Intangible Assets (Tables) |
12 Months Ended | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Jun. 30, 2017 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Goodwill and Intangible Assets Disclosure [Abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Schedule of Finite-Lived Intangible Assets [Table Text Block] |
The following table summarizes by category the gross carrying value and accumulated amortization of intangible assets (in thousands):
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| Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] |
The estimated annual amortization expense for the next five years and thereafter is as follows (in thousands):
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