$USLM
UNITED STATES LIME & MINERALS INC Stock $uslm

$uslm Overview Financials Valuation SEC Filings Company Website

2013 Q4 Form 10-K Financial Statement

#000104746914001954 Filed on March 07, 2014

Income Statement

Concept	2013 Q4	2013 Q3	2013 Q2
Revenue	$30.11M	$36.90M	$35.17M
YoY Change	-5.56%	8.16%	-3.63%
Cost Of Revenue	$23.67M	$27.79M	$26.21M
YoY Change	-0.38%	5.43%	-6.88%
Gross Profit	$6.435M	$9.110M	$8.964M
YoY Change	-20.78%	17.41%	7.31%
Gross Profit Margin	21.37%	24.69%	25.49%
Selling, General & Admin	$2.480M	$2.223M	$2.299M
YoY Change	-1.2%	6.36%	-1.2%
% of Gross Profit	38.54%	24.4%	25.65%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$3.490M	$3.630M	$3.650M
YoY Change	-8.64%	-4.72%	-3.18%
% of Gross Profit	54.23%	39.85%	40.72%
Operating Expenses	$2.490M	$2.223M	$2.299M
YoY Change	-0.8%	6.36%	-1.2%
Operating Profit	$3.945M	$6.887M	$6.665M
YoY Change	-29.72%	21.49%	10.6%
Interest Expense	-$450.0K	$451.0K	$465.0K
YoY Change	-11.76%	-16.33%	-14.21%
% of Operating Profit	-11.41%	6.55%	6.98%
Other Income/Expense, Net	$20.00K	-$510.0K	-$429.0K
YoY Change	-140.0%	-2.49%	-7.74%
Pretax Income	$3.520M	$6.377M	$6.236M
YoY Change	-30.43%	23.92%	12.14%
Income Tax	$890.0K	$1.590M	$1.610M
% Of Pretax Income	25.28%	24.93%	25.82%
Net Earnings	$2.630M	$4.790M	$4.630M
YoY Change	-30.61%	21.27%	14.04%
Net Earnings / Revenue	8.73%	12.98%	13.16%
Basic Earnings Per Share	$0.47	$0.86	$0.83
Diluted Earnings Per Share	$0.47	$0.86	$0.83
COMMON SHARES
Basic Shares Outstanding	5.565M shares	5.563M shares	5.560M shares
Diluted Shares Outstanding		5.574M shares	5.569M shares

Balance Sheet

Concept	2013 Q4	2013 Q3	2013 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$49.50M	$43.40M	$36.90M
YoY Change	66.11%	58.39%	73.24%
Cash & Equivalents	$49.48M	$43.40M	$36.90M
Short-Term Investments
Other Short-Term Assets	$1.600M	$1.600M	$1.900M
YoY Change	6.67%	100.0%	111.11%
Inventory	$13.69M	$13.55M	$14.18M
Prepaid Expenses
Receivables	$14.10M	$17.77M	$17.72M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$78.84M	$76.29M	$70.64M
YoY Change	31.5%	34.2%	40.99%
LONG-TERM ASSETS
Property, Plant & Equipment	$108.5M	$109.5M	$111.0M
YoY Change	-4.87%	-5.9%	-6.48%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$195.0K	$208.0K	$220.0K
YoY Change	-20.41%	-19.38%	-26.67%
Total Long-Term Assets	$108.7M	$109.7M	$111.2M
YoY Change	-4.9%	-5.93%	-6.53%
TOTAL ASSETS
Total Short-Term Assets	$78.84M	$76.29M	$70.64M
Total Long-Term Assets	$108.7M	$109.7M	$111.2M
Total Assets	$187.5M	$186.0M	$181.9M
YoY Change	7.62%	7.22%	7.55%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$5.812M	$6.029M	$5.711M
YoY Change	39.34%	-1.21%	-1.53%
Accrued Expenses	$3.536M	$3.892M	$3.158M
YoY Change	-15.18%	-2.7%	-16.89%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$5.000M	$5.000M	$6.250M
YoY Change	0.0%	-20.0%	0.0%
Total Short-Term Liabilities	$14.35M	$14.92M	$15.12M
YoY Change	7.56%	-8.76%	-4.31%
LONG-TERM LIABILITIES
Long-Term Debt	$16.67M	$17.90M	$19.17M
YoY Change	-23.08%	-21.89%	-20.69%
Other Long-Term Liabilities	$1.907M	$2.438M	$2.615M
YoY Change	-40.96%	-33.93%	-32.95%
Total Long-Term Liabilities	$18.57M	$2.438M	$21.78M
YoY Change	-25.4%	-90.84%	-9.87%
TOTAL LIABILITIES
Total Short-Term Liabilities	$14.35M	$14.92M	$15.12M
Total Long-Term Liabilities	$18.57M	$2.438M	$21.78M
Total Liabilities	$50.72M	$52.46M	$53.47M
YoY Change	-5.88%	-8.61%	-6.84%
SHAREHOLDERS EQUITY
Retained Earnings	$168.1M	$165.5M	$160.7M
YoY Change	9.65%	10.67%
Common Stock	$19.97M	$19.71M	$19.47M
YoY Change	5.09%	5.15%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$49.80M	$49.80M	$49.80M
YoY Change	0.43%	0.54%
Treasury Stock Shares	924.3K shares
Shareholders Equity	$136.8M	$133.6M	$128.4M
YoY Change
Total Liabilities & Shareholders Equity	$187.5M	$186.0M	$181.9M
YoY Change	7.62%	7.22%	7.55%

