Accrued Liabilities

12 Months Ended

Dec. 31, 2019

Accrued Liabilities

Accrued Liabilities

(11)  Accrued Liabilities

Accrued liabilities as of December 31, 2018 and 2019 consisted of the following items:

	December 31,
(in thousands)	2018		2019
Capital expenditures	$	—		27,427
Operating expenses		—		24,980
Interest expense		—		44,440
Other		407		7,341
Total accrued liabilities	$	407		104,188