$NRP
NATURAL RESOURCE PARTNERS LP Stock $nrp

$nrp Overview Financials Valuation SEC Filings Company Website

2018 Q4 Form 10-Q Financial Statement

#000117148618000041 Filed on November 09, 2018

Income Statement

Concept	2018 Q4	2018 Q3	2018 Q2
Revenue	$63.94M	$58.21M	$69.45M
YoY Change	-1.53%	-0.34%	19.71%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin	$46.01M	$9.973M	$11.40M
YoY Change	-165.16%	-74.1%	-68.42%
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$6.325M	$4.888M	$5.376M
YoY Change	-28.13%	-41.15%	-34.16%
% of Gross Profit
Operating Expenses	$67.69M	$14.86M	$16.76M
YoY Change	-191.11%	-68.22%	-62.37%
Operating Profit	$52.09M	$43.35M	$52.86M
YoY Change	8.84%	0.68%	11.24%
Interest Expense	-$70.18M	$17.49M	$17.73M
YoY Change	277.3%	-12.67%	-12.67%
% of Operating Profit	-134.72%	40.36%	33.55%
Other Income/Expense, Net		$17.49M	$17.73M
YoY Change			-26.11%
Pretax Income	$122.4M	$25.85M	$35.10M
YoY Change	409.83%	-2.44%	35.52%
Income Tax
% Of Pretax Income
Net Earnings	$49.06M	$28.90M	$37.24M
YoY Change	59.76%	10.87%	43.29%
Net Earnings / Revenue	76.73%	49.65%	53.62%
Basic Earnings Per Share
Diluted Earnings Per Share	$6.896M	$1.323M	$1.738M
COMMON SHARES
Basic Shares Outstanding	12.25M shares	12.25M shares	12.25M shares
Diluted Shares Outstanding

Balance Sheet

Concept	2018 Q4	2018 Q3	2018 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$101.8M	$63.39M	$53.00M
YoY Change	241.74%	-47.7%	29.9%
Cash & Equivalents	$101.8M	$63.39M	$52.98M
Short-Term Investments
Other Short-Term Assets	$108.6M	$5.653M	$5.400M
YoY Change	1497.74%	-33.49%	28.57%
Inventory		$9.572M	$8.048M
Prepaid Expenses
Receivables	$32.06M	$55.73M	$59.18M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$242.5M	$134.4M	$125.9M
YoY Change	165.38%	-27.94%	17.52%
LONG-TERM ASSETS
Property, Plant & Equipment	$984.0K	$48.15M	$47.92M
YoY Change	-27.0%	1.19%	-1.85%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$247.1M	$242.9M	$245.5M
YoY Change	0.66%	-1.01%	-1.36%
Other Assets	$3.475M	$6.188M	$6.184M
YoY Change	-28.59%	-20.06%	-32.58%
Total Long-Term Assets	$1.099B	$1.278B	$1.286B
YoY Change	-15.31%	-2.41%	-2.74%
TOTAL ASSETS
Total Short-Term Assets	$242.5M	$134.4M	$125.9M
Total Long-Term Assets	$1.099B	$1.278B	$1.286B
Total Assets	$1.342B	$1.412B	$1.412B
YoY Change	-3.42%	-5.59%	-1.23%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$2.414M	$7.467M	$7.801M
YoY Change	139.01%	28.48%	48.39%
Accrued Expenses	$12.35M	$14.01M	$12.85M
YoY Change	6.97%	-51.13%	-65.47%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$115.2M	$75.20M	$75.19M
YoY Change	44.45%	-56.82%	-56.76%
Total Short-Term Liabilities	$148.7M	$104.2M	$114.6M
YoY Change	23.39%	-50.31%	-47.27%
LONG-TERM LIABILITIES
Long-Term Debt	$557.6M	$716.5M	$723.1M
YoY Change	-23.58%	-6.02%	3.27%
Other Long-Term Liabilities	$1.150M	$1.958M	$2.385M
YoY Change	95.58%	-28.2%	-11.63%
Total Long-Term Liabilities	$558.7M	$718.5M	$725.5M
YoY Change	-23.48%	-6.1%	3.21%
TOTAL LIABILITIES
Total Short-Term Liabilities	$148.7M	$104.2M	$114.6M
Total Long-Term Liabilities	$558.7M	$718.5M	$725.5M
Total Liabilities	$756.5M	$863.6M	$879.5M
YoY Change	-20.69%	-20.13%	-14.71%
SHAREHOLDERS EQUITY
Retained Earnings
YoY Change
Common Stock
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$588.1M	$551.3M	$557.1M
YoY Change
Total Liabilities & Shareholders Equity	$1.342B	$1.412B	$1.412B
YoY Change	-3.42%	-5.59%	-1.23%

Cashflow Statement

Concept	2018 Q4	2018 Q3	2018 Q2
OPERATING ACTIVITIES
Net Income	$49.06M	$28.90M	$37.24M
YoY Change	59.76%	10.87%	43.29%
Depreciation, Depletion And Amortization	$6.325M	$4.888M	$5.376M
YoY Change	-28.13%	-41.15%	-34.16%
Cash From Operating Activities	$81.38M	$33.45M	$54.30M
YoY Change	75.76%	30.15%	55.59%
INVESTING ACTIVITIES
Capital Expenditures	$0.00
YoY Change	-100.0%
Acquisitions
YoY Change
Other Investing Activities	$194.4M	-$2.014M	-$1.600M
YoY Change	21504.67%	-150.35%	-129.09%
Cash From Investing Activities	$194.4M	-$2.014M	-$1.600M
YoY Change	-194542.0%	-174.59%	-155.17%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-133.2M	-20.97M	-20.90M
YoY Change	-3.22%	-140.41%	-80.98%
NET CHANGE
Cash From Operating Activities	81.38M	33.45M	54.30M
Cash From Investing Activities	194.4M	-2.014M	-1.600M
Cash From Financing Activities	-133.2M	-20.97M	-20.90M
Net Change In Cash	142.6M	10.46M	31.80M
YoY Change	-256.06%	-86.97%	-144.11%
FREE CASH FLOW
Cash From Operating Activities	$81.38M	$33.45M	$54.30M
Capital Expenditures	$0.00
Free Cash Flow	$81.38M
YoY Change	71.68%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	nrp	Income Lossfrom Continuing Operationsand Income Attributableto Preferred Unitholders Including Portion Attributableto Noncontrolling Interest Allocatedto General Partner IncomeLossfromContinuingOperationsandIncomeAttributabletoPreferredUnitholdersIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoGeneralPartner	1361000	USD
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
	dei	Document Period End Date DocumentPeriodEndDate	2018-09-30
	dei	Document Type DocumentType	10-Q
	dei	Entity Central Index Key EntityCentralIndexKey	0001171486
CY2018Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	12245920	shares
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
	dei	Entity Registrant Name EntityRegistrantName	NATURAL RESOURCE PARTNERS LP
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Trading Symbol TradingSymbol	NRP
CY2018Q3	nrp	Accounts Receivable Net Including Related Party Receivables AccountsReceivableNetIncludingRelatedPartyReceivables	55756000	USD
	nrp	Net Income Loss Allocatedto Common Unitholders Discontinued Operations NetIncomeLossAllocatedtoCommonUnitholdersDiscontinuedOperations	-71000	USD
CY2018Q1	nrp	Accounts Receivable Net Including Related Party Receivables AccountsReceivableNetIncludingRelatedPartyReceivables	52062000	USD
CY2017Q3	nrp	Amortizationof Intangible Assets Related Parties AmortizationofIntangibleAssetsRelatedParties	0	USD
	nrp	Amortizationof Intangible Assets Related Parties AmortizationofIntangibleAssetsRelatedParties	1008000	USD
CY2018Q3	nrp	Amortizationof Intangible Assets Related Parties AmortizationofIntangibleAssetsRelatedParties	0	USD
	nrp	Amortizationof Intangible Assets Related Parties AmortizationofIntangibleAssetsRelatedParties	0	USD
CY2016Q4	nrp	Cashand Cash Equivalentsat Carrying Value Continuingand Discontinued Operations CashandCashEquivalentsatCarryingValueContinuingandDiscontinuedOperations	40371000	USD
