Contract Balances (Tables)

3 Months Ended

Mar. 31, 2018

Contract Balances

Schedule of Contract balances

Allowance for doubtful accounts	Balance at Beginning of Period		Charged to Costs and Expenses		Deductions		Balance at End of Period
	(In thousands)
For the three months ended March 31, 2018	$	15,056	$	21,263	$	(23,954)	$	12,365

Deferred revenue related to contracts with subscribers is recorded in “Deferred revenue and other” and “Long-term deferred revenue and other long-term liabilities” on our Condensed Consolidated Balance Sheets.  Changes in deferred revenue related to contracts with subscribers were as follows:

	Contract
	Liabilities
	(In thousands)
Balance as of December 31, 2017	$	684,119
Recognition of unearned revenue		(1,860,169)
Deferral of revenue		1,896,745
Balance as of March 31, 2018	$	720,695