Senior Convertible Notes - Summary of Net Carrying Amount of Liability Component of Notes (Detail) $ in Thousands |
Dec. 31, 2018
USD ($)
|
---|---|
Debt Disclosure [Abstract] | |
Aggregate principal amount | $ 460,000 |
Unamortized discount | (86,270) |
Unamortized issuance cost | (7,178) |
Net carrying amount | $ 366,552 |
X | ||||||||||
- Definition Carrying value as of the balance sheet date of long-term debt (with maturities initially due after one year or beyond the operating cycle if longer) identified as Convertible Notes Payable, excluding current portion. Convertible Notes Payable is a written promise to pay a note which can be exchanged for a specified amount of another, related security, at the option of the issuer and the holder. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- References No definition available.
|
X | ||||||||||
- Definition Face (par) amount of debt instrument at time of issuance. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- Definition Amount of debt discount to be amortized after one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- Definition Amount, before accumulated amortization, of debt issuance costs classified as noncurrent. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|