CY2017Q3	nrp	Cashand Cash Equivalentsat Carrying Value Continuingand Discontinued Operations CashandCashEquivalentsatCarryingValueContinuingandDiscontinuedOperations	121244000	USD
CY2017Q4	nrp	Cashand Cash Equivalentsat Carrying Value Continuingand Discontinued Operations CashandCashEquivalentsatCarryingValueContinuingandDiscontinuedOperations	29827000	USD
CY2018Q3	nrp	Cashand Cash Equivalentsat Carrying Value Continuingand Discontinued Operations CashandCashEquivalentsatCarryingValueContinuingandDiscontinuedOperations	63387000	USD
CY2017Q4	nrp	Contracts Receivable Related Party Fair Value Disclosure ContractsReceivableRelatedPartyFairValueDisclosure	43826000	USD
CY2018Q3	nrp	Contracts Receivable Related Party Fair Value Disclosure ContractsReceivableRelatedPartyFairValueDisclosure	41228000	USD
	nrp	Deferred Revenue Contractual Minimum Payments DeferredRevenueContractualMinimumPayments	3837000	USD
CY2018Q3	nrp	Deferred Revenue Leases Amortization DeferredRevenueLeasesAmortization	483000	USD
	nrp	Deferred Revenue Leases Amortization DeferredRevenueLeasesAmortization	1427000	USD
CY2017Q3	nrp	Depletion And Amortization Expense On Coal And Other Mineral Rights DepletionAndAmortizationExpenseOnCoalAndOtherMineralRights	5000000	USD
	nrp	Depletion And Amortization Expense On Coal And Other Mineral Rights DepletionAndAmortizationExpenseOnCoalAndOtherMineralRights	16700000	USD
CY2018Q3	nrp	Depletion And Amortization Expense On Coal And Other Mineral Rights DepletionAndAmortizationExpenseOnCoalAndOtherMineralRights	4600000	USD
	nrp	Depletion And Amortization Expense On Coal And Other Mineral Rights DepletionAndAmortizationExpenseOnCoalAndOtherMineralRights	14500000	USD
	nrp	Weighted Average Number Diluted Limited Partnership Units Outstanding Adjustment Effectof Preferred Units WeightedAverageNumberDilutedLimitedPartnershipUnitsOutstandingAdjustmentEffectofPreferredUnits	8909000	shares
CY2017Q3	nrp	Depreciation Depletionand Amortization Including Related Parties DepreciationDepletionandAmortizationIncludingRelatedParties	8306000	USD
	nrp	Depreciation Depletionand Amortization Including Related Parties DepreciationDepletionandAmortizationIncludingRelatedParties	27203000	USD
CY2018Q3	nrp	Depreciation Depletionand Amortization Including Related Parties DepreciationDepletionandAmortizationIncludingRelatedParties	8221000	USD
	nrp	Depreciation Depletionand Amortization Including Related Parties DepreciationDepletionandAmortizationIncludingRelatedParties	24741000	USD
CY2017Q3	nrp	Diluted Income Lossfrom Continuing Operations Attributableto Parent DilutedIncomeLossfromContinuingOperationsAttributabletoParent	25969000	USD
	nrp	Diluted Income Lossfrom Continuing Operations Attributableto Parent DilutedIncomeLossfromContinuingOperationsAttributabletoParent	57298000	USD
CY2018Q3	nrp	Diluted Income Lossfrom Continuing Operations Attributableto Parent DilutedIncomeLossfromContinuingOperationsAttributabletoParent	28346000	USD
	nrp	Diluted Income Lossfrom Continuing Operations Attributableto Parent DilutedIncomeLossfromContinuingOperationsAttributabletoParent	88740000	USD
CY2017Q3	nrp	Diluted Income Lossfrom Continuing Operations Netof Tax Including Portion Attributableto Noncontrolling Interest DilutedIncomeLossfromContinuingOperationsNetofTaxIncludingPortionAttributabletoNoncontrollingInterest	26499000	USD
	nrp	Diluted Income Lossfrom Continuing Operations Netof Tax Including Portion Attributableto Noncontrolling Interest DilutedIncomeLossfromContinuingOperationsNetofTaxIncludingPortionAttributabletoNoncontrollingInterest	58467000	USD
CY2018Q3	nrp	Diluted Income Lossfrom Continuing Operations Netof Tax Including Portion Attributableto Noncontrolling Interest DilutedIncomeLossfromContinuingOperationsNetofTaxIncludingPortionAttributabletoNoncontrollingInterest	28924000	USD
	nrp	Diluted Income Lossfrom Continuing Operations Netof Tax Including Portion Attributableto Noncontrolling Interest DilutedIncomeLossfromContinuingOperationsNetofTaxIncludingPortionAttributabletoNoncontrollingInterest	90551000	USD
CY2017Q3	nrp	Generaland Administrative Expenseincludingaffiliates GeneralandAdministrativeExpenseincludingaffiliates	3855000	USD
	nrp	Generaland Administrative Expenseincludingaffiliates GeneralandAdministrativeExpenseincludingaffiliates	13940000	USD
CY2018Q3	nrp	Generaland Administrative Expenseincludingaffiliates GeneralandAdministrativeExpenseincludingaffiliates	3183000	USD
	nrp	Generaland Administrative Expenseincludingaffiliates GeneralandAdministrativeExpenseincludingaffiliates	10782000	USD
CY2017Q3	nrp	Income Loss Attributableto Parentand Other Incomefrom Warrant Liability Fair Value Adjustments Allocatedto General Partner IncomeLossAttributabletoParentandOtherIncomefromWarrantLiabilityFairValueAdjustmentsAllocatedtoGeneralPartner	-521000	USD
	nrp	Income Loss Attributableto Parentand Other Incomefrom Warrant Liability Fair Value Adjustments Allocatedto General Partner IncomeLossAttributabletoParentandOtherIncomefromWarrantLiabilityFairValueAdjustmentsAllocatedtoGeneralPartner	1159000	USD
CY2018Q3	nrp	Income Loss Attributableto Parentand Other Incomefrom Warrant Liability Fair Value Adjustments Allocatedto General Partner IncomeLossAttributabletoParentandOtherIncomefromWarrantLiabilityFairValueAdjustmentsAllocatedtoGeneralPartner	578000	USD
	nrp	Income Loss Attributableto Parentand Other Incomefrom Warrant Liability Fair Value Adjustments Allocatedto General Partner IncomeLossAttributabletoParentandOtherIncomefromWarrantLiabilityFairValueAdjustmentsAllocatedtoGeneralPartner	1810000	USD
CY2017Q3	nrp	Income Lossfrom Continuing Operations Including Portion Attributableto Noncontrolling Interest Allocatedto Limited Partners IncomeLossfromContinuingOperationsIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoLimitedPartners	18470000	USD
	nrp	Income Lossfrom Continuing Operations Including Portion Attributableto Noncontrolling Interest Allocatedto Limited Partners IncomeLossfromContinuingOperationsIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoLimitedPartners	39963000	USD
CY2018Q3	nrp	Income Lossfrom Continuing Operations Including Portion Attributableto Noncontrolling Interest Allocatedto Limited Partners IncomeLossfromContinuingOperationsIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoLimitedPartners	20996000	USD
	nrp	Income Lossfrom Continuing Operations Including Portion Attributableto Noncontrolling Interest Allocatedto Limited Partners IncomeLossfromContinuingOperationsIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoLimitedPartners	66690000	USD