Cashflow Statement

Concept	2013 Q4	2013 Q3	2013 Q2
OPERATING ACTIVITIES
Net Income	$2.630M	$4.790M	$4.630M
YoY Change	-30.61%	21.27%	14.04%
Depreciation, Depletion And Amortization	$3.490M	$3.630M	$3.650M
YoY Change	-8.64%	-4.72%	-3.18%
Cash From Operating Activities	$9.360M	$11.67M	$7.110M
YoY Change	37.65%	29.24%	-18.65%
INVESTING ACTIVITIES
Capital Expenditures	-$2.230M	-$2.680M	-$2.490M
YoY Change	23.89%	54.91%	1.22%
Acquisitions
YoY Change
Other Investing Activities	$180.0K	$30.00K	$10.00K
YoY Change	-1900.0%	200.0%	-75.0%
Cash From Investing Activities	-$2.060M	-$2.650M	-$2.480M
YoY Change	13.81%	54.07%	2.48%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-1.240M	-2.490M	-1.240M
YoY Change	-51.37%	99.2%	-5.34%
NET CHANGE
Cash From Operating Activities	9.360M	11.67M	7.110M
Cash From Investing Activities	-2.060M	-2.650M	-2.480M
Cash From Financing Activities	-1.240M	-2.490M	-1.240M
Net Change In Cash	6.060M	6.530M	3.390M
YoY Change	148.36%	7.76%	-32.34%
FREE CASH FLOW
Cash From Operating Activities	$9.360M	$11.67M	$7.110M
Capital Expenditures	-$2.230M	-$2.680M	-$2.490M
Free Cash Flow	$11.59M	$14.35M	$9.600M
YoY Change	34.77%	33.36%	-14.29%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2013	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2012Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	3230000	USD
CY2013Q4	us-gaap	Liabilities Liabilities	50721000	USD
CY2013	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
CY2013	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2013
CY2013	dei	Entity Registrant Name EntityRegistrantName	UNITED STATES LIME & MINERALS INC
CY2013	dei	Entity Central Index Key EntityCentralIndexKey	0000082020
CY2013	dei	Document Type DocumentType	10-K
CY2013	dei	Document Period End Date DocumentPeriodEndDate	2013-12-31
CY2013	dei	Amendment Flag AmendmentFlag	false
CY2013	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2013Q4	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	105000	USD
CY2012Q4	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	109000	USD
CY2013Q4	uslm	Current Income Taxes Prepaid Expenses And Other Current Assets CurrentIncomeTaxesPrepaidExpensesAndOtherCurrentAssets	203000	USD
CY2012Q4	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	136000	USD
CY2012Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	1397000	USD
CY2013Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	1320000	USD
CY2013Q4	uslm	Asset Retirement Obligation Assets Not Fully Depreciated AssetRetirementObligationAssetsNotFullyDepreciated	358000	USD
CY2012	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	193000	USD
CY2013	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	138000	USD
CY2012	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	51000	USD
CY2013	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	61000	USD
CY2013Q4	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	90000	USD
CY2012	us-gaap	Environmental Costs Recognized Capitalized In Period EnvironmentalCostsRecognizedCapitalizedInPeriod	428000	USD
CY2011	us-gaap	Environmental Costs Recognized Capitalized In Period EnvironmentalCostsRecognizedCapitalizedInPeriod	407000	USD
CY2013	us-gaap	Environmental Costs Recognized Capitalized In Period EnvironmentalCostsRecognizedCapitalizedInPeriod	395000	USD
CY2013	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	14800000	USD
CY2012	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	16423000	USD
CY2011	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	22186000	USD
CY2013	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	5561429	shares
CY2012	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	5705475	shares
CY2011	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6343992	shares
CY2013	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	9850	shares
CY2012	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	10286	shares
CY2011	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	18449	shares
CY2013	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	5571279	shares
CY2012	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	5715761	shares
CY2011	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	6362441	shares
CY2013	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.66
CY2012	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.88
CY2011	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.50
CY2013	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.66
CY2012	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.87
CY2013	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	-309000	USD
CY2012	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	-100000	USD
CY2011	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.49
CY2013	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2014Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	5577283	shares
CY2012	us-gaap	Interest Paid InterestPaid	2069000	USD
CY2011	us-gaap	Interest Paid InterestPaid	2395000	USD
CY2013	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	3750000	USD
CY2012	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	3000000	USD
CY2012	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	7735000	USD
CY2011	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	10550000	USD
CY2013	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	6942000	USD
CY2012	us-gaap	Income Tax Reconciliation Nondeductible Expense Depletion IncomeTaxReconciliationNondeductibleExpenseDepletion	-2048000	USD
CY2011	us-gaap	Income Tax Reconciliation Nondeductible Expense Depletion IncomeTaxReconciliationNondeductibleExpenseDepletion	-2366000	USD
CY2013	us-gaap	Income Tax Reconciliation Nondeductible Expense Depletion IncomeTaxReconciliationNondeductibleExpenseDepletion	-1965000	USD
CY2012	us-gaap	Income Tax Reconciliation Deductions Qualified Production Activities IncomeTaxReconciliationDeductionsQualifiedProductionActivities	335000	USD
CY2011	us-gaap	Income Tax Reconciliation Deductions Qualified Production Activities IncomeTaxReconciliationDeductionsQualifiedProductionActivities	308000	USD
CY2013	us-gaap	Income Tax Reconciliation Deductions Qualified Production Activities IncomeTaxReconciliationDeductionsQualifiedProductionActivities	299000	USD
CY2012	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	331000	USD
CY2013	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-size:10.0pt;font-family:Times New Roman;"> <dl> <dd style="FONT-FAMILY: times;"><font size="2"><br /></font></dd> <dt style="FONT-FAMILY: times; MARGIN-BOTTOM: -11pt;"><font size="2">(c)</font></dt> <dd style="FONT-FAMILY: times;"><font size="2">Use of Estimates<br /> <br /></font></dd> <dt style="FONT-FAMILY: times; MARGIN-BOTTOM: -11pt;"><br /></dt> <dd style="FONT-FAMILY: times;"><font size="2">The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America ("US GAAP") requires management to make estimates and judgments that affect the amounts reported in the financial statements and accompanying notes. Actual results could differ from those estimates and judgments.<br /></font></dd></dl> </div>
CY2012Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	21667000	USD
CY2013Q4	us-gaap	Long Term Debt LongTermDebt	21667000	USD
CY2012Q4	us-gaap	Long Term Debt LongTermDebt	26667000	USD
CY2013Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	5000000	USD
CY2012Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	5000000	USD
CY2013Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	16667000	USD
CY2013Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-1498000	USD
CY2013Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	5000000	USD
CY2013Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	16667000	USD
CY2011	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	234000	USD
CY2013	uslm	Other Comprehensive Income Loss Reclassification To Interest Expense Before Tax OtherComprehensiveIncomeLossReclassificationToInterestExpenseBeforeTax	1141000	USD
CY2012	uslm	Other Comprehensive Income Loss Reclassification To Interest Expense Before Tax OtherComprehensiveIncomeLossReclassificationToInterestExpenseBeforeTax	1320000	USD
CY2011	uslm	Other Comprehensive Income Loss Reclassification To Interest Expense Before Tax OtherComprehensiveIncomeLossReclassificationToInterestExpenseBeforeTax	1587000	USD
CY2013	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	510000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	348000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	4000	USD
