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Accrued Expenses and Other Liabilities - Other Noncurrent Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Summary of other noncurrent liabilities    
Unfavorable lease obligation $ 0 $ 2,259
Straight-line lease liability 0 1,439
Asset retirement obligations 691 640
Other 814 996
Total $ 1,505 $ 5,334