Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Sales:
Total sales									$ 1,474,477	$ 1,577,298	$ 1,240,851
Cost of sales (excluding depreciation, depletion and amortization):
Total cost of sales (excluding depreciation, depletion and amortization)									1,133,293	1,163,129	866,820
Operating expenses:
Selling, general and administrative	$ 37,325	$ 40,208	$ 38,659	$ 34,656	$ 32,168	$ 37,980	$ 42,232	$ 34,591	150,848	146,971	107,056
Depreciation, depletion and amortization	42,819	47,126	44,899	44,600	46,527	37,150	36,563	28,592	179,444	148,832	97,233
Goodwill and other asset impairments	363,717	130	0	0	265,715	0	16,184	0	363,847	281,899	0
Total operating expenses	443,861	87,464	83,558	79,256	344,410	75,130	94,979	63,183	694,139	577,702	204,289
Operating (loss) income	(362,764)	(9,283)	17,136	1,956	(274,068)	25,706	39,609	45,220	(352,955)	(163,533)	169,742
Other (expense) income:
Interest expense	(22,996)	(24,733)	(23,765)	(23,978)	(21,281)	(21,999)	(20,214)	(7,070)	(95,472)	(70,564)	(31,342)
Other income (expense), net, including interest income	443	3,280	15,074	722	1,336	1,062	1,081	665	19,519	4,144	(1,874)
Total other expense	(22,553)	(21,453)	(8,691)	(23,256)	(19,945)	(20,937)	(19,133)	(6,405)	(75,953)	(66,420)	(33,216)
(Loss) income before income taxes	(385,317)	(30,736)	8,445	(21,300)	(294,013)	4,769	20,476	38,815	(428,908)	(229,953)	136,526
Income tax benefit	91,892	7,671	(2,384)	1,972	37,938	1,547	(2,832)	(7,521)	99,151	29,132	8,680
Net (loss) income	(293,425)	(23,065)	6,061	(19,328)	(256,075)	6,316	17,644	31,294	(329,757)	(200,821)	145,206
Less: Net loss attributable to non-controlling interest	(554)	(28)	(89)	(4)	(13)	0	0	0	(675)	(13)	0
Net (loss) income attributable to U.S. Silica Holdings, Inc.	$ (292,871)	$ (23,037)	$ 6,150	$ (19,324)	$ (256,062)	$ 6,316	$ 17,644	$ 31,294	$ (329,082)	$ (200,808)	$ 145,206
(Loss) earnings per share attributable to U.S. Silica Holdings, Inc.:
Basic (in dollars per share)	$ (4.00)	$ (0.31)	$ 0.08	$ (0.26)	$ (3.44)	$ 0.08	$ 0.23	$ 0.39	$ (4.49)	$ (2.63)	$ 1.79
Diluted (in dollars per share)	$ (4.00)	$ (0.31)	$ 0.08	$ (0.26)	$ (3.44)	$ 0.08	$ 0.22	$ 0.39	$ (4.49)	$ (2.63)	$ 1.77
Weighted average shares outstanding:
Basic (shares)	73,343	73,328	73,301	73,040	74,485	77,365	77,784	79,496	73,253	76,453	81,051
Diluted (shares)									73,253	76,453	81,960
Dividends declared per share (in dollars per share)	$ 0.06	$ 0.06	$ 0.06	$ 0.06	$ 0.06	$ 0.06	$ 0.06	$ 0.06	$ 0.25	$ 0.25	$ 0.25
Product
Sales:
Total sales	$ 280,594	$ 287,977	$ 303,041	$ 296,860	$ 293,419	$ 348,635	$ 345,957	$ 294,788	$ 1,168,472	$ 1,282,799	$ 1,010,394
Cost of sales (excluding depreciation, depletion and amortization):
Total cost of sales (excluding depreciation, depletion and amortization)	212,905	226,797	225,473	234,916	241,624	270,370	236,236	207,239	900,091	955,469	714,521
Service
Sales:
Total sales	58,465	73,837	91,813	81,890	63,961	74,537	81,476	74,525	306,005	294,499	230,457
Cost of sales (excluding depreciation, depletion and amortization):
Total cost of sales (excluding depreciation, depletion and amortization)	$ 45,057	$ 56,836	$ 68,687	$ 62,622	$ 45,414	$ 51,966	$ 56,609	$ 53,671	$ 233,202	$ 207,660	$ 152,299