Quarterly report pursuant to Section 13 or 15(d)

Condensed Balance Sheets (Parenthetical)

v3.19.2
Condensed Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2019
Dec. 31, 2018
Statement Of Financial Position [Abstract]    
Customer receivables, allowances $ 10,019 $ 9,913
Common stock, par value $ 0.10 $ 0.10
Common stock, shares authorized 140,000,000 140,000,000
Common stock, shares outstanding 80,138,666 81,231,131