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Business Combinations - Valuation Assumptions (Details) | Oct. 28, 2020 | Jun. 22, 2020
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MIS | Risk-free interest rate |  |
Business Acquisition [Line Items] |  |
Measurement input |  | 0.0005
MIS | Revenue volatility |  |
Business Acquisition [Line Items] |  |
Measurement input |  | 0.517
Roccor | Risk-free interest rate |  |
Business Acquisition [Line Items] |  |
Measurement input | 0.001 |
Roccor | Revenue discount rate |  |
Business Acquisition [Line Items] |  |
Measurement input | 0.070 |
Roccor | Revenue volatility |  |
Business Acquisition [Line Items] |  |
Measurement input | 0.300 |
Roccor | Earnout payment discount rate |  |
Business Acquisition [Line Items] |  |
Measurement input | 0.040 |

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- Definition Value of input used to measure contingent consideration liability from business combination. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
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