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Statement Of Cash Flow Activity

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Amount of interest expense on finance lease liability.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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Leases (Details) $ in Thousands		12 Months Ended
Leases (Details) $ in Thousands	May 17, 2020 trailer tractor	Dec. 31, 2020 USD ($) finance_lease	Dec. 31, 2019 USD ($)	Jan. 01, 2019 USD ($)
Leases [Abstract]
Operating lease, liability		$ 8,050	$ 9,575	$ 11,400
Lessee, Lease, Description [Line Items]
Number of finance lease agreements with residual value guarantee provisions \| finance_lease		4
Finance lease liabilities with residual value guarantee provisions		$ 1,800
Lease, Cost [Abstract]
Amortization of ROU assets		2,547	1,807
Interest on lease liabilities		300	295
Operating lease cost		2,718	2,933
Short-term lease cost		11,020	9,627
Total lease expense		16,585	14,662
Cash paid for amounts included in measurement of lease liabilities:
Operating cash flows from operating leases		2,717	2,934
Operating cash flows from finance leases		291	295
Financing cash flows from finance leases		2,336	1,697
ROU assets obtained in exchange for new lease liabilities:
Finance leases		11,412	4,148
Operating leases		$ 819	$ 12,006
Weighted-average remaining lease term (years):
Finance leases		4 years 1 month 28 days	3 years 10 days
Operating leases		4 years 6 months 25 days	4 years 9 months 10 days
Weighted-average discount rate:
Finance leases		3.00%	4.90%
Operating leases		4.30%	5.00%
Assets and Liabilities
Finance lease, ROU assets		$ 15,251	$ 6,384
Operating lease right-of-use assets, net		8,051	9,576
Current portion of finance lease obligations		4,112	2,167
Operating lease, liability, current		2,050	2,252
Finance lease, liability, noncurrent		11,507	4,376
Operating lease, liability, noncurrent		6,000	7,323
Finance Lease
2021		4,496	2,426
2022		3,562	2,426
2023		2,764	1,492
2024		1,969	642
2025		2,992	37
Thereafter		802	0
Total lease payments		16,585	7,023
Less: Interest		(966)	(480)
Present value of lease liabilities		15,619	6,543
Less: Current portion of lease obligation		(4,112)	(2,167)
Total long-term lease obligation		11,507	4,376
Operating Lease
2021		2,343	2,660
2022		2,002	2,256
2023		1,821	1,914
2024		1,700	1,776
2025		222	1,668
Thereafter		675	443
Total lease payments		8,763	10,717
Less: Interest		(713)	(1,142)
Present value of lease liabilities		8,050	9,575	$ 11,400
Less: Current portion of lease obligation		(2,050)	(2,252)
Total long-term lease obligation		$ 6,000	$ 7,323
Comcar
Lessee, Lease, Description [Line Items]
Finance leased arrangements, number of tractors \| tractor	58
Finance leased arrangements, number of trailers \| trailer	40
Comcar \| Tractors
Lessee, Lease, Description [Line Items]
Useful life	5 years
Comcar \| Trailers
Lessee, Lease, Description [Line Items]
Useful life	6 years
Minimum
Lessee, Lease, Description [Line Items]
Leases, weighted average remaining lease term		1 year
Maximum
Lessee, Lease, Description [Line Items]
Leases, weighted average remaining lease term		8 years