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Detail of Certain Balance Sheet Accounts (Tables)

12 Months Ended

Dec. 31, 2020

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Property and Equipment

Property and equipment consisted of the following (in thousands):

			Estimated Useful						December 31,
			Lives in Years						2020						2019
Land			N/A						$	69,389					$	67,560
Buildings and leasehold improvements			5-30						249,106						231,920
Operating equipment and vehicles			1-25						2,297,120						2,068,644
Office equipment, furniture and fixtures and information technology systems			3-10						244,113						228,329
Construction work in progress			N/A						20,900						26,236
Finance lease assets and rental purchase options (see Note 9)			5-20						52,160						14,162
Property and equipment, gross									2,932,788						2,636,851
Less — Accumulated depreciation and amortization									(1,372,132)						(1,250,197)
Property and equipment, net of accumulated depreciation									$	1,560,656					$	1,386,654

Other Assets, net

Other assets, net consisted of the following (in thousands):

						December 31,
						2020						2019
Receivable related to terminated telecommunications project in Peru						$	119,648					$	119,648
Long-term retainage receivable, net						88,234						54,235
Investments in unconsolidated affiliates						84,367						89,568
Investments held related to deferred compensation plan						55,855						45,273
Long-term insurance receivables						35,164						34,785
Deferred tax assets						17,685						12,545
Long-term accounts receivable, net						13,367						12,427
Deferred financing costs related to senior credit facility, net						9,695						6,695
Other non-current assets						11,698						18,088
Other assets, net						$	435,713					$	393,264

Accounts Payable and Accrued Expenses

Accounts payable and accrued expenses consisted of the following (in thousands):

						December 31,
						2020						2019
Accounts payable, trade						$	798,023					$	798,718
Accrued compensation and related expenses						378,002						316,237
Accrued insurance, current portion						80,926						69,307
Income and franchise taxes payable						32,315						58,353
Unearned revenues, current portion						53,562						33,192
Sales and use taxes payable						30,587						28,721
Contingent consideration liabilities, current portion						3,466						77,618
Other accrued expenses						132,913						107,413
Accounts payable and accrued expenses						$	1,509,794					$	1,489,559

X

- Definition

Tabular disclosure of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer; the aggregate carrying amount of current assets, not separately presented elsewhere in the balance sheet; and other deferred costs.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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X

- Definition

Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(13))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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- Definition

Tabular disclosure of the (a) carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business (accounts payable); (b) other payables; and (c) accrued liabilities. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). An alternative caption includes accrued expenses.

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