NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2019

A rollforward of the allowance for doubtful accounts for the years ended December 31, 2019, 2018, and 2017 is as follows (in millions):



	2019			2018			2017
Balance at beginning of period	$	2		$	3		$	2
Charged to expense	9			5			3
Net write-offs	(3		)	(6		)	(2		)
Balance at end of period	$	8		$	2		$	3

Accrued liabilities consisted of the following as of December 31, 2019 and 2018 (in millions):



	2019		2018
Compensation and employee benefits	$	136	$	100
Interest	154		42
Programming related obligations	191		80
Legal, litigation, and regulatory	186		9
Accounts payable and other operating expenses	115		99
Total accounts payable and accrued liabilities	$	782	$	330

During the years ended December 31, 2019, 2018, and 2017, we had the following cash transactions (in millions):

The following table presents our revenue disaggregated by type and segment (in millions):



For the year ended December 31, 2019	Local News and Marketing Services		Sports		Other		Total
Distribution revenue	$	1,341	$	1,029	$	130	$	2,500
Advertising revenue	1,268		103		109		1,480
Other media and non-media revenues	46		7		207		260
Total revenues	$	2,655	$	1,139	$	446	$	4,240

For the year ended December 31, 2018	Local News and Marketing Services		Sports		Other		Total
Distribution revenue	$	1,186	$	—	$	113	$	1,299
Advertising revenue	1,484		—		75		1,559
Other media and non-media revenues	45		—		152		197
Total revenues	$	2,715	$	—	$	340	$	3,055

For the year ended December 31, 2017	Local News and Marketing Services		Sports		Other		Total
Distribution revenue	$	1,033	$	—	$	107	$	1,140
Advertising revenue	1,315		—		54		1,369
Other media and non-media revenues	46		—		81		127
Total revenues	$	2,394	$	—	$	242	$	2,636