost of services (exclusive of depreciation and amortization included below)	—			—			1,709			—			1,709
Cost of products (exclusive of depreciation and amortization included below)	—			—			1,545			—			1,545
Selling, general and administrative	—			—			1,938			—			1,938
Depreciation	—			—			1,831			—			1,831
Amortization	—			—			223			—			223
Other, net	—			(55		)	(197		)	—			(252		)
	—			(55		)	7,049			—			6,994
Operating income	—			55			1,108			—			1,163
Other income (expense):
Interest income	198			45			4			(228		)	19
Interest expense	(198		)	(351		)	(292		)	228			(613		)
Earnings (losses) of subsidiaries	206			524			—			(730		)	—
Other expense, net	—			(67		)	(4		)	—			(71		)
	206			151			(292		)	(730		)	(665		)
Income (loss) before income taxes	206			206			816			(730		)	498
Income tax expense	—			—			(292		)	—			(292		)
Net income (loss)	206			206			524			(730		)	206
Other comprehensive (loss) income	(4		)	(4		)	5			(1		)	(4		)
Comprehensive income (loss)	$	202		$	202		$	529		$	(731	)	$	202

CONDENSED CONSOLIDATING STATEMENT OF COMPREHENSIVE (LOSS) INCOME

	Three Months Ended June 30, 2016
	Parent/Issuer			Subsidiary Guarantor			Non-Guarantor Subsidiaries			Eliminations			Consolidated
	(in millions)
Net operating revenues	$	—		$	—		$	8,012		$	—		$	8,012
Net operating expenses:
Cost of services (exclusive of depreciation and amortization included below)	—			—			2,099			—			2,099
Cost of products (exclusive of depreciation and amortization included below)	—			—			1,419			—			1,419
Selling, general and administrative	—			—			1,917			—			1,917
Severance and exit costs	—			—			16			—			16
Depreciation	—			—			1,680			—			1,680
Amortization	—			—			287			—			287
Other, net	—			—			233			—			233
	—			—			7,651			—			7,651
Operating income	—			—			361			—			361
Other (expense) income:
Interest income	198			28			3			(219		)	10
Interest expense	(198		)	(423		)	(213		)	219			(615		)
(Losses) earnings of subsidiaries	(302		)	94			—			208			—
Other expense, net	—			(1		)	(1		)	—			(2		)
	(302		)	(302		)	(211		)	208			(607		)
(Loss) income before income taxes	(302		)	(302		)	150			208			(246		)
Income tax expense	—			—			(56		)	—			(56		)
Net (loss) income	(302		)	(302		)	94			208			(302		)
Other comprehensive (loss) income	(1		)	(1		)	1			—			(1		)
Comprehensive (loss) income	$	(303	)	$	(303	)	$	95		$	208		$	(303	)

Condensed Cash Flow Statement

CONDENSED CONSOLIDATING STATEMENT OF CASH FLOWS

	Three Months Ended June 30, 2017
	Parent/Issuer		Subsidiary Guarantor			Non-Guarantor Subsidiaries			Eliminations			Consolidated
	(in millions)
Cash flows from operating activities:
Net cash (used in) provided by operating activities	$	—	$	(521	)	$	1,801		$	—		$	1,280
Cash flows from investing activities:
Capital expenditures - network and other	—		—			(1,121		)	—			(1,121		)
Capital expenditures - leased devices	—		—			(497		)	—			(497		)
Expenditures relating to FCC licenses	—		—			(13		)	—			(13		)
Proceeds from sales and maturities of short-term investments	—		2,594			—			—			2,594
Purchases of short-term investments	—		(1,499		)	—			—			(1,499		)
Change in amounts due from/due to consolidated affiliates	—		588			—			(588		)	—
Proceeds from sales of assets and FCC licenses	—		—			101			—			101
Other, net	—		—			(3		)	—			(3		)
Net cash provided by (used in) investing activities	—		1,683			(1,533		)	(588		)	(438		)
Cash flows from financing activities:
Proceeds from debt and financings	—		—			902			—			902
Repayments of debt, financing and capital lease obligations	—		(1,598		)	(523		)	—			(2,121		)
Change in amounts due from/due to consolidated affiliates	—		—			(588		)	588			—
Other, net	—		9			(24		)	—			(15		)
Net cash (used in) provided by financing activities	—		(1,589		)	(233		)	588			(1,234		)
Net (decrease) increase in cash and cash equivalents	—		(427		)	35			—			(392		)
Cash and cash equivalents, beginning of period	—		2,461			409			—			2,870
Cash and cash equivalents, end of period	$	—	$	2,034		$	444		$	—		$	2,478

CONDENSED CONSOLIDATING STATEMENT OF CASH FLOWS

	Three Months Ended June 30, 2016
	Parent/Issuer		Subsidiary Guarantor			Non-Guarantor Subsidiaries			Eliminations			Consolidated
	(in millions)
Cash flows from operating activities:
Net cash (used in) provided by operating activities	$	—	$	(337	)	$	943		$	(64	)	$	542
Cash flows from investing activities:
Capital expenditures - network and other	—		—			(473		)	—			(473		)
Capital expenditures - leased devices	—		—			(405		)	—			(405		)
Expenditures relating to FCC licenses	—		—			(15		)	—			(15		)
Purchases of short-term investments	—		(1,269		)	(35		)	—			(1,304		)
Change in amounts due from/due to consolidated affiliates	—		2,924			—			(2,924		)	—
Proceeds from sales of assets and FCC licenses	—		—			27			—			27
Intercompany note advance to consolidated affiliate	—		(50		)	—			50			—
Proceeds from intercompany note advance to consolidated affiliate	—		24			—			(24		)	—
Other, net	—		—			(25		)	—			(25		)
Net cash provided by (used in) investing activities	—		1,629			(926		)	(2,898		)	(2,195		)
Cash flows from financing activities:
Proceeds from debt and financings	—		—			3,255			—			3,255
Repayments of debt, financing and capital lease obligations	—		—			(294		)	—			(294		)
Debt financing costs	—		(110		)	(65		)	—			(175		)
Intercompany dividends paid to consolidated affiliate	—		—			(64		)	64			—
Change in amounts due from/due to consolidated affiliates	—		—			(2,924		)	2,924			—
Intercompany note advance from consolidated affiliate	—		—			50			(50		)	—
Repayments of intercompany note advance from consolidated affiliate	—		—			(24		)	24			—
Other, net	—		2			4			—			6
Net cash (used in) provided by financing activities	—		(108		)	(62		)	2,962			2,792
Net increase (decrease) in cash and cash equivalents	—		1,184			(45		)	—			1,139
Cash and cash equivalents, beginning of period	—		2,154			487			—			2,641
Cash and cash equivalents, end of period	$	—	$	3,338		$	442		$	—		$	3,780