Consolidated Balance Sheets(Parenthetical) - USD ($) shares in Thousands	Jun. 30, 2020	Jun. 30, 2019
Statement of Financial Position [Abstract]
Allowance for doubtful accounts	$ 9,430,000	$ 10,083,000
Accumulated amortization on other intangible assets	$ (137,386,000)	$ (158,507,000)
Preferred stock, par value	$ 0	$ 0
Preferred stock, shares authorized	5,000	5,000
Preferred stock, shares issued	0	0
Capital stock, par value	$ 1.25	$ 1.25
Capital stock, shares authorized	120,000	120,000
Capital stock, shares issued	82,923	82,421