Leases (Tables)

3 Months Ended

Mar. 31, 2023

The following table presents components of lease expense for the three months ended March 31, 2023 and 2022:


	Three Months Ended March 31,
(in thousands)	2023		2022
Operating lease expense	$	3,474	$	4,157
Short-term lease expense(a)	13,919		14,444
	17,393		18,601
Less: Sublease income	194		190
Total lease expense	$	17,199	$	18,411

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(a)Short-term lease expense includes all leases with lease terms of up to one year. Short-term leases include, among other things, construction equipment rented on an as-needed basis as well as temporary housing.

Schedule of Supplemental Financial Statement Information Related to Leases

The following table presents supplemental balance sheet information related to operating leases:


(dollars in thousands)	Balance Sheet Line Item	As of March 31, 2023			As of December 31, 2022
Assets
Right-of-use assets	Other assets	$	49,147		$	50,825
Total lease assets		$	49,147		$	50,825
Liabilities
Current lease liabilities	Accrued expenses and other current liabilities	$	6,290		$	6,709
Long-term lease liabilities	Other long-term liabilities	48,006			49,176
Total lease liabilities		$	54,296		$	55,885
Weighted-average remaining lease term		11.0 years			11.0 years
Weighted-average discount rate		11.81		%	11.77		%

The following table presents supplemental cash flow information and non-cash activity related to operating leases:


	Three Months Ended March 31,
(in thousands)	2023		2022
Operating cash flow information:
Cash paid for amounts included in the measurement of lease liabilities	$	(3,446)	$	(3,927)
Non-cash activity:
Right-of-use assets obtained in exchange for lease liabilities	$	318	$	6,757

Schedule of Maturity of Operating Lease Liabilities on an Undiscounted Basis

The following table presents maturities of operating lease liabilities on an undiscounted basis as of March 31, 2023:


Year (in thousands)	Operating Leases
2023 (excluding the three months ended March 31, 2023)	$	9,198
2024	10,028
2025	8,910
2026	7,478
2027	6,770
Thereafter	58,094
Total lease payments	100,478
Less: Imputed interest	46,182
Total	$	54,296