Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Unaudited) Parenthetical

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Condensed Consolidated Balance Sheets (Unaudited) Parenthetical - USD ($)
$ in Thousands
Sep. 30, 2018
Dec. 31, 2017
Current assets:    
Accounts receivable, allowance $ 2,176 $ 3,006
Other acquired intangibles, accumulated amortization $ 78,250 $ 71,527
Shareholders' equity:    
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, authorized shares (in shares) 50,000,000 50,000,000
Common stock, issued shares (in shares) 29,869,008 29,454,062
Common stock, outstanding shares (in shares) 29,869,008 29,454,062