Leases (Tables)

12 Months Ended

Dec. 31, 2021

Leases [Abstract]

Summary of Lease Costs

The following table summarizes the lease costs (in thousands), which are included in transportation costs and general and administrative costs in the accompanying consolidated statement of income:

	Years Ended December 31,
	2021			2020			2019
Amortization of finance right-of-use assets	$	2,304		$	2,309		$	2,326
Interest on finance lease liabilities		29			135			252
Finance lease cost		2,333			2,444			2,578
Operating lease cost		12,343			10,946			10,861
Short-term lease cost		171			238			289
Sublease income		(327	)		(469	)		(507	)
Total lease cost	$	14,520		$	13,159		$	13,221

Schedule of Maturity of Operating and Finance Leases Liabilities

The following table represents the maturity of operating and finance lease liabilities (in thousands):

	December 31, 2021
	Operating Leases		Finance Leases		Total
Year 1	$	12,253	$	1,257	$	13,510
Year 2		9,904		-		9,904
Year 3		8,133		-		8,133
Year 4		6,842		-		6,842
Year 5		5,320		-		5,320
Thereafter		6,436		-		6,436
Total		48,888		1,257		50,145
Imputed interest		2,608		6		2,614
Present value of lease payments		46,280		1,251		47,531
Less: current lease liabilities		11,364		1,251		12,615
Long-term lease liabilities	$	34,916	$	-	$	34,916

	December 31, 2020
	Operating Leases		Finance Leases		Total
Year 1	$	11,082	$	1,817	$	12,899
Year 2		9,714		8		9,722
Year 3		7,607		-		7,607
Year 4		6,369		-		6,369
Year 5		6,312		-		6,312
Thereafter		8,803		-		8,803
Total		49,887		1,825		51,712
Imputed interest		3,466		24		3,490
Present value of lease payments		46,421		1,801		48,222
Less: current lease liabilities		10,093		1,793		11,886
Long-term lease liabilities	$	36,328	$	8	$	36,336

Summary of Supplemental Cash Flow and Noncash Information

The following table presents supplemental cash flow and noncash information related to leases:

	Years Ended December 31,
	2021			2020			2019
Operating cash flows from operating leases	$	11,523		$	9,419		$	9,702
Financing cash flows from finance leases		2,682			3,066			2,954
Operating cash flows from finance leases		29			135			252
Cash paid for lease liabilities	$	14,234		$	12,620		$	12,908
Right-of-use assets obtained in exchange for new	$	(72	)	$	(71	)	$	6
financing lease liabilities (net of disposals)
Rights-of-use assets obtained in exchange for new	$	11,684		$	17,875		$	13,242
operating lease liabilities (net of disposals)

Summary Of Weighted Average Remaining Lease Term and Discount Rates

The weighted average remaining lease term and discount rates as of December 31, are as follows (in thousands):

	December 31, 2021			December 31, 2020
Weighted average remaining lease term — finance leases	0.6 years			0.6 years
Weighted average remaining lease term — operating leases	5.11 years			5.61 years
Weighted average discount rate — finance leases		1.56	%		3.88	%
Weighted average discount rate — operating leases		2.14	%		2.64	%