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Note 10 - Retirement Benefits (Tables) | 6 Months Ended
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Dec. 31, 2017
Pension Plan [Member] |
Notes Tables |
Schedule of Net Benefit Costs [Table Text Block] |
|  | U.S. Plans |  |  | Non-U.S. Plans |
|  | Three Months Ended |  |  | Three Months Ended |
|  | December 31 , |  |  | December 31 , |
|  | 201 7 |  |  | 201 6 |  |  | 201 7 |  |  | 201 6 |
Service cost |  | $ | 1 |  |  | $ | 1 |  |  | $ | 9 |  |  | $ | 9 |
Interest cost |  |  | 2,520 |  |  |  | 2,613 |  |  |  | 259 |  |  |  | 250 |
Expected return on plan assets |  |  | (3,354 | ) |  |  | (3,440 | ) |  |  | (235 | ) |  |  | (282 | )
Recognized net actuarial loss |  |  | 1,145 |  |  |  | 1,190 |  |  |  | 234 |  |  |  | 249 |
Amortization of prior service cost |  |  | - |  |  |  | - |  |  |  | (9 | ) |  |  | (12 | )
Net periodic benefit cost |  | $ | 312 |  |  | $ | 364 |  |  | $ | 258 |  |  | $ | 214 |
|  | U.S. Plans |  |  | Non-U.S. Plans |
|  | Six Months Ended |  |  | Six Months Ended |
|  | December 31, |  |  | December 31, |
|  | 2017 |  |  | 2016 |  |  | 2017 |  |  | 2016 |
Service cost |  | $ | 2 |  |  | $ | 2 |  |  | $ | 18 |  |  | $ | 19 |
Interest cost |  |  | 5,040 |  |  |  | 5,226 |  |  |  | 514 |  |  |  | 514 |
Expected return on plan assets |  |  | (6,707 | ) |  |  | (6,881 | ) |  |  | (466 | ) |  |  | (579 | )
Recognized net actuarial loss |  |  | 2,290 |  |  |  | 2,381 |  |  |  | 463 |  |  |  | 511 |
Amortization of prior service cost |  |  | - |  |  |  | - |  |  |  | (17 | ) |  |  | (24 | )
Net periodic benefit cost |  | $ | 625 |  |  | $ | 728 |  |  | $ | 512 |  |  | $ | 441 |

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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