Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Estimated Future Amortization Expense of Intangible Assets

Estimated future amortization expense of intangible assets as of December 31, 2020 are as follows:

2021	$	40
2022	40
2023	40
2024	40
2025	40
Thereafter	120
	$	320