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Other Assets and Accrued Liabilities - Current Liabilities (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Other Liabilities Disclosure [Abstract]    
Sales and property taxes payable $ 5,259 $ 3,789
Asset retirement obligations 137 148
Accrued programming costs 3,053 3,023
Financing leases 97 94
FCC spectrum license obligations 28 105
Interest rate swaps 2,731 0
Other current liabilities 7,878 7,232
Accrued liabilities and other $ 19,183 $ 14,391