CY2013	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	-46000	USD
CY2012	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	-463000	USD
CY2011	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	-1341000	USD
CY2012	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	17032000	USD
CY2011	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	22194000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax	-1674000	USD
CY2013Q4	us-gaap	Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax	-977000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	718000	USD
CY2013Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	521000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-2392000	USD
CY2011	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent	157000	USD
CY2013	us-gaap	Interest Paid InterestPaid	1746000	USD
CY2011	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	4529000	USD
CY2013	us-gaap	Shipping And Handling Revenue ShippingAndHandlingRevenue	25536000	USD
CY2012	us-gaap	Shipping And Handling Revenue ShippingAndHandlingRevenue	26675000	USD
CY2011	us-gaap	Shipping And Handling Revenue ShippingAndHandlingRevenue	26470000	USD
CY2012Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	525000	USD
CY2013Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	238000	USD
CY2013	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-69000	USD
CY2012	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-105000	USD
CY2013	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	356000	USD
CY2012	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	9000	USD
CY2013Q4	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	6203000	USD
CY2012Q4	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	6718000	USD
CY2013Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	2284000	USD
CY2012Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	2328000	USD
CY2013Q4	uslm	Inventory Raw Materials And Finished Goods Net Of Reserves InventoryRawMaterialsAndFinishedGoodsNetOfReserves	8487000	USD
CY2012Q4	uslm	Inventory Raw Materials And Finished Goods Net Of Reserves InventoryRawMaterialsAndFinishedGoodsNetOfReserves	9046000	USD
CY2013Q4	us-gaap	Other Inventory Net Of Reserves OtherInventoryNetOfReserves	5201000	USD
CY2012Q4	us-gaap	Other Inventory Net Of Reserves OtherInventoryNetOfReserves	5081000	USD
CY2013Q4	us-gaap	Inventory Net InventoryNet	13688000	USD
CY2012Q4	us-gaap	Inventory Net InventoryNet	14127000	USD
CY2012Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	1453000	USD
CY2013Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	2901000	USD
CY2013Q2	dei	Entity Public Float EntityPublicFloat	104149162	USD
CY2012	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	3547000	USD
CY2011	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	4398000	USD
CY2012	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	2131000	USD
CY2011	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	3560000	USD
CY2012Q4	uslm	Deferred Tax Liabilities Lime And Limestone Property Plant And Equipment DeferredTaxLiabilitiesLimeAndLimestonePropertyPlantAndEquipment	19306000	USD
CY2013Q4	uslm	Deferred Tax Liabilities Natural Gas Interests Drilling Costs And Equipment DeferredTaxLiabilitiesNaturalGasInterestsDrillingCostsAndEquipment	3680000	USD
CY2013	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	3240000	USD
CY2013	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	1793000	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	344000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Derivative Instruments DeferredTaxAssetsDerivativeInstruments	956000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	635000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	769000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Net Noncurrent DeferredTaxAssetsNetNoncurrent	7357000	USD
CY2011	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	24000	USD
CY2013	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	132000	USD
CY2012	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-5000	USD
CY2011	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	58000	USD
CY2013	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	223000	USD
CY2012	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5678000	USD
CY2011	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7958000	USD
CY2013	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5033000	USD
CY2012	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350	pure
CY2013	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350	pure
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Depletion EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepletion	-0.093	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Depletion EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepletion	-0.079	pure
CY2012Q4	us-gaap	Deferred Tax Assets Net Noncurrent DeferredTaxAssetsNetNoncurrent	8626000	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	17281000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	14976000	USD
CY2013	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	2000000	USD
CY2012	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	2000000	USD
CY2011	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	1300000	USD
CY2013	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Depletion EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepletion	-0.099	pure
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Deductions Qualified Production Activities EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities	0.015	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Deductions Qualified Production Activities EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities	0.010	pure
CY2012	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.015	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.001	pure
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.000	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.002	pure
CY2012	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.257	pure
CY2011	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.264	pure
CY2013	us-gaap	Effective Income Tax Rate Reconciliation Deductions Qualified Production Activities EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities	0.015	pure
CY2013	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.007	pure
CY2013	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.011	pure
CY2013	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.254	pure
CY2012Q4	us-gaap	Deferred Tax Liabilities Gross Noncurrent DeferredTaxLiabilitiesGrossNoncurrent	23602000	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities Gross Noncurrent DeferredTaxLiabilitiesGrossNoncurrent	24638000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	344000	USD
CY2012Q4	uslm	Deferred Tax Liabilities Natural Gas Interests Drilling Costs And Equipment DeferredTaxLiabilitiesNaturalGasInterestsDrillingCostsAndEquipment	3952000	USD
CY2013Q4	uslm	Deferred Tax Liabilities Lime And Limestone Property Plant And Equipment DeferredTaxLiabilitiesLimeAndLimestonePropertyPlantAndEquipment	20614000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Alternative Minimum Tax DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax	5866000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Alternative Minimum Tax DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax	6489000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	299000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	412000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Derivative Instruments DeferredTaxAssetsDerivativeInstruments	557000	USD
CY2012Q4	uslm	Current Income Taxes Accrued Expenses CurrentIncomeTaxesAccruedExpenses	307000	USD
CY2013Q4	uslm	Current Income Taxes Accrued Expenses CurrentIncomeTaxesAccruedExpenses	0	USD
CY2012Q4	uslm	Current Income Taxes Prepaid Expenses And Other Current Assets CurrentIncomeTaxesPrepaidExpensesAndOtherCurrentAssets	0	USD
CY2012Q4	uslm	Deferred Income Taxes Prepaid Expenses And Other Current Assets DeferredIncomeTaxesPrepaidExpensesAndOtherCurrentAssets	678000	USD
CY2013Q4	uslm	Deferred Income Taxes Prepaid Expenses And Other Current Assets DeferredIncomeTaxesPrepaidExpensesAndOtherCurrentAssets	518000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	15654000	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	17799000	USD
