Annual report pursuant to Section 13 and 15(d)

Consolidated Balance Sheets (Parenthetical)

v3.10.0.1
Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Millions
Dec. 31, 2018
Dec. 31, 2017
Statement of Financial Position [Abstract]    
Accounts receivable, allowance $ 1.3 $ 1.0
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized (in shares) 80,000,000 80,000,000
Common stock, shares issued (in shares) 22,541,310 22,133,764
Treasury stock, shares (in shares) 743,057 226,576