XML 22 R3.htm IDEA: XBRL DOCUMENT v3.19.1
Condensed Consolidated Balance Sheets (Parenthetical) (Unaudited) - USD ($)
$ in Millions
Mar. 31, 2019
Jun. 30, 2018
Statement Of Financial Position [Abstract]    
Allowance for doubtful accounts receivable $ 2.1 $ 1.8
Property and equipment, accumulated depreciation $ 137.7 $ 127.4
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 120,000,000 120,000,000
Common stock, shares issued 63,942,166 62,889,679
Common stock, shares outstanding 34,452,290 35,249,803
Common treasury shares 29,489,876 27,639,876