Leases (Tables)

12 Months Ended

Dec. 31, 2022

Leases [Abstract]

Schedule Of Lease Cost

The components of the Company's lease costs are as follows:

	(Thousands of Dollars)
	Year ended December 31, 2022		Year ended December 31, 2021
Operating lease cost	$	4,072	$	19,607
Finance lease cost:
Amortization of right-of-use assets	5,414		1,418
Interest on lease liabilities	1,954		584
Total finance lease cost	7,368		2,002
Short-term and Variable lease cost(1)	7,414		6,537
Total lease cost	$	18,854	$	28,146

(1)Cost from variable amounts excluded from determination of lease liability.

Supplemental cash flows related to leases are as follows:

	(Thousands of Dollars)
		Year ended December 31, 2022		Year ended December 31, 2021
Cash paid for amounts included in the measurements of lease liabilities
Operating cash flows from operating leases		$	7,410	$	14,507
Operating cash flows from finance leases		1,954		538
Financing cash flows from finance leases		13,872		4,155

Weighted average remaining lease terms are as follows:

	Year ended December 31, 2022	Year ended December 31, 2021
Operating leases	4.80 years	6.98 years
Finance leases	2.46 years	2.98 years

Weighted average discount rate on the Company's lease liabilities are as follows:

	Year ended December 31, 2022	Year ended December 31, 2021
Operating leases	6.18%	6.83%
Finance leases	4.04%	4.00%

Schedule Of Operating Lease Liability

Maturities of the Company's lease liabilities as of December 31, 2022, per ASU 2016-02, were as follows:

	(Thousands of Dollars)
Year ending December 31,	Operating leases		Finance leases
2023	$	6,811	$	20,770
2024	4,904		10,943
2025	2,811		1,312
2026	2,116		—
2027	1,869		—
Thereafter	3,976		—
Total undiscounted remaining minimum lease payments	22,487		33,025
Less imputed interest	(3,137)		(1,245)
Total discounted remaining minimum lease payments	$	19,350	$	31,780

Schedule Of Finance Lease Liability

Maturities of the Company's lease liabilities as of December 31, 2022, per ASU 2016-02, were as follows:

	(Thousands of Dollars)
Year ending December 31,	Operating leases		Finance leases
2023	$	6,811	$	20,770
2024	4,904		10,943
2025	2,811		1,312
2026	2,116		—
2027	1,869		—
Thereafter	3,976		—
Total undiscounted remaining minimum lease payments	22,487		33,025
Less imputed interest	(3,137)		(1,245)
Total discounted remaining minimum lease payments	$	19,350	$	31,780