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Aggregate bid price.

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Represents the combined net winning bids.

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Represents gross winning bids amount.

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Interim Payment

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Nonpayment Gross Winning Bids

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Number Of Licenses Returned

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Represent the amount of payment for remaining balance of the winning bid price.

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Percent Of Coverage On Available Licensed Geographic Areas

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Represents the percentage of bidding credit.

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Reauction Payment

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Termination Period

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The carrying amount of total investment into Variable Interest Entity included in the reporting entity's statement of financial position.

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Percentage of controlling interest owned by other companies.

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The number of wireless spectrum licenses acquired by the winning bidder.

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Wireless spectrum licenses accelerated period to meet final build-out requirement on failure to meet interim build out requirement.

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Represents the percentage of population in each area covered by an individual license to which the entity must provide reliable signal coverage and offer service by the end of license term.

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Represents the percentage of population in each area covered by an individual license to which the entity must provide reliable signal coverage and offer service within some specified period.

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Represents the minimum percentage of population in each area covered by an individual license to which the entity must provide terrestrial signal coverage and offer terrestrial service by the end of license term.

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Represents the minimum percentage of E Block population in each area covered by an individual license to which the entity must provide terrestrial signal coverage and offer terrestrial service by the end of license term.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Amount of increase (decrease) in loans and leases receivable due from related parties.

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Portion of equity (net assets) in a variable interest entity (VIE) not attributable, directly or indirectly, to the parent entity. That is, this is the portion of equity in a VIE that is attributable to the noncontrolling interest (previously referred to as minority interest).

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The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill.

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Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly).