CY2017Q3	nrp	Income Lossfrom Continuing Operations Including Portion Attributableto Noncontrolling Interest Allocatedto Preferred Unit Holders IncomeLossfromContinuingOperationsIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoPreferredUnitHolders	7650000	USD
	nrp	Income Lossfrom Continuing Operations Including Portion Attributableto Noncontrolling Interest Allocatedto Preferred Unit Holders IncomeLossfromContinuingOperationsIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoPreferredUnitHolders	17688000	USD
CY2018Q3	nrp	Income Lossfrom Continuing Operations Including Portion Attributableto Noncontrolling Interest Allocatedto Preferred Unit Holders IncomeLossfromContinuingOperationsIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoPreferredUnitHolders	7500000	USD
	nrp	Income Lossfrom Continuing Operations Including Portion Attributableto Noncontrolling Interest Allocatedto Preferred Unit Holders IncomeLossfromContinuingOperationsIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoPreferredUnitHolders	22500000	USD
CY2017Q3	nrp	Income Lossfrom Continuing Operationsand Income Attributableto Preferred Unitholders Including Portion Attributableto Noncontrolling Interest Allocatedto General Partner IncomeLossfromContinuingOperationsandIncomeAttributabletoPreferredUnitholdersIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoGeneralPartner	379000	USD
	us-gaap	Cash Provided By Used In Financing Activities Discontinued Operations CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations	401000	USD
	us-gaap	Cash Provided By Used In Financing Activities Discontinued Operations CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations	469000	USD
	nrp	Income Lossfrom Continuing Operationsand Income Attributableto Preferred Unitholders Including Portion Attributableto Noncontrolling Interest Allocatedto General Partner IncomeLossfromContinuingOperationsandIncomeAttributabletoPreferredUnitholdersIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoGeneralPartner	816000	USD
CY2018Q3	nrp	Income Lossfrom Continuing Operationsand Income Attributableto Preferred Unitholders Including Portion Attributableto Noncontrolling Interest Allocatedto General Partner IncomeLossfromContinuingOperationsandIncomeAttributabletoPreferredUnitholdersIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoGeneralPartner	428000	USD
	us-gaap	Cash Provided By Used In Investing Activities Discontinued Operations CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations	206000	USD
	us-gaap	Cash Provided By Used In Investing Activities Discontinued Operations CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations	0	USD
CY2017Q3	nrp	Income Lossfrom Continuing Operationsand Income Attributableto Preferred Unitholders Including Portion Attributableto Noncontrolling Interest Allocatedto General Partnerand Limited Partners IncomeLossfromContinuingOperationsandIncomeAttributabletoPreferredUnitholdersIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoGeneralPartnerandLimitedPartners	18849000	USD
	nrp	Income Lossfrom Continuing Operationsand Income Attributableto Preferred Unitholders Including Portion Attributableto Noncontrolling Interest Allocatedto General Partnerand Limited Partners IncomeLossfromContinuingOperationsandIncomeAttributabletoPreferredUnitholdersIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoGeneralPartnerandLimitedPartners	40779000	USD
CY2018Q3	nrp	Income Lossfrom Continuing Operationsand Income Attributableto Preferred Unitholders Including Portion Attributableto Noncontrolling Interest Allocatedto General Partnerand Limited Partners IncomeLossfromContinuingOperationsandIncomeAttributabletoPreferredUnitholdersIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoGeneralPartnerandLimitedPartners	21424000	USD
	nrp	Income Lossfrom Continuing Operationsand Income Attributableto Preferred Unitholders Including Portion Attributableto Noncontrolling Interest Allocatedto General Partnerand Limited Partners IncomeLossfromContinuingOperationsandIncomeAttributabletoPreferredUnitholdersIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoGeneralPartnerandLimitedPartners	68051000	USD
CY2017Q3	nrp	Income Lossfrom Continuing Operationsand Other Incomefrom Warrant Liability Fair Value Adjustments Including Portion Attributableto Noncontrolling Interest Allocatedto General Partner IncomeLossfromContinuingOperationsandOtherIncomefromWarrantLiabilityFairValueAdjustmentsIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoGeneralPartner	530000	USD
	nrp	Income Lossfrom Continuing Operationsand Other Incomefrom Warrant Liability Fair Value Adjustments Including Portion Attributableto Noncontrolling Interest Allocatedto General Partner IncomeLossfromContinuingOperationsandOtherIncomefromWarrantLiabilityFairValueAdjustmentsIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoGeneralPartner	1169000	USD
CY2018Q3	nrp	Income Lossfrom Continuing Operationsand Other Incomefrom Warrant Liability Fair Value Adjustments Including Portion Attributableto Noncontrolling Interest Allocatedto General Partner IncomeLossfromContinuingOperationsandOtherIncomefromWarrantLiabilityFairValueAdjustmentsIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoGeneralPartner	578000	USD
	nrp	Income Lossfrom Continuing Operationsand Other Incomefrom Warrant Liability Fair Value Adjustments Including Portion Attributableto Noncontrolling Interest Allocatedto General Partner IncomeLossfromContinuingOperationsandOtherIncomefromWarrantLiabilityFairValueAdjustmentsIncludingPortionAttributabletoNoncontrollingInterestAllocatedtoGeneralPartner	1811000	USD
	nrp	Increase Decrease In Deferred Revenue Affiliates IncreaseDecreaseInDeferredRevenueAffiliates	-10166000	USD
	nrp	Increase Decrease In Deferred Revenue Affiliates IncreaseDecreaseInDeferredRevenueAffiliates	0	USD
CY2017Q4	nrp	Long Term Debt And Debt Affiliate Noncurrent LongTermDebtAndDebtAffiliateNoncurrent	729608000	USD
CY2018Q3	nrp	Long Term Debt And Debt Affiliate Noncurrent LongTermDebtAndDebtAffiliateNoncurrent	716514000	USD
CY2017Q3	nrp	Net Income Loss Allocatedto Common Unitholders Discontinued Operations NetIncomeLossAllocatedtoCommonUnitholdersDiscontinuedOperations	-424000	USD
	nrp	Net Income Loss Allocatedto Common Unitholders Discontinued Operations NetIncomeLossAllocatedtoCommonUnitholdersDiscontinuedOperations	-497000	USD
CY2018Q3	nrp	Net Income Loss Allocatedto Common Unitholders Discontinued Operations NetIncomeLossAllocatedtoCommonUnitholdersDiscontinuedOperations	-24000	USD