CY2013	us-gaap	Cost Of Goods Sold Depreciation Depletion And Amortization CostOfGoodsSoldDepreciationDepletionAndAmortization	14291000	USD
CY2013	us-gaap	Gross Profit GrossProfit	30800000	USD
CY2013	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	8921000	USD
CY2013	us-gaap	Defined Benefit Plan Target Plan Asset Allocations DefinedBenefitPlanTargetPlanAssetAllocations	1.000	pure
CY2012	us-gaap	Defined Benefit Plan Target Plan Asset Allocations DefinedBenefitPlanTargetPlanAssetAllocations	1.000	pure
CY2012	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	161000	USD
CY2011	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	147000	USD
CY2013	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	156000	USD
CY2013	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Maximum Number Of Shares Per Employee ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfSharesPerEmployee	100000	shares
CY2013Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	87202	shares
CY2012	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	1082000	USD
CY2011	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	848000	USD
CY2013	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	934000	USD
CY2013	uslm	Operating Leases Term Low End Of Range OperatingLeasesTermLowEndOfRange	P1Y
CY2013	uslm	Operating Leases Term High End Of Range OperatingLeasesTermHighEndOfRange	P5Y
CY2012	us-gaap	Sales Revenue Net SalesRevenueNet	138525000	USD
CY2012	us-gaap	Cost Of Goods Sold Depreciation Depletion And Amortization CostOfGoodsSoldDepreciationDepletionAndAmortization	14850000	USD
CY2012	us-gaap	Gross Profit GrossProfit	33438000	USD
CY2013Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	1659000	USD
CY2013Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	1370000	USD
CY2013Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	957000	USD
CY2013Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	333000	USD
CY2013	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	2	segment
CY2013	us-gaap	Sales Revenue Net SalesRevenueNet	133765000	USD
CY2012	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	8292000	USD
CY2011	us-gaap	Sales Revenue Net SalesRevenueNet	142582000	USD
CY2011	us-gaap	Cost Of Goods Sold Depreciation Depletion And Amortization CostOfGoodsSoldDepreciationDepletionAndAmortization	13597000	USD
CY2011	us-gaap	Gross Profit GrossProfit	41349000	USD
CY2013	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	102965000	USD
CY2011	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	9413000	USD
CY2013Q4	us-gaap	Assets Assets	187526000	USD
CY2012Q4	us-gaap	Assets Assets	174246000	USD
CY2011Q4	us-gaap	Assets Assets	203073000	USD
CY2013	uslm	Oil And Gas Properties Area Of Land OilAndGasPropertiesAreaOfLand	3800	acre
CY2013	uslm	Oil And Gas Properties Area Of Land Under Lease OilAndGasPropertiesAreaOfLandUnderLease	538	acre
CY2013	us-gaap	Oil And Gas Revenue OilAndGasRevenue	5762000	USD
CY2012	us-gaap	Oil And Gas Revenue OilAndGasRevenue	7121000	USD
CY2011	us-gaap	Oil And Gas Revenue OilAndGasRevenue	12878000	USD
CY2013	us-gaap	Results Of Operations Production Or Lifting Costs ResultsOfOperationsProductionOrLiftingCosts	1920000	USD
CY2012	us-gaap	Results Of Operations Production Or Lifting Costs ResultsOfOperationsProductionOrLiftingCosts	1891000	USD
CY2012Q4	us-gaap	Liabilities Liabilities	53891000	USD
CY2012Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2013Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2012Q4	us-gaap	Preferred Stock Value PreferredStockValue		USD
CY2013Q4	us-gaap	Preferred Stock Value PreferredStockValue		USD
CY2011	us-gaap	Results Of Operations Production Or Lifting Costs ResultsOfOperationsProductionOrLiftingCosts	2269000	USD
CY2013	us-gaap	Results Of Operations Depreciation Depletion And Amortization And Valuation Provisions ResultsOfOperationsDepreciationDepletionAndAmortizationAndValuationProvisions	955000	USD
CY2012	us-gaap	Results Of Operations Depreciation Depletion And Amortization And Valuation Provisions ResultsOfOperationsDepreciationDepletionAndAmortizationAndValuationProvisions	1291000	USD
CY2011	us-gaap	Results Of Operations Depreciation Depletion And Amortization And Valuation Provisions ResultsOfOperationsDepreciationDepletionAndAmortizationAndValuationProvisions	1402000	USD
CY2013	us-gaap	Results Of Operations Income Before Income Taxes ResultsOfOperationsIncomeBeforeIncomeTaxes	2887000	USD
CY2012	us-gaap	Results Of Operations Income Before Income Taxes ResultsOfOperationsIncomeBeforeIncomeTaxes	3939000	USD
CY2011	us-gaap	Results Of Operations Income Before Income Taxes ResultsOfOperationsIncomeBeforeIncomeTaxes	9207000	USD
CY2013	us-gaap	Results Of Operations Income Tax Expense ResultsOfOperationsIncomeTaxExpense	736000	USD
CY2012	us-gaap	Results Of Operations Income Tax Expense ResultsOfOperationsIncomeTaxExpense	1044000	USD
CY2011	us-gaap	Results Of Operations Income Tax Expense ResultsOfOperationsIncomeTaxExpense	2664000	USD
CY2013	us-gaap	Results Of Operations Oil And Gas Producing Activities Net Income Excluding Corporate Overhead And Interest Costs ResultsOfOperationsOilAndGasProducingActivitiesNetIncomeExcludingCorporateOverheadAndInterestCosts	2151000	USD
CY2012	us-gaap	Results Of Operations Oil And Gas Producing Activities Net Income Excluding Corporate Overhead And Interest Costs ResultsOfOperationsOilAndGasProducingActivitiesNetIncomeExcludingCorporateOverheadAndInterestCosts	2895000	USD
CY2011	us-gaap	Results Of Operations Oil And Gas Producing Activities Net Income Excluding Corporate Overhead And Interest Costs ResultsOfOperationsOilAndGasProducingActivitiesNetIncomeExcludingCorporateOverheadAndInterestCosts	6543000	USD
CY2013	us-gaap	Sales And Transfers Of Oil And Gas Produced Net Of Production Costs SalesAndTransfersOfOilAndGasProducedNetOfProductionCosts	4046000	USD
CY2012	us-gaap	Sales And Transfers Of Oil And Gas Produced Net Of Production Costs SalesAndTransfersOfOilAndGasProducedNetOfProductionCosts	5230000	USD
CY2011	us-gaap	Sales And Transfers Of Oil And Gas Produced Net Of Production Costs SalesAndTransfersOfOilAndGasProducedNetOfProductionCosts	7805000	USD
CY2013	us-gaap	Revisions Of Previous Quantity Estimates RevisionsOfPreviousQuantityEstimates	430000	USD
CY2012Q4	us-gaap	Oil And Gas Property Successful Effort Method Net OilAndGasPropertySuccessfulEffortMethodNet	11007000	USD
CY2013Q4	us-gaap	Common Stock Value CommonStockValue	650000	USD
CY2012Q4	us-gaap	Common Stock Value CommonStockValue	648000	USD
CY2013Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	19319000	USD
CY2012Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	18353000	USD
CY2013Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	168133000	USD
CY2011Q4	us-gaap	Oil And Gas Property Successful Effort Method Accumulated Depreciation Depletion And Amortization OilAndGasPropertySuccessfulEffortMethodAccumulatedDepreciationDepletionAndAmortization	5997000	USD
CY2013Q4	us-gaap	Oil And Gas Property Successful Effort Method Net OilAndGasPropertySuccessfulEffortMethodNet	10103000	USD
CY2011	us-gaap	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves10 Percent Annual Discount For Estimated Timing Of Cash Flows DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves10PercentAnnualDiscountForEstimatedTimingOfCashFlows	33207000	USD
CY2011	us-gaap	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Standardized Measure DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesStandardizedMeasure	29948000	USD
CY2013	us-gaap	Net Increase Decrease In Sales And Transfer Prices And Production Costs NetIncreaseDecreaseInSalesAndTransferPricesAndProductionCosts	4227000	USD
CY2012	us-gaap	Net Increase Decrease In Sales And Transfer Prices And Production Costs NetIncreaseDecreaseInSalesAndTransferPricesAndProductionCosts	-7067000	USD
CY2011	us-gaap	Net Increase Decrease In Sales And Transfer Prices And Production Costs NetIncreaseDecreaseInSalesAndTransferPricesAndProductionCosts	2403000	USD
CY2013	us-gaap	Costs Incurred Development Costs CostsIncurredDevelopmentCosts	58000	USD
CY2012	us-gaap	Costs Incurred Development Costs CostsIncurredDevelopmentCosts	81000	USD
CY2011	us-gaap	Costs Incurred Development Costs CostsIncurredDevelopmentCosts	927000	USD
CY2011	us-gaap	Costs Incurred Asset Retirement Obligation Incurred CostsIncurredAssetRetirementObligationIncurred	3000	USD
