Inventories

3 Months Ended

Mar. 31, 2020

Inventory Disclosure [Abstract]

Inventories

Inventories

Inventories consist of the following:

	March 31,		December 31,
($ in thousands)	2020		2019
Proppants	$	11,771	$	14,013
Chemicals	7,900		10,076
Maintenance parts	67,945		64,458
	$	87,616	$	88,547

As of March 31, 2020, the lower of cost or net realizable value analysis resulted in the Company recording a write-down to inventory carrying values of $0.7 million, included as a component in cost of services in the condensed consolidated statement of income for the three months ended March 31, 2020. The Company did not record any write-down to the inventory carrying value during the three months ended March 31, 2019.