Debt and Other Obligations - Maturities of Debt (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Maturities of debt
2019 (remainder of year)	$ 2,318
2020	8,428
2021	7,372
2022	6,032
2023	5,489
Thereafter	476,116
Total debt before unamortized discount and debt issuance costs, net	505,755	$ 520,080
Unamortized discount and debt issuance costs, net	(8,516)	(9,407)
Total debt	$ 497,239	$ 510,673

Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

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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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