CY2017Q3	nrp	Net Income Loss Allocatedto General Partnersand Limited Partners Diluted NetIncomeLossAllocatedtoGeneralPartnersandLimitedPartnersDiluted	26066000	USD
	nrp	Net Income Loss Allocatedto General Partnersand Limited Partners Diluted NetIncomeLossAllocatedtoGeneralPartnersandLimitedPartnersDiluted	57960000	USD
CY2018Q3	nrp	Net Income Loss Allocatedto General Partnersand Limited Partners Diluted NetIncomeLossAllocatedtoGeneralPartnersandLimitedPartnersDiluted	28900000	USD
	nrp	Net Income Loss Allocatedto General Partnersand Limited Partners Diluted NetIncomeLossAllocatedtoGeneralPartnersandLimitedPartnersDiluted	90479000	USD
CY2017Q3	nrp	Net Income Loss Availableto Common Stockholders Discontinued Operations Diluted NetIncomeLossAvailabletoCommonStockholdersDiscontinuedOperationsDiluted	-424000	USD
	nrp	Net Income Loss Availableto Common Stockholders Discontinued Operations Diluted NetIncomeLossAvailabletoCommonStockholdersDiscontinuedOperationsDiluted	-497000	USD
CY2018Q3	nrp	Net Income Loss Availableto Common Stockholders Discontinued Operations Diluted NetIncomeLossAvailabletoCommonStockholdersDiscontinuedOperationsDiluted	-24000	USD
	nrp	Net Income Loss Availableto Common Stockholders Discontinued Operations Diluted NetIncomeLossAvailabletoCommonStockholdersDiscontinuedOperationsDiluted	-71000	USD
CY2017Q3	nrp	Net Income Lossfrom Discontinued Operations Allocatedto General Partner NetIncomeLossfromDiscontinuedOperationsAllocatedtoGeneralPartner	9000	USD
	nrp	Net Income Lossfrom Discontinued Operations Allocatedto General Partner NetIncomeLossfromDiscontinuedOperationsAllocatedtoGeneralPartner	10000	USD
CY2018Q3	nrp	Net Income Lossfrom Discontinued Operations Allocatedto General Partner NetIncomeLossfromDiscontinuedOperationsAllocatedtoGeneralPartner	0	USD
	nrp	Net Income Lossfrom Discontinued Operations Allocatedto General Partner NetIncomeLossfromDiscontinuedOperationsAllocatedtoGeneralPartner	1000	USD
CY2017Q3	nrp	Operating Costsand Expenses Including Affiliates OperatingCostsandExpensesIncludingAffiliates	34595000	USD
	nrp	Operating Costsand Expenses Including Affiliates OperatingCostsandExpensesIncludingAffiliates	100017000	USD
CY2018Q3	nrp	Operating Costsand Expenses Including Affiliates OperatingCostsandExpensesIncludingAffiliates	37548000	USD
	nrp	Operating Costsand Expenses Including Affiliates OperatingCostsandExpensesIncludingAffiliates	112347000	USD
CY2017Q4	nrp	Other Assets Related Parties Noncurrent OtherAssetsRelatedPartiesNoncurrent	156000	USD
CY2018Q3	nrp	Other Assets Related Parties Noncurrent OtherAssetsRelatedPartiesNoncurrent	0	USD
	nrp	Other Comprehensive Income Loss Netof Tax Portion Attributableto Parent Excluding General Partner Distributions OtherComprehensiveIncomeLossNetofTaxPortionAttributabletoParentExcludingGeneralPartnerDistributions	-760000	USD
	nrp	Other Operating Activities Cash Flow Statement Affiliates OtherOperatingActivitiesCashFlowStatementAffiliates	974000	USD
	nrp	Other Operating Activities Cash Flow Statement Affiliates OtherOperatingActivitiesCashFlowStatementAffiliates	190000	USD
	nrp	Partners Capital Account Unitbased Compensation Amortization PartnersCapitalAccountUnitbasedCompensationAmortization	472000	USD
	nrp	Proceeds From Collection Of Lease Receivables Affiliates ProceedsFromCollectionOfLeaseReceivablesAffiliates	804000	USD
	nrp	Proceeds From Collection Of Lease Receivables Affiliates ProceedsFromCollectionOfLeaseReceivablesAffiliates	0	USD
CY2018Q3	nrp	Production Leases Minimum Lease Revenue ProductionLeasesMinimumLeaseRevenue	497000	USD
	nrp	Production Leases Minimum Lease Revenue ProductionLeasesMinimumLeaseRevenue	846000	USD
CY2018Q3	nrp	Production Leases Recoupment Recognized ProductionLeasesRecoupmentRecognized	3166000	USD
	nrp	Production Leases Recoupment Recognized ProductionLeasesRecoupmentRecognized	8554000	USD
CY2017Q3	nrp	Revenue Net Including Gain Losson Dispositionof Assets RevenueNetIncludingGainLossonDispositionofAssets	93287000	USD
	nrp	Revenue Net Including Gain Losson Dispositionof Assets RevenueNetIncludingGainLossonDispositionofAssets	276915000	USD
	nrp	Sharebased Compensation Arrangementby Sharebased Payment Award Equity Instruments Otherthan Options Grantsin Period Fair Value SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsGrantsinPeriodFairValue	2200000	USD
	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	-607000	USD
	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	-469000	USD
CY2018Q1	nrp	Revenue Net Including Gain Losson Dispositionof Assets RevenueNetIncludingGainLossonDispositionofAssets	87290000	USD
CY2018Q2	nrp	Revenue Net Including Gain Losson Dispositionof Assets RevenueNetIncludingGainLossonDispositionofAssets	110070000	USD
	nrp	Revenue Net Including Gain Losson Dispositionof Assets RevenueNetIncludingGainLossonDispositionofAssets	197360000	USD
CY2018Q3	nrp	Revenue Net Including Gain Losson Dispositionof Assets RevenueNetIncludingGainLossonDispositionofAssets	95018000	USD
	nrp	Revenue Net Including Gain Losson Dispositionof Assets RevenueNetIncludingGainLossonDispositionofAssets	292378000	USD
CY2018Q3	nrp	Royalty Revenue Recognized RoyaltyRevenueRecognized	273000	USD
	nrp	Royalty Revenue Recognized RoyaltyRevenueRecognized	867000	USD
CY2018Q3	nrp	Unaccrued Cost Associated With Outstanding Grants And Related Distribution Equivalent Rights UnaccruedCostAssociatedWithOutstandingGrantsAndRelatedDistributionEquivalentRights	1300000	USD
CY2017Q3	nrp	Weighted Average Number Diluted Limited Partnership Units Outstanding Adjustment Effectof Preferred Units WeightedAverageNumberDilutedLimitedPartnershipUnitsOutstandingAdjustmentEffectofPreferredUnits	11523000	shares
CY2018Q3	nrp	Weighted Average Number Diluted Limited Partnership Units Outstanding Adjustment Effectof Preferred Units WeightedAverageNumberDilutedLimitedPartnershipUnitsOutstandingAdjustmentEffectofPreferredUnits	9124000	shares
	nrp	Weighted Average Number Diluted Limited Partnership Units Outstanding Adjustment Effectof Preferred Units WeightedAverageNumberDilutedLimitedPartnershipUnitsOutstandingAdjustmentEffectofPreferredUnits	9124000	shares
CY2017Q3	nrp	Weighted Average Number Diluted Limited Partnership Units Outstanding Adjustment Effectof Warrants WeightedAverageNumberDilutedLimitedPartnershipUnitsOutstandingAdjustmentEffectofWarrants	225000	shares
	nrp	Weighted Average Number Diluted Limited Partnership Units Outstanding Adjustment Effectof Warrants WeightedAverageNumberDilutedLimitedPartnershipUnitsOutstandingAdjustmentEffectofWarrants	330000	shares
