Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Current assets
Cash and cash equivalents	$ 210,664	$ 194,069
Accounts receivable, net of allowance for doubtful accounts of $2,196 and $3,055 at March 31, 2017 and December 31, 2016, respectively	95,345	78,942
Inventories, net	61,688	52,650
Prepaid expenses and other assets	6,240	7,065
Refundable income taxes	19,132	21,077
Total current assets	393,069	353,803
Property, plant and equipment, net	722,461	727,735
Deferred income taxes	1,244	1,244
Goodwill	15,301	15,301
Intangibles, net	94,186	95,341
Other assets	9,023	9,486
Total assets	1,235,284	1,202,910
Current liabilities
Current portion of long-term debt	11,617	10,707
Accounts payable	51,545	37,263
Accrued expenses and deferred revenue	45,435	26,185
Total current liabilities	108,597	74,155
Long-term debt	833,492	832,306
Deferred income taxes	6,893	7,057
Other long-term liabilities	43,105	38,272
Total liabilities	992,087	951,790
Commitments and contingent liabilities (Note 13)
Equity
Preferred stock: $0.01 par value, 100,000 authorized shares Shares outstanding: 0 at March 31, 2017 and December 31, 2016
Common stock: $0.01 par value, 1,850,000 authorized shares Shares outstanding: 223,939 and 223,601 at March 31, 2017 and December 31, 2016, respectively	2,422	2,422
Additional paid-in capital	297,190	297,649
Retained earnings	252,831	264,852
Accumulated other comprehensive loss	(18,683)	(19,002)
Total equity attributable to Fairmount Santrol Holdings Inc. before treasury stock	533,760	545,921
Less: Treasury stock at cost Shares in treasury: 18,409 and 18,666 at March 31, 2017 and December 31, 2016, respectively	(290,813)	(294,874)
Total equity attributable to Fairmount Santrol Holdings Inc.	242,947	251,047
Non-controlling interest	250	73
Total equity	243,197	251,120
Total liabilities and equity	$ 1,235,284	$ 1,202,910