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Accounts Payable and Accrued Liabilities
3 Months Ended
Mar. 31, 2020
Accounts Payable and Accrued Liabilities  
Accounts Payable and Accrued Liabilities

Note 7—Accounts Payable and Accrued Liabilities

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At March 31, 2020 and December 31, 2019, accounts payable included retention amounts of approximately $10.9 million and $11.3 million, respectively.  These amounts owed to subcontractors have been retained pending contract completion and customer acceptance of jobs.

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The following is a summary of accrued liabilities (in thousands):

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March 31, 

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December 31, 

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2020

    

2019

Payroll and related employee benefits

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$

74,008

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$

64,705

Current operating lease liability

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​

79,532

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74,036

Casualty insurance reserves

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9,902

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9,918

Corporate income taxes and other taxes

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6,822

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9,027

Other

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22,384

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25,815

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$

192,648

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$

183,501

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