Other Assets and Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2018

Other Liabilities Disclosure [Abstract]

Schedule of Other Current Assets

Prepaid expenses and other, classified as current assets, included the following:

(in thousands)	December 31, 2018		December 31, 2017
Prepaid rent	$	11,245	$	10,519
Prepaid maintenance expenses	3,981		3,062
Interest rate swaps	4,930		2,411
Deferred contract costs	37,957		—
Other	2,049		1,119
Prepaid expenses and other	$	60,162	$	17,111

Summary of Accrued Liabilities and Other

Accrued liabilities and other, classified as current liabilities, included the following:

(in thousands)	December 31, 2018		December 31, 2017
Sales and property taxes payable	$	4,281	$	3,872
Severance	—		1,028
Asset retirement obligations	582		492
Accrued programming costs	2,886		2,805
Other current liabilities	6,814		5,717
Accrued liabilities and other	$	14,563	$	13,914

Schedule of Change in Asset Retirement Obligation

Changes in the liability for asset retirement obligations for the years ended December 31, 2018, 2017 and 2016 are summarized below:

	Years Ended December 31,
(in thousands)	2018			2017			2016
Balance at beginning of year	$	21,703		$	21,507		$	7,266
Liabilities acquired in acquisition	—			—			14,056
Additional liabilities accrued	3,357			2,404			157
Changes to prior estimates	3,504			(1,695		)	—
Payments	(443		)	(1,296		)	(609		)
Accretion expense	1,045			783			637
Balance at end of year	$	29,166		$	21,703		$	21,507