CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Sales:
Total sales	$ 269,599	$ 378,750
Cost of sales (excluding depreciation, depletion and amortization):
Total cost of sales (excluding depreciation, depletion and amortization)	201,317	297,538
Operating expenses:
Selling, general and administrative	30,052	34,656
Depreciation, depletion and amortization	38,449	44,600
Goodwill and other asset impairments	103,866	0
Total operating expenses	172,367	79,256
Operating (loss) income	(104,085)	1,956
Other (expense) income:
Interest expense	(22,277)	(23,978)
Other income, net, including interest income	17,671	722
Total other expense	(4,606)	(23,256)
Loss before income taxes	(108,691)	(21,300)
Income tax benefit	36,086	1,972
Net loss	(72,605)	(19,328)
Less: Net income (loss) attributable to non-controlling interest	(260)	(4)
Net loss attributable to U.S. Silica Holdings, Inc.	$ (72,345)	$ (19,324)
Loss per share attributable to U.S. Silica Holdings, Inc.:
Basic (in dollars per share)	$ (0.98)	$ (0.26)
Diluted (in dollars per share)	$ (0.98)	$ (0.26)
Weighted average shares outstanding:
Basic (shares)	73,467	73,040
Diluted (shares)	73,467	73,040
Dividends declared per share (in dollars per share)	$ 0.02	$ 0.0625
Product
Sales:
Total sales	$ 222,161	$ 296,860
Cost of sales (excluding depreciation, depletion and amortization):
Total cost of sales (excluding depreciation, depletion and amortization)	165,496	234,916
Service
Sales:
Total sales	47,438	81,890
Cost of sales (excluding depreciation, depletion and amortization):
Total cost of sales (excluding depreciation, depletion and amortization)	$ 35,821	$ 62,622