Debt - Long Term Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Long-term debt
Total long-term debt	$ 23,718	$ 232
Maturities of long-term debt
2020	3,656
2021	8,592
2022	8,704
2023	4,756
Term loan
Long-term debt
Term loan payable	25,000
Unamortized debt issuance costs	(1,990)
Total long-term debt	23,010
Other long-term debt
Long-term debt
Total long-term debt	$ 708	$ 232

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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