CY2018Q3	nrp	Weighted Average Number Diluted Limited Partnership Units Outstanding Adjustment Effectof Warrants WeightedAverageNumberDilutedLimitedPartnershipUnitsOutstandingAdjustmentEffectofWarrants	470000	shares
	nrp	Weighted Average Number Diluted Limited Partnership Units Outstanding Adjustment Effectof Warrants WeightedAverageNumberDilutedLimitedPartnershipUnitsOutstandingAdjustmentEffectofWarrants	474000	shares
CY2017Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	6957000	USD
CY2018Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	7467000	USD
CY2017Q4	us-gaap	Accounts Payable Related Parties Current AccountsPayableRelatedPartiesCurrent	562000	USD
CY2018Q3	us-gaap	Accounts Payable Related Parties Current AccountsPayableRelatedPartiesCurrent	608000	USD
CY2017Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	47026000	USD
CY2018Q1	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	56497000	USD
CY2018Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	59178000	USD
CY2018Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	55734000	USD
CY2017Q4	us-gaap	Accounts Receivable Related Parties Current AccountsReceivableRelatedPartiesCurrent	161000	USD
CY2018Q3	us-gaap	Accounts Receivable Related Parties Current AccountsReceivableRelatedPartiesCurrent	22000	USD
CY2017Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	16890000	USD
CY2018Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	14005000	USD
CY2017Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	38806000	USD
CY2018Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	46026000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-3313000	USD
CY2018Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-4081000	USD
CY2018Q3	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	200000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	900000	USD
CY2017Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	900000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1700000	USD
CY2018Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	900000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2600000	USD
CY2017Q3	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
	us-gaap	Asset Impairment Charges AssetImpairmentCharges	1778000	USD
CY2018Q3	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
	us-gaap	Asset Impairment Charges AssetImpairmentCharges	242000	USD
CY2017Q4	us-gaap	Assets Assets	1389164000	USD
CY2018Q1	us-gaap	Assets Assets	1377958000	USD
CY2018Q2	us-gaap	Assets Assets	1411532000	USD
CY2018Q3	us-gaap	Assets Assets	1411934000	USD
CY2017Q4	us-gaap	Assets Current AssetsCurrent	91396000	USD
CY2018Q3	us-gaap	Assets Current AssetsCurrent	134368000	USD
CY2017Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation Current AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent	991000	USD
CY2018Q3	us-gaap	Assets Of Disposal Group Including Discontinued Operation Current AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent	988000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	29827000	USD
CY2018Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	63387000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	80873000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	33560000	USD
CY2017Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies	0	USD
CY2018Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies	0	USD
CY2017Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	25798000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	56547000	USD
CY2018Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	36807000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	60020000	USD
CY2018Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	29691000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	89711000	USD
CY2017Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	0	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	0	USD
CY2018Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-359000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	510000	USD
CY2017Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	25798000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	56547000	USD
CY2018Q1	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	23213000	USD
CY2018Q2	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	37676000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	60889000	USD
CY2018Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	29332000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	90221000	USD
CY2017Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	803000	USD
CY2018Q3	us-gaap	Construction In Progress Gross ConstructionInProgressGross	1250000	USD
CY2018Q3	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	4419000	USD
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	11694000	USD
CY2018Q1	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	70466000	USD
	us-gaap	Debt Conversion Converted Instrument Amount1 DebtConversionConvertedInstrumentAmount1	240638000	USD
	us-gaap	Debt Conversion Converted Instrument Amount1 DebtConversionConvertedInstrumentAmount1	0	USD
CY2017Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	827844000	USD
CY2018Q3	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	807124000	USD
CY2017Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	1661000	USD
	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	3576000	USD
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	670000	USD
CY2018Q3	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	1365000	USD
CY2017Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	16835000	USD
CY2018Q3	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	14044000	USD
CY2017Q4	us-gaap	Deferred Revenue DeferredRevenue	100605000	USD
CY2018Q3	us-gaap	Deferred Revenue DeferredRevenue	42288000	USD
CY2018Q1	us-gaap	Deferred Revenue DeferredRevenue	35014000	USD
CY2017Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	0	USD
CY2018Q1	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	1377000	USD
CY2018Q2	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	1871000	USD
CY2018Q3	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	1403000	USD
CY2017Q4	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	100605000	USD
CY2018Q1	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	37072000	USD
CY2018Q2	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	40224000	USD
CY2018Q3	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	40885000	USD
