Accrued liabilities

12 Months Ended

Dec. 31, 2019

Accrued liabilities [Abstract]

Accrued liabilities

16. Accrued liabilities

As of December 31, 2019 and 2018, accrued liabilities consisted of the following:

	December 31, 2019		December 31, 2018
Accrued construction costs	$	25,037	$	41,343
Accrued IPO costs		-		5,296
Accrued bonuses		14,991		12,582
Other accrued expenses		14,915		8,291
Total accrued liabilities	$	54,943	$	67,512