Note 2 - Summary of Significant Accounting Policies - Estimated Useful Life for the Intangible Assets (Details)	12 Months Ended
	Dec. 31, 2019
Order or Production Backlog [Member]
Finite-lived intangible assets (Year)	2 years
Trade name - Orbital [Member]
Finite-lived intangible assets (Year)	10 years
Customer List - Orbital [Member]
Finite-lived intangible assets (Year)	10 years
Developed Technology Rights [Member]
Finite-lived intangible assets (Year)	20 years	[1]
Technology - Based Asset - Know How [Member]
Finite-lived intangible assets (Year)	12 years
Technology -Based Asset - Software [Member]
Finite-lived intangible assets (Year)	10 years
Computer Software, Intangible Asset [Member] | Minimum [Member]
Finite-lived intangible assets (Year)	3 years
Computer Software, Intangible Asset [Member] | Maximum [Member]
Finite-lived intangible assets (Year)	5 years

[1] Technology rights are amortized over a 20-year life or the term of the rights agreement.