Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2017

Schedule Of Assets And Liabilities Carried At Fair Value Measured On A Recurring Basis

The following tables provide the assets and liabilities carried at fair value measured on a recurring basis as of December 31, 2017 and December 31, 2016 (in thousands):



	Assets at Fair Value as of December 31, 2017
Asset Category	Level 1		Level 2		Level 3		Total
Cash and cash equivalents ⁽¹⁾	$	467,430	$	—	$	—	$	467,430
Restricted cash ⁽²⁾	1,958		—		—		1,958
Deferred compensation plan assets ⁽³⁾	22,054		—		—		22,054
Total	$	491,442	$	—	$	—	$	491,442



	Assets at Fair Value as of December 31, 2016
Asset Category	Level 1		Level 2		Level 3		Total
Cash and cash equivalents ⁽¹⁾	$	464,617	$	—	$	—	$	464,617
Restricted cash ⁽²⁾	2,043		—		—		2,043
Deferred compensation plan assets ⁽³⁾	12,153		—		—		12,153
Total	$	478,813	$	—	$	—	$	478,813

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(1)	Cash and cash equivalents consist primarily of money market funds with original maturity dates of three months or less, which are Level 1 assets. At December 31, 2017 and 2016, we had $194.2 million and $154.6 million, respectively, in money market funds.


(2)	Restricted cash is classified as “Prepaid expenses and other” in the Consolidated Balance Sheets.


(3)	Deferred compensation plan assets are classified as “Other assets” in the Consolidated Balance Sheets.