Subsequent Events - Credit Facility (Details) $ in Millions	Feb. 19, 2021 USD ($) payment
Period Five
Subsequent Events
Amount of annual required payment expressed as a percent of the outstanding obligation	80.00%
Revolving Credit Facility
Subsequent Events
Amount of loan	$ 100
Additional interest rate if default occurs (as a percentage)	2.00%
Revolving Credit Facility \| Minimum
Subsequent Events
Commitment fees (as a percentage)	0.20%
Revolving Credit Facility \| Maximum
Subsequent Events
Commitment fees (as a percentage)	0.35%
Revolving Credit Facility \| London Interbank Offered Rate (LIBOR)
Subsequent Events
Interest rate	1.00%
Revolving Credit Facility \| London Interbank Offered Rate (LIBOR) \| Minimum
Subsequent Events
Interest rate	0.00%
Revolving Credit Facility \| Federal Funds
Subsequent Events
Interest rate	0.50%
Arcturus UAV Inc. \| Maximum
Subsequent Events
Percentage of outstanding equity interests in foreign subsidiaries	65.00%
Arcturus UAV Inc. \| Revolving Credit Facility
Subsequent Events
Term of loan	5 years
Amount of loan	$ 200
Term of amortization	5 years
Arcturus UAV Inc. \| Revolving Credit Facility \| Period One Through Four
Subsequent Events
Amount of annual required payment expressed as a percent of the outstanding obligation	5.00%
Arcturus UAV Inc. \| Revolving Credit Facility \| Period Five
Subsequent Events
Number of quarterly payments \| payment	3
Amount of quarterly required payment expressed as a percentage of outstanding obligation	1.25%
Arcturus UAV Inc. \| Standby Letters of Credit
Subsequent Events
Amount of sublimit	$ 10

Term of amortization.

No definition available.

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- Definition

Default interest rate

+ References

No definition available.

+ Details

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- Definition

Percentage of equity interest in foreign subsidiaries.

+ References

No definition available.

+ Details

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- Definition

Number of required quarterly payments.

+ References

No definition available.

+ Details

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- Definition

The required quartly payment expressed as a percentage of the outstanding obliligation.

+ References

No definition available.

+ Details

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- Definition

The required annual payment expressed as a percentage of the outstanding obligation.

+ References

No definition available.

+ Details

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- Definition

Amount of sublimit.

+ References

No definition available.

+ Details

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

+ Details

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- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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