Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2018

Fair Value Disclosures [Abstract]

Schedule of Assets Measured at Fair Value on a Recurring Basis

The Company’s assets that are measured at fair value on a recurring basis include the following (in thousands):

			Fair Value Measurements Using
	Total		Quoted Prices in Active Markets (Level 1)		Significant  Other Observable Inputs (Level 2)		Unobservable Inputs (Level 3)
At March 31, 2018:
Cash equivalents	$	80,871	$	80,871	$	—	$	—
At December 31, 2017:
Cash equivalents	$	70,298	$	70,298	$	—	$	—