Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2015

Fair Value Disclosures [Abstract]

Fair Value of Financial Assets and Liabilities Measured on Recurring Basis

The following table sets forth the fair value of our financial assets and liabilities (excluding consolidated VIE’s cash), allocated into Level 1, Level 2 and Level 3, that was measured on a recurring basis (in thousands):

	December 31, 2015
	Level 1		Level 2		Level 3		Total
Financial Assets:
Money market funds	$	22,074	$	–	$	–	$	22,074
Corporate notes and commercial paper		–		242,033		–		242,033
U.S. government agency securities		–		180,876		–		180,876
Total financial assets	$	22,074	$	422,909	$	–	$	444,983

	December 31, 2014
	Level 1		Level 2		Level 3		Total
Financial Assets:
Money market funds	$	24,915	$	–	$	–	$	24,915
Corporate notes and commercial paper		–		226,047		–		226,047
U.S. government agency securities		–		120,169		–		120,169
Total financial assets	$	24,915	$	346,216	$	–	$	371,131