CY2013Q4	us-gaap	Proved Oil And Gas Property Successful Effort Method ProvedOilAndGasPropertySuccessfulEffortMethod	18359000	USD
CY2012Q4	us-gaap	Proved Oil And Gas Property Successful Effort Method ProvedOilAndGasPropertySuccessfulEffortMethod	18301000	USD
CY2011Q4	us-gaap	Proved Oil And Gas Property Successful Effort Method ProvedOilAndGasPropertySuccessfulEffortMethod	18220000	USD
CY2013Q4	us-gaap	Oil And Gas Property Successful Effort Method Accumulated Depreciation Depletion And Amortization OilAndGasPropertySuccessfulEffortMethodAccumulatedDepreciationDepletionAndAmortization	8256000	USD
CY2012Q4	us-gaap	Oil And Gas Property Successful Effort Method Accumulated Depreciation Depletion And Amortization OilAndGasPropertySuccessfulEffortMethodAccumulatedDepreciationDepletionAndAmortization	7294000	USD
CY2011Q4	us-gaap	Oil And Gas Property Successful Effort Method Net OilAndGasPropertySuccessfulEffortMethodNet	12223000	USD
CY2013	us-gaap	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Cash Inflows DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesFutureCashInflows	61873000	USD
CY2013	uslm	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Production And Development Costs DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesFutureProductionAndDevelopmentCosts	24276000	USD
CY2013	uslm	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Cash Inflows Net DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesFutureCashInflowsNet	37597000	USD
CY2013	us-gaap	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Income Tax Expense1 DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesFutureIncomeTaxExpense1	-10286000	USD
CY2013	us-gaap	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Net Cash Flows DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesFutureNetCashFlows	27311000	USD
CY2013	us-gaap	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves10 Percent Annual Discount For Estimated Timing Of Cash Flows DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves10PercentAnnualDiscountForEstimatedTimingOfCashFlows	13733000	USD
CY2013	us-gaap	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Standardized Measure DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesStandardizedMeasure	13578000	USD
CY2012	us-gaap	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Cash Inflows DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesFutureCashInflows	57882000	USD
CY2012	uslm	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Production And Development Costs DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesFutureProductionAndDevelopmentCosts	23905000	USD
CY2012	uslm	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Cash Inflows Net DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesFutureCashInflowsNet	33977000	USD
CY2012	us-gaap	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Income Tax Expense1 DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesFutureIncomeTaxExpense1	-9193000	USD
CY2012	us-gaap	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Net Cash Flows DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesFutureNetCashFlows	24784000	USD
CY2012	us-gaap	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves10 Percent Annual Discount For Estimated Timing Of Cash Flows DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves10PercentAnnualDiscountForEstimatedTimingOfCashFlows	12020000	USD
CY2012	us-gaap	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Standardized Measure DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesStandardizedMeasure	12764000	USD
CY2011	us-gaap	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Cash Inflows DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesFutureCashInflows	120920000	USD
CY2011	uslm	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Production And Development Costs DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesFutureProductionAndDevelopmentCosts	32138000	USD
CY2011	uslm	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Cash Inflows Net DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesFutureCashInflowsNet	88782000	USD
CY2011	us-gaap	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Income Tax Expense1 DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesFutureIncomeTaxExpense1	-25627000	USD
CY2011	us-gaap	Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Net Cash Flows DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesFutureNetCashFlows	63155000	USD
CY2012	us-gaap	Revisions Of Previous Quantity Estimates RevisionsOfPreviousQuantityEstimates	-5863000	USD
CY2011	us-gaap	Revisions Of Previous Quantity Estimates RevisionsOfPreviousQuantityEstimates	4086000	USD
CY2013	us-gaap	Previously Estimated Development Costs Incurred During Period PreviouslyEstimatedDevelopmentCostsIncurredDuringPeriod	-56000	USD
CY2012	us-gaap	Previously Estimated Development Costs Incurred During Period PreviouslyEstimatedDevelopmentCostsIncurredDuringPeriod	-116000	USD
CY2011	us-gaap	Previously Estimated Development Costs Incurred During Period PreviouslyEstimatedDevelopmentCostsIncurredDuringPeriod	-925000	USD
CY2013	us-gaap	Increase Decrease In Future Income Tax Expense Estimates On Future Cash Flows Related To Proved Oil And Gas Reserves IncreaseDecreaseInFutureIncomeTaxExpenseEstimatesOnFutureCashFlowsRelatedToProvedOilAndGasReserves	-380000	USD
CY2012	us-gaap	Increase Decrease In Future Income Tax Expense Estimates On Future Cash Flows Related To Proved Oil And Gas Reserves IncreaseDecreaseInFutureIncomeTaxExpenseEstimatesOnFutureCashFlowsRelatedToProvedOilAndGasReserves	7419000	USD
CY2011	us-gaap	Increase Decrease In Future Income Tax Expense Estimates On Future Cash Flows Related To Proved Oil And Gas Reserves IncreaseDecreaseInFutureIncomeTaxExpenseEstimatesOnFutureCashFlowsRelatedToProvedOilAndGasReserves	-1609000	USD
CY2013	us-gaap	Accretion Of Discount AccretionOfDiscount	1486000	USD
CY2012	us-gaap	Accretion Of Discount AccretionOfDiscount	1603000	USD
CY2011	us-gaap	Accretion Of Discount AccretionOfDiscount	3211000	USD
CY2013	us-gaap	Standardized Measure Of Discounted Future Net Cash Flow Of Proved Oil And Gas Reserves Other StandardizedMeasureOfDiscountedFutureNetCashFlowOfProvedOilAndGasReservesOther	-959000	USD
CY2012	us-gaap	Standardized Measure Of Discounted Future Net Cash Flow Of Proved Oil And Gas Reserves Other StandardizedMeasureOfDiscountedFutureNetCashFlowOfProvedOilAndGasReservesOther	-8162000	USD
CY2011	us-gaap	Standardized Measure Of Discounted Future Net Cash Flow Of Proved Oil And Gas Reserves Other StandardizedMeasureOfDiscountedFutureNetCashFlowOfProvedOilAndGasReservesOther	2281000	USD
CY2012Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	153333000	USD
CY2013Q4	us-gaap	Treasury Stock Value TreasuryStockValue	49799000	USD
CY2012Q4	us-gaap	Treasury Stock Value TreasuryStockValue	49587000	USD
CY2013Q4	us-gaap	Stockholders Equity StockholdersEquity	136805000	USD
CY2012Q4	us-gaap	Stockholders Equity StockholdersEquity	120355000	USD
CY2013Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	187526000	USD
CY2012Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	174246000	USD
CY2013Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	5.00
CY2012Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	5.00
CY2013Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	500000	shares
CY2012Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	500000	shares
CY2013Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2012Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2013Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2012Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2013Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.10
CY2012Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.10
CY2013Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	15000000	shares
CY2012Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	15000000	shares
CY2013Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	6499403	shares
CY2012Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	6477716	shares
CY2013Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	924271	shares
CY2012Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	919708	shares
CY2013	us-gaap	Revenue Mineral Sales RevenueMineralSales	128003000	USD
CY2012Q2	us-gaap	Revenue Mineral Sales RevenueMineralSales	34729000	USD
