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Litigation Settlement, Number Of Engines

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Loss Contingency, Pending Claims, Number Of Deceased Parties

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Loss Contingency, Pending Claims, Number of Citations

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Loss Contingency, Pending Claims, Number of Injured Parties

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Number Of Engines

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Number Of Lawsuits

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Number Of Plaintiffs

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- Definition

Reimbursement Of Legal Fees And Expenses

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- Definition

The amount of expense provided in the period for legal costs incurred on or before the balance sheet date pertaining to resolved, pending or threatened litigation, including arbitration and mediation proceedings.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Aggregate carrying amount of the estimated litigation liability for known or estimated probable loss from litigation, which may include attorneys' fees and other litigation costs.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount of judgment or settlement awarded to (against) the entity in respect of litigation.

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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.

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Amount of loss contingency liability.

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Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

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Commitments and Contingencies - Narrative - Legal Matters (Details)			3 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2015 USD ($) engine	Apr. 03, 2013 USD ($)	Aug. 31, 2015 USD ($)	Aug. 31, 2015 USD ($)	Nov. 30, 2015 USD ($) LegalMatter	Nov. 30, 2014 USD ($)	Nov. 30, 2013 USD ($) employee	Nov. 30, 2011 USD ($) LegalMatter plantiff	Sep. 21, 2015 engine	Jan. 16, 2015 USD ($) citation	Dec. 18, 2014 USD ($)
Loss Contingencies [Line Items]
Legal fees and expenses							$ 500,000
Legal settlement			$ 50,000,000	$ 50,000,000	$ 50,000,000	$ 0	$ 0
Orbital Sciences Corporation [Member] \| Orbital Sciences Corporation [Member] \| AJ-26 Engine [Member]
Loss Contingencies [Line Items]
Number of engines \| engine									2
Asbestos Litigation [Member]
Loss Contingencies [Line Items]
Unresolved asbestos cases pending \| LegalMatter					83
Accrued estimated liability					$ 0
Asbestos Litigation [Member] \| AMEC PLC [Member]
Loss Contingencies [Line Items]
Unresolved asbestos cases pending \| LegalMatter								16
Number of plaintiffs \| plantiff								271
Reimbursement of legal fees and expenses								$ 1,700,000
Legal fees and expenses		$ 3,000,000
Litigation liability accrued					200,000
Expenditures recoverable					0
Inflective Inc. Litigation [Member] \| Inflective, Inc. [Member]
Loss Contingencies [Line Items]
Litigation liability accrued					0
Damages											$ 3,000,000
Orbital And ORB-3 Launch Failure [Member] \| Orbital Sciences Corporation [Member]
Loss Contingencies [Line Items]
Legal settlement	$ 50,000,000.0
Orbital And ORB-3 Launch Failure [Member] \| Orbital Sciences Corporation [Member] \| Orbital Sciences Corporation [Member]
Loss Contingencies [Line Items]
Litigation settlement, number of engines received \| engine	10
Socorro Litigation [Member] \| James Chavez, Andrew Baca, and Spouses [Member]
Loss Contingencies [Line Items]
Litigation liability accrued					$ 0
Occupational Safety [Member] \| State of California, Division of Occupational Safety & Health [Member] \| Rancho Cordova Facility [Member]
Loss Contingencies [Line Items]
Damages										$ 100,000
Total number of injured employees \| employee							2
Number of deceased employees due to injury \| employee							1
Number of citations \| citation										9