XML 14 R3.htm IDEA: XBRL DOCUMENT v3.10.0.1
Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($)
shares in Thousands, $ in Thousands
Sep. 30, 2018
Dec. 31, 2017
Allowance for doubtful accounts $ 3,939 $ 2,729
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized (in shares) 145,000 145,000
Common stock, shares issued (in shares) 53,184 52,526
Common stock, shares outstanding (in shares) 53,184 52,526