	us-gaap	Deferred Revenue Revenue Recognized1 DeferredRevenueRevenueRecognized1	11694000	USD
CY2017Q3	us-gaap	Depreciation Depreciation	2400000	USD
	us-gaap	Depreciation Depreciation	7800000	USD
CY2018Q3	us-gaap	Depreciation Depreciation	2700000	USD
	us-gaap	Depreciation Depreciation	7700000	USD
CY2017Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	8306000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	26195000	USD
CY2018Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	8221000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	24741000	USD
CY2017Q3	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	-433000	USD
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	-507000	USD
CY2018Q3	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	-24000	USD
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	-72000	USD
CY2017Q4	us-gaap	Due To Affiliate Noncurrent DueToAffiliateNoncurrent	346000	USD
CY2018Q3	us-gaap	Due To Affiliate Noncurrent DueToAffiliateNoncurrent	0	USD
CY2017Q4	us-gaap	Due To Related Parties Current DueToRelatedPartiesCurrent	515000	USD
CY2018Q3	us-gaap	Due To Related Parties Current DueToRelatedPartiesCurrent	0	USD
CY2017Q4	us-gaap	Embedded Derivative Fair Value Of Embedded Derivative Liability EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability	0	USD
CY2018Q3	us-gaap	Embedded Derivative Fair Value Of Embedded Derivative Liability EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability	0	USD
	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	31104000	USD
	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	34653000	USD
	us-gaap	Equity Method Investment Summarized Financial Information Revenue EquityMethodInvestmentSummarizedFinancialInformationRevenue	27676000	USD
	us-gaap	Equity Method Investment Summarized Financial Information Revenue EquityMethodInvestmentSummarizedFinancialInformationRevenue	34986000	USD
CY2017Q4	us-gaap	Equity Method Investments EquityMethodInvestments	245433000	USD
CY2018Q3	us-gaap	Equity Method Investments EquityMethodInvestments	242901000	USD
CY2017Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Liability Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersIntoLevel3	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Liability Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersIntoLevel3	0	USD
CY2018Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Liability Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersIntoLevel3	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Liability Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersIntoLevel3	0	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	36782000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	39338000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	86336000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	86336000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	49554000	USD
	us-gaap	Increase Decrease In Accounts Payable Related Parties IncreaseDecreaseInAccountsPayableRelatedParties	-270000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	846000	USD
	us-gaap	Increase Decrease In Accounts Payable Related Parties IncreaseDecreaseInAccountsPayableRelatedParties	46000	USD
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-508000	USD
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	7004000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	46998000	USD
CY2017Q3	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	171000	USD
CY2018Q3	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	163000	USD
	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	1033000	USD
CY2017Q3	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-4107000	USD
CY2018Q3	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2017Q3	us-gaap	Gains Losses On Restructuring Of Debt GainsLossesOnRestructuringOfDebt	0	USD
	us-gaap	Gains Losses On Restructuring Of Debt GainsLossesOnRestructuringOfDebt	-7939000	USD
CY2018Q3	us-gaap	Gains Losses On Restructuring Of Debt GainsLossesOnRestructuringOfDebt	0	USD
	us-gaap	Gains Losses On Restructuring Of Debt GainsLossesOnRestructuringOfDebt	0	USD
CY2017Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2648000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	10757000	USD
CY2018Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2249000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	8068000	USD
CY2017Q4	us-gaap	General Partners Capital Account GeneralPartnersCapitalAccount	1857000	USD
CY2018Q1	us-gaap	General Partners Capital Account GeneralPartnersCapitalAccount	3494000	USD
CY2018Q2	us-gaap	General Partners Capital Account GeneralPartnersCapitalAccount	3977000	USD
CY2018Q3	us-gaap	General Partners Capital Account GeneralPartnersCapitalAccount	4293000	USD
CY2018Q1	us-gaap	General Partners Capital Account GeneralPartnersCapitalAccount	3266000	USD
CY2017Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	26499000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	58467000	USD
CY2018Q1	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	24352000	USD
CY2018Q2	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	38144000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	62496000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	28565000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	91061000	USD
CY2017Q3	us-gaap	Income Loss From Continuing Operations Net Of Tax Per Outstanding Limited Partnership Unit Diluted IncomeLossFromContinuingOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted	1.08
	us-gaap	Income Loss From Continuing Operations Net Of Tax Per Outstanding Limited Partnership Unit Diluted IncomeLossFromContinuingOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted	2.67
CY2018Q1	us-gaap	Income Loss From Continuing Operations Net Of Tax Per Outstanding Limited Partnership Unit Diluted IncomeLossFromContinuingOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted	1.08
CY2018Q2	us-gaap	Income Loss From Continuing Operations Net Of Tax Per Outstanding Limited Partnership Unit Diluted IncomeLossFromContinuingOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted	1.71
	us-gaap	Income Loss From Continuing Operations Net Of Tax Per Outstanding Limited Partnership Unit Diluted IncomeLossFromContinuingOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted	2.83
CY2018Q3	us-gaap	Income Loss From Continuing Operations Net Of Tax Per Outstanding Limited Partnership Unit Diluted IncomeLossFromContinuingOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted	1.30
