Components of Working Capital (Tables)

12 Months Ended

Dec. 31, 2019

Components Of Working Capital [Abstract]

A summary of accounts receivable, net is as follows:



	The Partnership				WES Operating
	December 31,				December 31,
thousands	2019		2018		2019		2018
Trade receivables, net	$	260,458	$	221,119	$	260,694	$	221,328
Other receivables, net	54		45		54		45
Total accounts receivable, net	$	260,512	$	221,164	$	260,748	$	221,373

Other Current Assets Table

A summary of other current assets is as follows:



	The Partnership				WES Operating
	December 31,				December 31,
thousands	2019		2018		2019		2018
NGLs inventory	$	906	$	1,203	$	906	$	1,203
Materials and supplies inventory	23,444		9,665		23,444		9,665
Imbalance receivables	4,690		9,035		4,690		9,035
Prepaid insurance	5,676		1,972		3,652		1,972
Contract assets	7,129		5,399		7,129		5,399
Other	93		4,184		93		3,309
Total other current assets	$	41,938	$	31,458	$	39,914	$	30,583

Accrued Liabilities Table

A summary of accrued liabilities is as follows:



	The Partnership				WES Operating
	December 31,				December 31,
thousands	2019		2018		2019		2018
Accrued interest expense	$	72,064	$	70,968	$	72,064	$	70,959
Short-term asset retirement obligations	22,472		25,938		22,472		25,938
Short-term remediation and reclamation obligations	3,528		863		3,528		863
Income taxes payable	697		384		697		384
Contract liabilities	19,659		16,235		19,659		16,235
Other ⁽¹⁾	31,373		14,760		31,219		13,495
Total accrued liabilities	$	149,793	$	129,148	$	149,639	$	127,874

⁽¹⁾

Includes amounts related to WES Operating’s interest-rate swap agreements as of December 31, 2019 and 2018 (see Note 13). Includes lease liabilities related to the implementation of ASU 2016-02, Leases (Topic 842) as of December 31, 2019 (see Note 1).