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Subsequent Events	6 Months Ended
Subsequent Events	Dec. 31, 2017
Subsequent Events [Abstract]
Subsequent Events	Subsequent Event On January 30, 2018, the Corporation announced that the Corporation’s Board of Directors declared a quarterly cash dividend of $0.14 per share. Shareholders of the Corporation’s common stock at the close of business on February 20, 2018 will be entitled to receive the cash dividend. The cash dividend will be payable on March 13, 2018.