Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Option Activity Rollforward) (Details)

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Stockholders' Equity (Option Activity Rollforward) (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Sep. 30, 2018
Jun. 30, 2018
Options    
Options, beginning balance (shares) 842,515  
Granted through stock option plan (shares) 95,050  
Cancellations, expirations and forfeitures (shares) (400)  
Options, ending balance (shares) 937,165  
Shares exercisable at end of the period 554,281  
Weighted Average Exercise Price Per Share    
Beginning balance (in dollars per share) $ 17.59  
Granted through stock option plan (in dollars per share) 13.60  
Cancellations, expirations and forfeitures (usd per share) 16.52  
Ending balance (in dollars per share) 17.18  
Shares exercisable at end of period (in dollars per share) $ 17.18  
Intrinsic value, balance $ 767 $ 821
Intrinsic Value, Shares exercisable at end of period $ 767  
Outstanding, weighted average grant date fair value (in dollars per share) $ 6.12 $ 5.99
Exercisable, weighted average grant date fair value (in dollars per share) $ 5.90