Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2019

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

The estimated carrying amount and fair value of the Company’s financial instruments and other assets and liabilities measured and recorded at fair value on a recurring basis as of June 30, 2019, is as follows (in thousands):

	Fair Value Measurements as of June 30, 2019
	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)			Significant Unobservable Inputs (Level 3)		Total Fair Value
Recurring:
Non-current liabilities
Derivative liability (Note 5)	$	—	$	(8,243	)	$	—	$	(8,243	)

The estimated carrying amount and fair value of the Company’s financial instruments and other assets and liabilities measured and recorded at fair value on a recurring basis as of December 31, 2018, is as follows (in thousands):

	Fair Value Measurements as of December 31, 2018
	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total Fair Value
Recurring:
Non-current assets
Derivative asset (Note 5)	$	—	$	4,344	$	—	$	4,344