Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2020

Revenue from Contract with Customer [Abstract]

Schedule of Disaggregation of Revenue

The following table presents the Company's revenue disaggregated by solution group, geographical market and timing of transfer of products and services. The Company attributes revenue to geographical markets based on the location of the customer. The Company has one reportable segment in accordance with ASC 280, Segment Reporting; as such, the disaggregation of revenue below reconciles directly to its unique reportable segment.

	Years Ended December 31,
(In thousands)	2020		2019		2018
By solution group:
Ratings and Planning (1)	$	253,652	$	271,623	$	285,355
Analytics and Optimization (1)	69,080		74,725		92,380
Movies Reporting and Analytics	33,304		42,297		41,747
Total	$	356,036	$	388,645	$	419,482
By geographical market:
United States	$	310,717	$	336,087	$	359,379
Europe	27,447		30,619		34,623
Latin America	6,275		10,326		13,179
Canada	7,046		7,046		7,882
Other	4,551		4,567		4,419
Total	$	356,036	$	388,645	$	419,482
By timing of revenue recognition:
Products and services transferred at a point in time	$	77,398	$	93,036	$	113,583
Products and services transferred over time	278,638		295,609		305,899
Total	$	356,036	$	388,645	$	419,482

(1) In the second quarter of 2020, the Company began classifying revenue from certain new and extended custom agreements for services that utilize its syndicated data set, previously classified under Analytics and Optimization, as Ratings and Planning. The impact was not material to either solution group.

Schedule of Contract Balances

The following table provides information about receivables, contract assets, contract costs, contract liabilities and customer advances from contracts with customers:

	As of December 31,
(In thousands)	2020		2019
Accounts receivable, net	$	69,379	$	71,853
Current and non-current contract assets	4,037		1,035
Current and non-current contract costs	430		799
Current contract liabilities	58,529		58,158
Current customer advances	12,477		9,886
Non-current contract liabilities	4,156		291

Current and non-current contract assets as of December 31, 2020 increased from the prior year due primarily to the Company providing payment deferrals, in exchange for contract extensions, on certain of its movies contracts because of theater closures as a result of the COVID-19 pandemic. Non-current contract liabilities as of December 31, 2020 increased from the prior year due primarily to a large upfront payment received on a new multi-year contract.

Significant changes in the current contract liabilities balances are as follows:

	Contract Liability (Current)
	Years Ended December 31,
(In thousands)	2020		2019
Revenue recognized that was included in the opening contract liabilities balance	$	(53,226)	$	(58,918)
Cash received or amounts billed in advance and not recognized as revenue	50,836		53,881