Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2019

Inventories consisted of the following:

The lives used in computing depreciation for significant asset classes are as follows:


Asset						Range of Useful Lives, in Years
Land and improvements						15 to 30
Buildings and improvements						20 to 30
Automotive equipment						5 to 15
Machinery and equipment						5 to 30
Other						5 to 30

Property, plant and equipment consisted of the following:


	December 31,
(in thousands)	2019		2018
Machinery and equipment	$	1,378,651	$	1,362,965
Buildings and improvements	17,221		17,116
Automotive equipment	16,691		16,773
Land and improvements	14,075		13,250
Construction in progress	5,198		15,126
Other	1,752		2,753
	1,433,588		1,427,983
Less: Accumulated depreciation	481,629		412,743
Total Property, plant and equipment, net	$	951,959	$	1,015,240

The following table presents the financial statement line items impacted by the Partnership’s adoption of Topic 842.


(in thousands)	December 31, 2018 As Stated		Effect of Adoption of Topic 842			January 1, 2019 As Adjusted

Current assets:



Prepaid expenses and other current assets	$	6,989	$	(2,650)	(1)	$	4,339
Total currents assets	193,981		(2,650)			191,331



Other long-term assets	4,198		16,923		(2)	21,121
Total assets	$	1,254,388	$	14,273		$	1,268,661






Current liabilities:
Other current liabilities	$	24,066	$	3,462	(3)	$	27,528
Total current liabilities	122,635		3,462			126,097
Long-term liabilities:


Other long-term liabilities	2,938		10,811		(3)	13,749
Total long-term liabilities	631,927		10,811			642,738

Equity:
Total liabilities and partners’ capital	$	1,254,388	$	14,273		$	1,268,661

(1)Represents lease prepayments reclassified to ROU assets.

(2)Represents recognition of initial ROU assets for operating leases, including the reclassification of certain lease prepayments.

(3)Represents the initial recognition of lease liabilities.