CY2012Q3	us-gaap	Revenue Mineral Sales RevenueMineralSales	32558000	USD
CY2013Q3	uslm	Gross Profit Lime And Limestone Operations GrossProfitLimeAndLimestoneOperations	8409000	USD
CY2013Q4	uslm	Gross Profit Lime And Limestone Operations GrossProfitLimeAndLimestoneOperations	5474000	USD
CY2012Q1	uslm	Gross Profit Natural Gas Interests GrossProfitNaturalGasInterests	1252000	USD
CY2012Q2	uslm	Gross Profit Natural Gas Interests GrossProfitNaturalGasInterests	1029000	USD
CY2012Q3	uslm	Gross Profit Natural Gas Interests GrossProfitNaturalGasInterests	787000	USD
CY2012	us-gaap	Interest Expense InterestExpense	2163000	USD
CY2011	us-gaap	Interest Expense InterestExpense	2495000	USD
CY2013	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	34000	USD
CY2010Q4	us-gaap	Standardized Measure Of Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves	26456000	USD
CY2011Q4	us-gaap	Standardized Measure Of Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves	29948000	USD
CY2012Q4	us-gaap	Standardized Measure Of Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves	12764000	USD
CY2013Q4	us-gaap	Standardized Measure Of Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves	13578000	USD
CY2013Q1	us-gaap	Revenue Mineral Sales RevenueMineralSales	30155000	USD
CY2013Q2	us-gaap	Revenue Mineral Sales RevenueMineralSales	33684000	USD
CY2013Q3	us-gaap	Revenue Mineral Sales RevenueMineralSales	35498000	USD
CY2013Q4	us-gaap	Revenue Mineral Sales RevenueMineralSales	28666000	USD
CY2012Q1	us-gaap	Revenue Mineral Sales RevenueMineralSales	33905000	USD
CY2012Q4	us-gaap	Revenue Mineral Sales RevenueMineralSales	30212000	USD
CY2013Q1	us-gaap	Oil And Gas Revenue OilAndGasRevenue	1430000	USD
CY2013Q2	us-gaap	Oil And Gas Revenue OilAndGasRevenue	1488000	USD
CY2013Q3	us-gaap	Oil And Gas Revenue OilAndGasRevenue	1401000	USD
CY2013Q4	us-gaap	Oil And Gas Revenue OilAndGasRevenue	1443000	USD
CY2012Q1	us-gaap	Oil And Gas Revenue OilAndGasRevenue	2123000	USD
CY2012Q2	us-gaap	Oil And Gas Revenue OilAndGasRevenue	1769000	USD
CY2012Q3	us-gaap	Oil And Gas Revenue OilAndGasRevenue	1558000	USD
CY2012Q4	us-gaap	Oil And Gas Revenue OilAndGasRevenue	1671000	USD
CY2013Q1	us-gaap	Sales Revenue Net SalesRevenueNet	31585000	USD
CY2013Q2	us-gaap	Sales Revenue Net SalesRevenueNet	35172000	USD
CY2013Q3	us-gaap	Sales Revenue Net SalesRevenueNet	36899000	USD
CY2013Q4	us-gaap	Sales Revenue Net SalesRevenueNet	30109000	USD
CY2012Q1	us-gaap	Sales Revenue Net SalesRevenueNet	36028000	USD
CY2012Q2	us-gaap	Sales Revenue Net SalesRevenueNet	36498000	USD
CY2012Q3	us-gaap	Sales Revenue Net SalesRevenueNet	34116000	USD
CY2012Q4	us-gaap	Sales Revenue Net SalesRevenueNet	31883000	USD
CY2012Q1	uslm	Gross Profit Lime And Limestone Operations GrossProfitLimeAndLimestoneOperations	7951000	USD
CY2012Q2	uslm	Gross Profit Lime And Limestone Operations GrossProfitLimeAndLimestoneOperations	7324000	USD
CY2012Q3	uslm	Gross Profit Lime And Limestone Operations GrossProfitLimeAndLimestoneOperations	6972000	USD
CY2012Q4	uslm	Gross Profit Lime And Limestone Operations GrossProfitLimeAndLimestoneOperations	7252000	USD
CY2013Q1	uslm	Gross Profit Lime And Limestone Operations GrossProfitLimeAndLimestoneOperations	5667000	USD
CY2013Q2	uslm	Gross Profit Lime And Limestone Operations GrossProfitLimeAndLimestoneOperations	8363000	USD
CY2012Q4	uslm	Gross Profit Natural Gas Interests GrossProfitNaturalGasInterests	871000	USD
CY2013Q1	uslm	Gross Profit Natural Gas Interests GrossProfitNaturalGasInterests	624000	USD
CY2013Q2	uslm	Gross Profit Natural Gas Interests GrossProfitNaturalGasInterests	601000	USD
CY2013Q3	uslm	Gross Profit Natural Gas Interests GrossProfitNaturalGasInterests	701000	USD
CY2013Q4	uslm	Gross Profit Natural Gas Interests GrossProfitNaturalGasInterests	961000	USD
CY2012Q1	us-gaap	Gross Profit GrossProfit	9203000	USD
CY2012Q2	us-gaap	Gross Profit GrossProfit	8353000	USD
CY2012Q3	us-gaap	Gross Profit GrossProfit	7759000	USD
CY2012Q4	us-gaap	Gross Profit GrossProfit	8123000	USD
CY2013Q1	us-gaap	Gross Profit GrossProfit	6291000	USD
CY2013Q2	us-gaap	Gross Profit GrossProfit	8964000	USD
CY2013Q3	us-gaap	Gross Profit GrossProfit	9110000	USD
CY2013Q4	us-gaap	Gross Profit GrossProfit	6435000	USD
CY2012Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	4624000	USD
CY2012Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	4060000	USD
CY2012	us-gaap	Revenue Mineral Sales RevenueMineralSales	131404000	USD
CY2011	us-gaap	Revenue Mineral Sales RevenueMineralSales	129704000	USD
CY2013Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	919000	USD
CY2012Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	831000	USD
CY2013	us-gaap	Costs Of Metals Sold CostsOfMetalsSold	86754000	USD
CY2012Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	3947000	USD
CY2012Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	3792000	USD
CY2013Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2757000	USD
CY2013Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	4626000	USD
CY2013Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	4789000	USD
CY2013Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2629000	USD
CY2012Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.75
CY2012Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.73
CY2012Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.71
CY2012Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.68
CY2013Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.50
CY2013Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.83
CY2013Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.86
CY2013Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.47
CY2012Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.75
CY2012Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.73
CY2012Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.71
CY2012Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.68
CY2013Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.50
CY2013Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.83
CY2013Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.86
CY2013Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.47
CY2013Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	49475000	USD
CY2012Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	29787000	USD
CY2013Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	14097000	USD
CY2012Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	14552000	USD
CY2013Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	1584000	USD
CY2012Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	1493000	USD
CY2013Q4	us-gaap	Assets Current AssetsCurrent	78844000	USD
CY2012Q4	us-gaap	Assets Current AssetsCurrent	59959000	USD
CY2013Q4	us-gaap	Mineral Properties Gross MineralPropertiesGross	18272000	USD
CY2012Q4	us-gaap	Mineral Properties Gross MineralPropertiesGross	18085000	USD
CY2013Q4	uslm	Buildings And Building And Leasehold Improvements BuildingsAndBuildingAndLeaseholdImprovements	4052000	USD
CY2012Q4	uslm	Buildings And Building And Leasehold Improvements BuildingsAndBuildingAndLeaseholdImprovements	3845000	USD
CY2013Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	206303000	USD
CY2012Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	199994000	USD
CY2013Q4	uslm	Automotive Equipment AutomotiveEquipment	1809000	USD
CY2012Q4	uslm	Automotive Equipment AutomotiveEquipment	1619000	USD
CY2013Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	249714000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	242675000	USD
CY2013Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	141227000	USD
CY2012Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	128633000	USD
CY2013Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	108487000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	114042000	USD
CY2013Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	195000	USD
CY2012Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	245000	USD
CY2013Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	5812000	USD
CY2012Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	4171000	USD
CY2013Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	3536000	USD
CY2012Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	4169000	USD
CY2013Q4	us-gaap	Liabilities Current LiabilitiesCurrent	14348000	USD
CY2012Q4	us-gaap	Liabilities Current LiabilitiesCurrent	13340000	USD
CY2013Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	1907000	USD
