Leases (Tables)

3 Months Ended

Mar. 31, 2020

The components of lease expense for the three months ended March 31, 2020 and 2019 were as follows:



	Three Months Ended March 31,
	2020		2019
Operating lease cost	$	6,296	$	5,177
Finance lease cost:
Amortization of right-of-use assets	589		622
Interest on lease liabilities	110		183
Short-term lease cost	3,423		2,551
Total lease cost	$	10,418	$	8,533

Supplemental balance sheet information related to leases was as follows:



	Three Months Ended March 31,
	2020			2019
Operating Leases
Operating lease right-of-use assets	$	25,771		$	23,901

Current portion of operating lease liabilities included in "Other accrued liabilities"	$	8,358		$	7,722
Operating lease liabilities	17,810			16,656
Total operating lease liabilities	$	26,168		$	24,378

Finance Leases
Property, plant and equipment, at cost	$	13,163		$	14,058
Accumulated depreciation	(3,634		)	(1,888		)
Property, plant and equipment, net	$	9,529		$	12,170

Current installments of finance lease obligations	$	5,114		$	5,540
Finance lease obligations	526			4,886
Total finance lease obligations	$	5,640		$	10,426

The Partnership’s future minimum lease obligations as of March 31, 2020 consist of the following:



	Operating Leases			Finance Leases
Year 1	$	9,519		$	5,307
Year 2	7,113			336
Year 3	4,379			213
Year 4	1,978			—
Year 5	1,115			—
Thereafter	6,564			—
Total	$	30,668		$	5,856
Less amounts representing interest costs	(4,500		)	(216		)
Total lease liability	$	26,168		$	5,640

The Partnership’s future minimum lease obligations as of March 31, 2020 consist of the following:



	Operating Leases			Finance Leases
Year 1	$	9,519		$	5,307
Year 2	7,113			336
Year 3	4,379			213
Year 4	1,978			—
Year 5	1,115			—
Thereafter	6,564			—
Total	$	30,668		$	5,856
Less amounts representing interest costs	(4,500		)	(216		)
Total lease liability	$	26,168		$	5,640