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Other Assets and Accrued Liabilities (Tables)
12 Months Ended
Dec. 31, 2022
Other Liabilities Disclosure [Abstract]  
Schedule of Other Current Assets
Prepaid expenses and other, classified as current assets, included the following:
(in thousands)December 31,
2022
December 31,
2021
Deposit for FCC spectrum licenses$— $16,118 
Prepaid maintenance expenses7,444 8,391 
Broadband contract acquisition costs2,809 2,502 
SERP investments— 801 
Other1,256 2,018 
Prepaid expenses and other$11,509 $29,830 
Schedule of Other Assets, Noncurrent
Deferred charges and other assets, classified as long-term assets, included the following:
(in thousands)December 31,
2022
December 31,
2021
Broadband contract acquisition costs$5,837 $5,645 
Prepaid expenses and other7,422 4,653 
Deferred charges and other assets$13,259 $10,298 
Summary of Accrued Liabilities and Other
Accrued liabilities and other, classified as current liabilities, included the following:
(in thousands)December 31,
2022
December 31,
2021
Accrued programming costs3,306 $3,084 
Pension plan3,341 — 
Restructuring accrual146 1,761 
Other current liabilities11,113 9,804 
Accrued liabilities and other$17,906 $14,649 
Other Noncurrent Liabilities
Other liabilities, classified as long-term liabilities, included the following:
(in thousands)December 31,
2022
December 31,
2021
Noncurrent portion of deferred revenue$18,679 $19,749 
Noncurrent portion of financing leases1,500 1,614 
FCC spectrum license obligations— 3,807 
Other39 461 
Other liabilities$20,218 $25,631 
Schedule of Change in Asset Retirement Obligation
Our asset retirement obligations (“ARO”) arise from certain of our leases and generally require us to remove our towers from ground leases. Current ARO liabilities are recorded in accrued liabilities and other in the Company’s consolidated balance sheets. Below is a summary of our current and non-current asset retirement obligations:
Years Ended December 31,
(in thousands)202220212020
Balance at beginning of year$9,824 $5,113 $6,152 
Additional asset retirement obligations recorded and changes to prior estimates1,198 4,290 (1,371)
Liabilities settled(185)— — 
Accretion expense531 421 332 
Balance at end of year$11,368 $9,824 $5,113