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Goodwill and Other Intangible Assets (Details 1) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2018
Carrying value of other intangible assets      
Gross carrying amount $ 25,872 $ 42,604  
Accumulated amortization (17,035) (23,132)  
Net carrying amount 8,837 19,472  
Amortization expense $ 3,400 3,300 $ 4,800
Minimum [Member]      
Carrying value of other intangible assets      
Useful life of intangible assets 6 years    
Maximum [Member]      
Carrying value of other intangible assets      
Useful life of intangible assets 15 years    
Intellectual Property [Member]      
Carrying value of other intangible assets      
Gross carrying amount $ 2,579 2,579  
Accumulated amortization (1,956) (1,779)  
Net carrying amount $ 623 $ 800  
Intellectual Property [Member] | Minimum [Member]      
Carrying value of other intangible assets      
Useful life of intangible assets 10 years 10 years  
Intellectual Property [Member] | Maximum [Member]      
Carrying value of other intangible assets      
Useful life of intangible assets 15 years 15 years  
Customer based [Member]      
Carrying value of other intangible assets      
Gross carrying amount $ 21,840 $ 38,572  
Accumulated amortization (13,626) (19,915)  
Net carrying amount $ 8,214 $ 18,657  
Customer based [Member] | Minimum [Member]      
Carrying value of other intangible assets      
Useful life of intangible assets 6 years 6 years  
Customer based [Member] | Maximum [Member]      
Carrying value of other intangible assets      
Useful life of intangible assets 15 years 15 years  
Noncompete Agreements [Member]      
Carrying value of other intangible assets      
Useful life of intangible assets 4 years 4 years  
Gross carrying amount $ 1,453 $ 1,453  
Accumulated amortization (1,453) (1,438)  
Net carrying amount $ 0 $ 15