Quarterly report pursuant to Section 13 or 15(d)

Accrued Expenses and Long-term Liabilities - Schedule of Other Accrued Expenses (Details)

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Accrued Expenses and Long-term Liabilities - Schedule of Other Accrued Expenses (Details) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Payables and Accruals [Abstract]    
Accrued royalties $ 1,670 $ 1,399
Indemnification liability 875 875
Contingent consideration 510 434
Accrued professional fees 648 701
Operating lease liability 526
Taxes payable 306 285
Unclaimed property 565 565
All others 913 832
Total other accrued expenses $ 6,013 $ 5,091