Condensed Consolidated Balance Sheets (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 17,928	$ 27,262	[1]
Accounts receivable, net	228,525	193,968	[1]
Inventories	120,279	107,515	[1]
Prepaid expenses	18,297	12,581	[1]
Deferred income taxes	5,668	5,553	[1]
Income tax receivable	12,810	8,474	[1]
Other	336	6,211	[1]
Total current assets	403,843	361,564	[1]
Noncurrent assets:
Land	11,237	11,591	[1]
Mineral rights	49,140	51,435	[1]
Depreciable assets	477,513	454,351	[1]
Gross property, plant and equipment	537,890	517,377	[1]
Less: accumulated depreciation and depletion	273,528	256,889	[1]
Net property, plant and equipment	264,362	260,488	[1]
Goodwill	71,729	70,909	[1]
Intangible assets, net	39,259	42,590	[1]
Investment in and advances to affiliates and joint ventures	22,580	19,056	[1]
Available-for-sale securities	6,552	14,168	[1]
Deferred income taxes	5,898	7,570	[1]
Other assets	24,418	22,748	[1]
Total noncurrent assets	434,798	437,529	[1]
Total Assets	838,641	799,093	[1]
Current liabilities:
Accounts payable	61,279	53,167	[1]
Accrued liabilities	72,120	59,308	[1]
Total current liabilities	133,399	112,475	[1]
Noncurrent liabilities:
Long-term debt	240,532	236,171	[1]
Pension liabilities	21,738	21,338	[1]
Deferred compensation	9,547	8,686	[1]
Other long-term liabilities	19,035	19,987	[1]
Total noncurrent liabilities	290,852	286,182	[1]
Shareholders' Equity:
Common stock	320	320	[1]
Additional paid in capital	91,364	95,074	[1]
Retained earnings	297,828	283,189	[1]
Accumulated other comprehensive income	24,398	28,936	[1]
Less: Treasury stock	(4,380)	(8,945)	[1]
Total AMCOL shareholders' equity	409,530	398,574	[1]
Noncontrolling interest	4,860	1,862	[1]
Total equity	414,390	400,436	[1]
Total Liabilities and Shareholders' Equity	$ 838,641	$ 799,093	[1]

[1] Condensed from audited financial statements.