Number of invalidated claims pertaining to a loss contingency.

No definition available.

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- Definition

Gross number of share options (or share units) which the entity attempted to grant during the period.

+ References

No definition available.

+ Details

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- Definition

Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Amount of damages awarded to the plaintiff in the legal matter.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14326-108349

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14435-108349

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14557-108349

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- Definition

Number of another entity's patents that the entity has allegedly infringed.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of pending claims pertaining to a loss contingency.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14435-108349

+ Details

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- Details

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- Details

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- Details

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- Details

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- Details

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Commitments and Contingencies - Contingencies (Details) shares in Millions, $ in Millions			1 Months Ended	12 Months Ended
	Aug. 07, 2017 USD ($)	Feb. 14, 2017 patent	Mar. 31, 2011 shares	Dec. 31, 2017 USD ($) claim
Breach of fiduciary duties
Commitment and Contingencies
Stock option grants attempted (in shares) \| shares			1.5
Elbit [Member]
Commitment and Contingencies
Litigation Settlement, Expense \| $				$ 2.5
Elbit [Member] \| Hughes Satellite Systems Corporation (HSSC) \| Hughes Network Systems [Member]
Commitment and Contingencies
Loss Contingency, Damages Awarded, Value \| $	$ 21.1			$ 27.0
Realtime Data LLC [Member]
Commitment and Contingencies
Loss Contingency, Invalidated Claims, Number \| claim				2
Number of pending claims \| claim				4
Loss Contingency, Patents Allegedly Infringed, Number \| patent		4