	us-gaap	Income Loss From Continuing Operations Net Of Tax Per Outstanding Limited Partnership Unit Diluted IncomeLossFromContinuingOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted	4.06
CY2017Q3	us-gaap	Income Loss From Continuing Operations Per Outstanding Limited Partnership Unit Basic Net Of Tax IncomeLossFromContinuingOperationsPerOutstandingLimitedPartnershipUnitBasicNetOfTax	1.51
	us-gaap	Income Loss From Continuing Operations Per Outstanding Limited Partnership Unit Basic Net Of Tax IncomeLossFromContinuingOperationsPerOutstandingLimitedPartnershipUnitBasicNetOfTax	3.27
CY2018Q1	us-gaap	Income Loss From Continuing Operations Per Outstanding Limited Partnership Unit Basic Net Of Tax IncomeLossFromContinuingOperationsPerOutstandingLimitedPartnershipUnitBasicNetOfTax	1.35
CY2018Q2	us-gaap	Income Loss From Continuing Operations Per Outstanding Limited Partnership Unit Basic Net Of Tax IncomeLossFromContinuingOperationsPerOutstandingLimitedPartnershipUnitBasicNetOfTax	2.38
	us-gaap	Income Loss From Continuing Operations Per Outstanding Limited Partnership Unit Basic Net Of Tax IncomeLossFromContinuingOperationsPerOutstandingLimitedPartnershipUnitBasicNetOfTax	3.73
CY2018Q3	us-gaap	Income Loss From Continuing Operations Per Outstanding Limited Partnership Unit Basic Net Of Tax IncomeLossFromContinuingOperationsPerOutstandingLimitedPartnershipUnitBasicNetOfTax	1.71
	us-gaap	Income Loss From Continuing Operations Per Outstanding Limited Partnership Unit Basic Net Of Tax IncomeLossFromContinuingOperationsPerOutstandingLimitedPartnershipUnitBasicNetOfTax	5.45
CY2017Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Outstanding Limited Partnership Unit Basic IncomeLossFromDiscontinuedOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitBasic	-0.03
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Outstanding Limited Partnership Unit Basic IncomeLossFromDiscontinuedOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitBasic	-0.04
CY2018Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Outstanding Limited Partnership Unit Basic IncomeLossFromDiscontinuedOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitBasic	0.00
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Outstanding Limited Partnership Unit Basic IncomeLossFromDiscontinuedOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitBasic	-0.01
CY2017Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Outstanding Limited Partnership Unit Diluted1 IncomeLossFromDiscontinuedOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted1	-0.02
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Outstanding Limited Partnership Unit Diluted1 IncomeLossFromDiscontinuedOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted1	-0.02
CY2018Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Outstanding Limited Partnership Unit Diluted1 IncomeLossFromDiscontinuedOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted1	0.00
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Outstanding Limited Partnership Unit Diluted1 IncomeLossFromDiscontinuedOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted1	0.00
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	730000	USD
	us-gaap	Increase Decrease In Accounts Receivable Related Parties IncreaseDecreaseInAccountsReceivableRelatedParties	-285000	USD
	us-gaap	Increase Decrease In Accounts Receivable Related Parties IncreaseDecreaseInAccountsReceivableRelatedParties	-139000	USD
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-7096000	USD
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-1984000	USD
	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	-5000	USD
	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	9200000	USD
	us-gaap	Increase Decrease In Deferred Revenue And Customer Advances And Deposits IncreaseDecreaseInDeferredRevenueAndCustomerAdvancesAndDeposits	15131000	USD
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-5322000	USD
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-9944000	USD
	us-gaap	Increase Decrease In Other Accrued Liabilities IncreaseDecreaseInOtherAccruedLiabilities	0	USD
	us-gaap	Increase Decrease In Other Accrued Liabilities IncreaseDecreaseInOtherAccruedLiabilities	-515000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	2166000	USD
CY2017Q3	us-gaap	Interest Expense InterestExpense	20032000	USD
	us-gaap	Interest Expense InterestExpense	63464000	USD
CY2018Q3	us-gaap	Interest Expense InterestExpense	17501000	USD
	us-gaap	Interest Expense InterestExpense	53205000	USD
	us-gaap	Interest Paid InterestPaid	61857000	USD
	us-gaap	Interest Paid InterestPaid	58153000	USD
CY2017Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	15484000	USD
CY2018Q3	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	5540000	USD
CY2017Q3	us-gaap	Interest Revenue Expense Net InterestRevenueExpenseNet	-20032000	USD
	us-gaap	Interest Revenue Expense Net InterestRevenueExpenseNet	-75510000	USD
CY2018Q3	us-gaap	Interest Revenue Expense Net InterestRevenueExpenseNet	-17501000	USD
	us-gaap	Interest Revenue Expense Net InterestRevenueExpenseNet	-53205000	USD
CY2017Q4	us-gaap	Inventory Net InventoryNet	7553000	USD
CY2018Q3	us-gaap	Inventory Net InventoryNet	9572000	USD
CY2017Q4	us-gaap	Land Land	25247000	USD
CY2018Q3	us-gaap	Land Land	24809000	USD
CY2017Q4	us-gaap	Liabilities Liabilities	953916000	USD
CY2018Q1	us-gaap	Liabilities Liabilities	870641000	USD
CY2018Q2	us-gaap	Liabilities Liabilities	879526000	USD
CY2018Q3	us-gaap	Liabilities Liabilities	863581000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1389164000	USD
CY2018Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1377958000	USD
CY2018Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1411532000	USD
CY2018Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1411934000	USD
CY2017Q4	us-gaap	Liabilities Current LiabilitiesCurrent	120549000	USD
CY2018Q3	us-gaap	Liabilities Current LiabilitiesCurrent	104224000	USD
CY2017Q4	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation Current LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent	401000	USD
CY2018Q3	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation Current LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent	0	USD
CY2017Q4	us-gaap	Limited Partners Capital Account LimitedPartnersCapitalAccount	199851000	USD
CY2018Q1	us-gaap	Limited Partners Capital Account LimitedPartnersCapitalAccount	280252000	USD
CY2018Q2	us-gaap	Limited Partners Capital Account LimitedPartnersCapitalAccount	304074000	USD
