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Note 7 - Warranties - Changes in Warranty Reserve (Details) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Mar. 31, 2018
Jun. 30, 2017
Balance at beginning of year $ 9,243 $ 9,085
Acquisitions and other (20) 301
Warranty expense 6,872 9,203
Warranty claims (6,762) (9,346)
Balance at end of period $ 9,333 $ 9,243