Annual report pursuant to Section 13 and 15(d)

SIGNIFICANT ACCOUNTING POLICIES (Tables)

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SIGNIFICANT ACCOUNTING POLICIES (Tables)
12 Months Ended
Dec. 31, 2021
Accounting Policies [Abstract]  
Accounts receivable, allowance for credit loss The table below shows a summary of allowance for credit losses during the year ended December 31, 2021:
($ in thousands)
2021 2020 2019
Balance - January 1, 2021 $ 1,497  $ 1,049  $ 100 
Provision for credit losses during the period—net 282  448  949 
Write-off during the period (1,562) —  — 
Balance - December 31, 2021 $ 217  $ 1,497  $ 1,049 
Property and equipment Depreciation of property and equipment is provided on the straight‑line method over the following estimated useful lives:
Land
Indefinite
Buildings and property improvements
5 - 30 years
Vehicles
1 ‑ 5 years
Equipment
1 ‑ 20 years
Leasehold improvements
5 ‑ 20 years
Property and equipment consisted of the following:
($ in thousands)
December 31,
2021 2020
Land
$ 10,551  $ 10,551 
Buildings
30,045  29,312 
Equipment and vehicles
1,248,464  1,242,698 
Leasehold improvements
8,159  8,035 
Subtotal
1,297,219  1,290,596 
Less accumulated depreciation
(488,725) (410,119)
Property and equipment — net
$ 808,494  $ 880,477