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Summary of Significant Accounting Policies and New Accounting Standards (Details 2) - USD ($)
$ in Thousands
Jun. 30, 2019
Jun. 30, 2018
ASSETS    
Other current assets $ 27,245 $ 22,381
Other assets 45,448 46,784
Other liabilities 42,794 43,702
Retained earnings 168,926 $ 131,560
Effect of adoption    
ASSETS    
Other current assets 225  
Other assets 225  
Other liabilities (216)  
Retained earnings $ 666