Consolidated Balance Sheets (Parenthetical) - shares	Jun. 30, 2018	Jun. 30, 2017
Statement of Financial Position [Abstract]
Preferred stock, shares authorized	3,050,000	3,050,000
Preferred stock, shares outstanding	0	0
Common stock, shares authorized	75,000,000	75,000,000
Common stock, shares outstanding	27,487,989	27,448,424