COMMITMENTS AND CONTINGENCIES (Tables)

3 Months Ended

Mar. 31, 2019

Commitments And Contingencies Disclosure [Abstract]

Summary of Aggregate Non-Cancelable Contractual Obligations Arising from Manufacturing Obligations

The following table summarizes the aggregate non-cancelable contractual obligations arising from the Company’s manufacturing obligations, including the Supply Agreement with Paragon:

	As of March 31, 2019 (in thousands)
2019 (April - December)	$	172,733
2020		124,052
2021		34,510
2022		42,204
2023		42,244
Thereafter		122,000
Total manufacturing commitments	$	537,743