Note 2 - Revenue Recognition - Transaction Price Allocated to the Remaining Performance Obligations 2 (Details) $ in Thousands	Mar. 31, 2021 USD ($)
Partner Solutions [Member] | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-04-01
Remaining Performance Obligation	$ (56,873)
Partner Solutions [Member] | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01
Remaining Performance Obligation	(6,150)
Partner Solutions [Member] | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01
Remaining Performance Obligation	(14,750)
Edge to Cloud [Member] | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-04-01
Remaining Performance Obligation	(1,125,868)
Edge to Cloud [Member] | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01
Remaining Performance Obligation	(163,688)
Edge to Cloud [Member] | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01
Remaining Performance Obligation	$ (157,083)