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Condensed Consolidated Balance Sheets (Unaudited) Parenthetical - USD ($) $ in Thousands | Mar. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Current assets: |  |
Accounts receivable, allowance | $ 1,610 | $ 1,714
Other acquired intangibles, accumulated amortization | $ 63,725 | $ 61,334
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) | 29,999,920 | 30,090,335
Common stock, outstanding shares (in shares) | 29,999,920 | 30,090,335

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