Note 11 - Other Income / (Expense) - Schedule of Components of Other Income (Expense) (Details) - USD ($) $ in Thousands  | 
3 Months Ended | |
|---|---|---|
Sep. 30, 2019  | 
Sep. 30, 2018  | 
|
| Interest expense | $ (5,222) | $ (5,239) | 
| Interest income | 111 | 102 | 
| Other non-operating income (expense), net | (10,410) | (3,040) | 
| Total other income (expense) | $ (15,521) | $ (8,177) | 
| X | ||||||||||
- Definition Amount of the cost of borrowed funds accounted for as interest expense. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
  | 
| X | ||||||||||
- Definition Amount after accretion (amortization) of discount (premium), and investment expense, of interest income and dividend income on nonoperating securities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
  | 
| X | ||||||||||
- Definition The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
  | 
| X | ||||||||||
- Definition Amount of income (expense) related to nonoperating activities, classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
  |