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Commitments and Contingencies (Details) $ in Thousands									1 Months Ended	6 Months Ended	12 Months Ended	84 Months Ended	114 Months Ended
Commitments and Contingencies (Details) $ in Thousands	May 11, 2017 USD ($)	Sep. 23, 2016	Jul. 01, 2016 USD ($)	Aug. 18, 2015 USD ($)	Apr. 29, 2014 USD ($) segment	Oct. 29, 2013	Mar. 09, 2012 USD ($)	Mar. 09, 2012	Jan. 31, 2017	Jun. 30, 2017 USD ($) item	Dec. 31, 2008 USD ($)	Dec. 31, 2014 USD ($)	Jun. 30, 2017 USD ($) item	Apr. 17, 2017 USD ($)	Apr. 13, 2017 USD ($) item	Dec. 31, 2016 USD ($)
Spectrum Investments
Payment to acquire certain wireless licenses and related assets												$ 11,000,000	$ 21,000,000
Wireless
Spectrum Investments
Payment to acquire certain wireless licenses and related assets													11,000,000
H Block Licenses
Spectrum Investments
Payment to acquire certain wireless licenses and related assets					$ 1,672,000
Accelerated period to meet Final Build-Out Requirement on failure to meet Interim Build-Out Requirement										2 years
Number of wireless spectrum licenses \| segment					176
H Block Licenses \| Minimum
Spectrum Investments
Interim Build-out Requirement (as a percent)										40.00%
Final Build-out Requirement (as a percent)										75.00%
700 MHz Licenses
Spectrum Investments
Payment to acquire certain wireless licenses and related assets											$ 712,000
Modified 700 MHz Final Build-out Requirement (as a percent)						70.00%
600 MHz Licenses
Spectrum Investments
Build-out requirement accelerated period									2 years
Termination Period									39 months
Aggregate bid price														$ 6,211,000
Commitments relating to AWS-3 Auction
Aggregate Bid Price														$ 6,211,000
600 MHz Licenses \| Maximum
Spectrum Investments
Percent of coverage on available licensed geographic areas										75.00%
600 MHz Licenses \| Minimum
Spectrum Investments
Percent of coverage on available licensed geographic areas										40.00%
AWS-3 Licenses [Member]
Commitments relating to AWS-3 Auction
Refund amount received										$ 400,000
DBSD North America and TerreStar Transactions \| Wireless
Spectrum Investments
Purchase price							$ 2,860,000
AWS-4 Final Build-out Requirement (as a percent)										70.00%
Commitments relating to AWS-3 Auction
Ownership percentage								100.00%
Northstar Spectrum And SNR Holdco
Spectrum Investments
Noncontrolling Interest in Variable Interest Entity										$ 10,000			10,000			$ 10,000,000
Commitments relating to AWS-3 Auction
Percentage of bidding credit				25.00%
Total investments										$ 10,191,000			$ 10,191,000
Northstar Spectrum And SNR Holdco \| American III
Spectrum Investments
Number of wireless spectrum licenses \| item										244			244
Northstar Spectrum And SNR Holdco \| AWS-3 Licenses [Member]
Spectrum Investments
Accelerated period to meet Final Build-Out Requirement on failure to meet Interim Build-Out Requirement										2 years
Interim Build-out Requirement (as a percent)										40.00%
Final Build-out Requirement (as a percent)										75.00%
Northstar Spectrum And SNR Holdco \| Prior Arrangement [Member] \| SNR Licenses
Commitments relating to AWS-3 Auction
Number of licenses returned \| item										113
Northstar Wireless or Northstar Spectrum
Spectrum Investments
Re-Auction payment										$ 1,892,000
Commitments relating to AWS-3 Auction
Percentage of bidding credit										15.00%
Bidding credit value				$ 1,961,000
Interim Payment										$ 334,000
Interim payment percentage										15.00%
Northstar Wireless or Northstar Spectrum \| Northstar Manager LLC
Commitments relating to AWS-3 Auction
Controlling interest owned by other companies										15.00%
Equity contribution										$ 133,000
Northstar Wireless or Northstar Spectrum \| American II
Commitments relating to AWS-3 Auction
Loan made										$ 69,000
Ownership percentage										85.00%
Equity contribution										$ 750,000
Northstar Wireless or Northstar Spectrum \| American II \| Northstar Credit Agreement
Commitments relating to AWS-3 Auction
Loan made										$ 5,070,000
Northstar Wireless or Northstar Spectrum \| Northstar Licenses
Spectrum Investments
Number of wireless spectrum licenses \| item										261			261
Commitments relating to AWS-3 Auction
Gross winning bids										$ 5,619,000
Northstar Wireless or Northstar Spectrum \| AWS-3 Licenses [Member]
Commitments relating to AWS-3 Auction
Percentage of bidding credit		25.00%								25.00%
Gross winning bids										$ 7,845,000
Net winning bid										$ 5,884,000
Number of licenses returned \| item										84
Nonpayment gross winning bids										$ 2,226,000			$ 2,226,000
SNR Wireless or SNR Wireless Holdco
Spectrum Investments
Re-Auction payment										1,029,000
Commitments relating to AWS-3 Auction
Bidding credit value				$ 1,370,000
Interim Payment										182,000
SNR Wireless or SNR Wireless Holdco \| SNR Credit Agreement [Member]
Commitments relating to AWS-3 Auction
Loan made										$ 3,847,000
SNR Wireless or SNR Wireless Holdco \| SNR Wireless Management LLC
Commitments relating to AWS-3 Auction
Controlling interest owned by other companies										15.00%
Equity contribution										$ 93,000
SNR Wireless or SNR Wireless Holdco \| American III
Commitments relating to AWS-3 Auction
Gross winning bids										4,271,000
Loan made										$ 344,000
Ownership percentage										85.00%
Equity contribution										$ 524,000
SNR Wireless or SNR Wireless Holdco \| AWS 3 Auction
Commitments relating to AWS-3 Auction
Gross winning bids										5,482,000
Net winning bid										4,112,000
Bid withdrawal payment										$ 8,000
SNR Wireless or SNR Wireless Holdco \| AWS-3 Licenses [Member] \| SNR Wireless Management LLC
Commitments relating to AWS-3 Auction
Percentage of bidding credit										15.00%
SNR Wireless or SNR Wireless Holdco \| SNR Licenses
Commitments relating to AWS-3 Auction
Nonpayment gross winning bids										$ 1,211,000			$ 1,211,000
Additional bid withdrawl payment										$ 3,000
FCC Wireless Bureau [Member] \| Auction 1000 [Member]
Spectrum Investments
Payment to acquire certain wireless licenses and related assets			$ 1,500,000
Payment of remaining balance of winning bid	$ 4,711,000
ParkerB.com \| Auction 1000 [Member]
Spectrum Investments
Number of wireless spectrum licenses \| item															486
Aggregate bid price															$ 6,211,000
Commitments relating to AWS-3 Auction
Aggregate Bid Price															$ 6,211,000