XML 29 R3.htm IDEA: XBRL DOCUMENT v3.19.3
Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Sep. 30, 2019
Dec. 31, 2018
Statement of Financial Position [Abstract]    
Accounts receivable, allowance for doubtful accounts $ 959 $ 926
Common stock, par value (in usd per share) $ 0 $ 0
Common stock, shares issued (in shares) 20,983,139 20,672,025
Common stock, shares outstanding (in shares) 20,575,069 20,263,955
Treasury stock, shares held (in shares) 408,070 408,070