CY2012	us-gaap	Costs Of Metals Sold CostsOfMetalsSold	88346000	USD
CY2011	us-gaap	Costs Of Metals Sold CostsOfMetalsSold	85367000	USD
CY2013	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent	697000	USD
CY2012	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	105087000	USD
CY2011	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	101233000	USD
CY2013	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	9149000	USD
CY2012	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	9193000	USD
CY2011	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	8846000	USD
CY2013	us-gaap	Operating Income Loss OperatingIncomeLoss	21651000	USD
CY2012	us-gaap	Operating Income Loss OperatingIncomeLoss	24245000	USD
CY2011	us-gaap	Operating Income Loss OperatingIncomeLoss	32503000	USD
CY2013	us-gaap	Interest Expense InterestExpense	1852000	USD
CY2012	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	22101000	USD
CY2011	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	30144000	USD
CY2013	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	894000	USD
CY2013	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-197000	USD
CY2012	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent	545000	USD
CY2012	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-1043000	USD
CY2012	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	19000	USD
CY2011	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	136000	USD
CY2013	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-1818000	USD
CY2012	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-2144000	USD
CY2011	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-2359000	USD
CY2013	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	19833000	USD
CY2012	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-64000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	609000	USD
CY2011	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	149000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	8000	USD
CY2013	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent	398000	USD
CY2012	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent	312000	USD
CY2011	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent	89000	USD
CY2013	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	112000	USD
CY2012	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	36000	USD
CY2011	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	-85000	USD
CY2013	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	14498000	USD
CY2012	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	15044000	USD
CY2011	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	13781000	USD
CY2013	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	46000	USD
CY2012	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	46000	USD
CY2011	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	45000	USD
CY2013	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	1793000	USD
CY2012	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	2131000	USD
CY2011	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	3654000	USD
CY2013	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-86000	USD
CY2012	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-145000	USD
CY2011	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-96000	USD
CY2013	us-gaap	Share Based Compensation ShareBasedCompensation	934000	USD
CY2012	us-gaap	Share Based Compensation ShareBasedCompensation	1082000	USD
CY2011	us-gaap	Share Based Compensation ShareBasedCompensation	848000	USD
CY2013	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-455000	USD
CY2011	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	1756000	USD
CY2013	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-439000	USD
CY2012	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	3363000	USD
CY2011	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	164000	USD
CY2013	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	249000	USD
CY2012	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-392000	USD
CY2011	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-18000	USD
CY2013	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-4000	USD
CY2012	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-4000	USD
CY2011	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-5000	USD
CY2013	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	637000	USD
CY2012	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-1086000	USD
CY2011	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-294000	USD
CY2013	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	89000	USD
CY2012	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-174000	USD
CY2011	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	88000	USD
CY2013	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	33532000	USD
CY2012	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	31687000	USD
CY2011	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	38507000	USD
CY2013	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	34000	USD
CY2012	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	75000	USD
CY2013	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	212000	USD
CY2012	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	40847000	USD
CY2013	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	8921000	USD
CY2012	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	8292000	USD
CY2011	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	9413000	USD
CY2013	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	255000	USD
CY2012	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	42000	USD
CY2011	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	128000	USD
CY2013	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-8666000	USD
CY2013	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	212000	USD
CY2013	us-gaap	Depreciation And Amortization DepreciationAndAmortization	207000	USD
CY2012	us-gaap	Depreciation And Amortization DepreciationAndAmortization	194000	USD
CY2011	us-gaap	Depreciation And Amortization DepreciationAndAmortization	184000	USD
CY2011Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	429000	USD
CY2012	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-8250000	USD
CY2012	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	40847000	USD
CY2011	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	8323000	USD
CY2013	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-5178000	USD
CY2012	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-47022000	USD
CY2013	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	0	USD
CY2012	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	0	USD
CY2012	us-gaap	Stock Issued During Period Value Stock Options Exercised Net Of Tax Benefit Expense StockIssuedDuringPeriodValueStockOptionsExercisedNetOfTaxBenefitExpense	75000	USD
CY2013	us-gaap	Stock Issued During Period Value Stock Options Exercised Net Of Tax Benefit Expense StockIssuedDuringPeriodValueStockOptionsExercisedNetOfTaxBenefitExpense	34000	USD
CY2013	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2011	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-9285000	USD
CY2013	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	5000000	USD
CY2012	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	6250000	USD
CY2011	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	3750000	USD
CY2011	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-12073000	USD
CY2013	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	19688000	USD
CY2012	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	-23585000	USD
CY2011	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	17149000	USD
CY2013	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	53372000	USD
CY2010Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	36223000	USD
CY2010Q4	us-gaap	Stockholders Equity StockholdersEquity	128294000	USD
CY2011Q4	us-gaap	Stockholders Equity StockholdersEquity	143013000	USD
CY2011	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	848000	USD
CY2012	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	1082000	USD
CY2013	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	934000	USD
CY2011	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	8323000	USD
CY2013Q4	uslm	Operating Leases Future Minimum Payments Due After Year Four OperatingLeasesFutureMinimumPaymentsDueAfterYearFour	0	USD

