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Note 3 - Business Combinations and Dispositions - Merger and Integration Expense (Details) - Severance Plan in Connection with Merger [Member]
$ in Thousands
6 Months Ended
Jun. 30, 2022
USD ($)
Balance as of December 31, 2021 $ 12,215
Expense (reversal) during the period 1,059
Payments made during the period (8,202)
Balance as of June 30, 2022 5,072
NLA [Member]  
Balance as of December 31, 2021 2,057
Expense (reversal) during the period (367)
Payments made during the period (1,311)
Balance as of June 30, 2022 379
ESSA [Member]  
Balance as of December 31, 2021 2,502
Expense (reversal) during the period (427)
Payments made during the period (1,331)
Balance as of June 30, 2022 744
MENA [Member]  
Balance as of December 31, 2021 424
Expense (reversal) during the period 0
Payments made during the period (408)
Balance as of June 30, 2022 16
APAC [Member]  
Balance as of December 31, 2021 617
Expense (reversal) during the period 401
Payments made during the period (516)
Balance as of June 30, 2022 502
Central [Member]  
Balance as of December 31, 2021 6,615
Expense (reversal) during the period 1,452
Payments made during the period (4,636)
Balance as of June 30, 2022 $ 3,431