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Intangible Assets (Tables)
3 Months Ended
Mar. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Intangible Assets
The following is a summary of the Company’s amortizing intangible assets as of March 31, 2024:
  March 31, 2024
(in thousands)Estimated
Useful Life
Gross
Carrying
Amount
Accumulated
Amortization
Net
Carrying
Amount
HETLIOZ®
2035$33,000 $16,303 $16,697 
PONVORY®
2042104,894 2,240 102,654 
Total amortizing intangible assets$137,894 $18,543 $119,351 
The following is a summary of the Company’s amortizing intangible assets as of December 31, 2023:
  December 31, 2023
(in thousands)Estimated
Useful Life
Gross
Carrying
Amount
Accumulated
Amortization
Net
Carrying
Amount
HETLIOZ®
2035$33,000 $15,937 $17,063 
PONVORY®
2035104,894 588 104,306 
Total amortizing intangible assets$137,894 $16,525 $121,369 
Schedule of Future Intangible Asset Amortization The following is a summary of the future intangible asset amortization schedule as of March 31, 2024:
(in thousands)Total20242025202620272028Thereafter
HETLIOZ®
$16,697 $1,097 $1,463 $1,463 $1,463 $1,463 $9,748 
PONVORY®
102,654 4,158 5,544 5,544 5,544 5,544 76,320 
Total amortizing intangible assets$119,351 $5,255 $7,007 $7,007 $7,007 $7,007 $86,068