Files In Submission

Name	View Source	Status
0001047469-14-001954-index-headers.html	Edgar Link	pending
0001047469-14-001954-index.html	Edgar Link	pending
0001047469-14-001954.txt	Edgar Link	pending
0001047469-14-001954-xbrl.zip	Edgar Link	pending
a2218769z10-k.htm	Edgar Link	pending
a2218769zex-21_1.htm	Edgar Link	pending
a2218769zex-23_1.htm	Edgar Link	pending
a2218769zex-23_2.htm	Edgar Link	pending
a2218769zex-31_1.htm	Edgar Link	pending
a2218769zex-31_2.htm	Edgar Link	pending
a2218769zex-32_1.htm	Edgar Link	pending
a2218769zex-32_2.htm	Edgar Link	pending
a2218769zex-95_1.htm	Edgar Link	pending
a2218769zex-99_1.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xls	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
g202201.jpg	Edgar Link	pending
g377377.jpg	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
R15.htm	Edgar Link	pending
R16.htm	Edgar Link	pending
R17.htm	Edgar Link	pending
R18.htm	Edgar Link	pending
R19.htm	Edgar Link	pending
R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
R22.htm	Edgar Link	pending
R23.htm	Edgar Link	pending
R24.htm	Edgar Link	pending
R25.htm	Edgar Link	pending
R26.htm	Edgar Link	pending
R27.htm	Edgar Link	pending
R28.htm	Edgar Link	pending
R29.htm	Edgar Link	pending
R3.htm	Edgar Link	pending
R30.htm	Edgar Link	pending
R31.htm	Edgar Link	pending
R32.htm	Edgar Link	pending
R33.htm	Edgar Link	pending
R34.htm	Edgar Link	pending
R35.htm	Edgar Link	pending
R36.htm	Edgar Link	pending
R37.htm	Edgar Link	pending
R38.htm	Edgar Link	pending
R39.htm	Edgar Link	pending
R4.htm	Edgar Link	pending
R40.htm	Edgar Link	pending
R41.htm	Edgar Link	pending
R42.htm	Edgar Link	pending
R43.htm	Edgar Link	pending
R44.htm	Edgar Link	pending
R45.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending
uslm-20131231.xml	Edgar Link	completed
uslm-20131231.xsd	Edgar Link	pending
uslm-20131231_cal.xml	Edgar Link	unprocessable
uslm-20131231_def.xml	Edgar Link	unprocessable
uslm-20131231_lab.xml	Edgar Link	unprocessable
uslm-20131231_pre.xml	Edgar Link	unprocessable

Create your account

Find Stocks Worth Researching

Deeply Understand Businesses

Value Businesses Intelligently

$USLM
UNITED STATES LIME & MINERALS INC Stock $uslm

2013 Q4 Form 10-K Financial Statement

#000104746914001954 Filed on March 07, 2014

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$USLM UNITED STATES LIME & MINERALS INC Stock $uslm

2013 Q4 Form 10-K Financial Statement

#000104746914001954 Filed on March 07, 2014

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$USLM
UNITED STATES LIME & MINERALS INC Stock $uslm