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Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2017

Fair Value Disclosures [Abstract]

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 September 30, 2017 and December 31, 2016 (in thousands):



	Assets at Fair Value as of September 30, 2017
Asset Category	Level 1				Level 2				Level 3				Total
Cash and cash equivalents ⁽¹⁾	$	480,496			$	—			$	—			$	480,496
Restricted cash ⁽²⁾	2,082				—				—				2,082
Deferred compensation plan assets ⁽³⁾	20,372				—				—				20,372
Total	$	502,950			$	—			$	—			$	502,950



	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 include money market funds with original maturity dates of three months or less, which are Level 1 assets. At September 30, 2017 and December 31, 2016, we had $187.0 million and $154.6 million, respectively, in money market funds.


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


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