Supplemental Cash Flow

9 Months Ended

Sep. 30, 2020

Supplemental Cash Flow Elements [Abstract]

Supplemental Cash Flow

Supplemental Cash Flow

	Nine Months Ended September 30,
	2020	2019
Supplemental cash flow information:
Interest paid, net of capitalized amounts	$62,414	$—
Income taxes paid	—	—
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$35,919	$1,667
Investing cash flows from operating leases	16,956	25,455
Non-cash investing and financing activities:
Change in accrued capital expenditures	($72,782)	($15,032)
Change in asset retirement costs	1,208	(393)
ROU assets obtained in exchange for lease liabilities:
Operating leases	$10,475	$2,588