CY2018Q3	us-gaap	Limited Partners Capital Account LimitedPartnersCapitalAccount	319673000	USD
CY2018Q1	us-gaap	Limited Partners Capital Account LimitedPartnersCapitalAccount	268908000	USD
CY2017Q4	us-gaap	Limited Partners Capital Account Units Issued LimitedPartnersCapitalAccountUnitsIssued	12232006	shares
CY2018Q3	us-gaap	Long Term Debt LongTermDebt	791715000	USD
CY2017Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	79740000	USD
CY2018Q3	us-gaap	Long Term Debt Current LongTermDebtCurrent	75201000	USD
CY2017Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	729608000	USD
CY2018Q3	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	716514000	USD
CY2017Q4	us-gaap	Long Term Investments And Receivables Net LongTermInvestmentsAndReceivablesNet	40776000	USD
CY2018Q3	us-gaap	Long Term Investments And Receivables Net LongTermInvestmentsAndReceivablesNet	39416000	USD
CY2017Q4	us-gaap	Mineral Properties Accumulated Depletion MineralPropertiesAccumulatedDepletion	462424000	USD
CY2018Q3	us-gaap	Limited Partners Capital Account Units Issued LimitedPartnersCapitalAccountUnitsIssued	12245920	shares
CY2017Q4	us-gaap	Limited Partners Capital Account Units Outstanding LimitedPartnersCapitalAccountUnitsOutstanding	12232006	shares
CY2018Q3	us-gaap	Limited Partners Capital Account Units Outstanding LimitedPartnersCapitalAccountUnitsOutstanding	12245920	shares
CY2017Q4	us-gaap	Long Term Debt LongTermDebt	809348000	USD
CY2018Q3	us-gaap	Mineral Properties Accumulated Depletion MineralPropertiesAccumulatedDepletion	476954000	USD
CY2017Q4	us-gaap	Mineral Properties Gross MineralPropertiesGross	1346309000	USD
CY2018Q3	us-gaap	Mineral Properties Gross MineralPropertiesGross	1346060000	USD
CY2017Q4	us-gaap	Mineral Properties Net MineralPropertiesNet	883885000	USD
CY2018Q3	us-gaap	Mineral Properties Net MineralPropertiesNet	869106000	USD
	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	-401000	USD
	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	-469000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-3560000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-70174000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-3961000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-70643000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	3646000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-3814000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	3440000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-3814000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	80787000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	107548000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	81394000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	108017000	USD
CY2017Q3	us-gaap	Net Income Loss NetIncomeLoss	26066000	USD
	us-gaap	Net Income Loss NetIncomeLoss	57960000	USD
CY2018Q2	us-gaap	Net Income Loss NetIncomeLoss	37241000	USD
	us-gaap	Net Income Loss NetIncomeLoss	61579000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	28900000	USD
	us-gaap	Net Income Loss NetIncomeLoss	90479000	USD
CY2017Q3	us-gaap	Net Income Loss Allocated To General Partners NetIncomeLossAllocatedToGeneralPartners	370000	USD
	us-gaap	Net Income Loss Allocated To General Partners NetIncomeLossAllocatedToGeneralPartners	806000	USD
CY2018Q1	us-gaap	Net Income Loss Allocated To General Partners NetIncomeLossAllocatedToGeneralPartners	337000	USD
CY2018Q2	us-gaap	Net Income Loss Allocated To General Partners NetIncomeLossAllocatedToGeneralPartners	595000	USD
	us-gaap	Net Income Loss Allocated To General Partners NetIncomeLossAllocatedToGeneralPartners	932000	USD
CY2018Q3	us-gaap	Net Income Loss Allocated To General Partners NetIncomeLossAllocatedToGeneralPartners	428000	USD
	us-gaap	Net Income Loss Allocated To General Partners NetIncomeLossAllocatedToGeneralPartners	1360000	USD
CY2017Q3	us-gaap	Net Income Loss Allocated To Limited Partners NetIncomeLossAllocatedToLimitedPartners	18046000	USD
CY2018Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	42322000	USD
	us-gaap	Net Income Loss Allocated To Limited Partners NetIncomeLossAllocatedToLimitedPartners	39466000	USD
CY2018Q1	us-gaap	Net Income Loss Allocated To Limited Partners NetIncomeLossAllocatedToLimitedPartners	16501000	USD
CY2018Q2	us-gaap	Net Income Loss Allocated To Limited Partners NetIncomeLossAllocatedToLimitedPartners	29146000	USD
	us-gaap	Net Income Loss Allocated To Limited Partners NetIncomeLossAllocatedToLimitedPartners	45647000	USD
CY2018Q3	us-gaap	Net Income Loss Allocated To Limited Partners NetIncomeLossAllocatedToLimitedPartners	20972000	USD
	us-gaap	Net Income Loss Allocated To Limited Partners NetIncomeLossAllocatedToLimitedPartners	66619000	USD
CY2017Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	0	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	0	USD
CY2018Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-359000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	510000	USD
CY2017Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	18416000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	40272000	USD
CY2018Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	16838000	USD
CY2018Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	29741000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	46579000	USD
CY2018Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	21400000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	67979000	USD
CY2017Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	25545000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	56801000	USD
CY2018Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	28322000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	88669000	USD
CY2017Q3	us-gaap	Net Income Loss Net Of Tax Per Outstanding Limited Partnership Unit Diluted NetIncomeLossNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted	1.07
	us-gaap	Net Income Loss Net Of Tax Per Outstanding Limited Partnership Unit Diluted NetIncomeLossNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted	2.65
CY2018Q1	us-gaap	Net Income Loss Net Of Tax Per Outstanding Limited Partnership Unit Diluted NetIncomeLossNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted	1.08
CY2018Q2	us-gaap	Net Income Loss Net Of Tax Per Outstanding Limited Partnership Unit Diluted NetIncomeLossNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted	1.71
	us-gaap	Net Income Loss Net Of Tax Per Outstanding Limited Partnership Unit Diluted NetIncomeLossNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted	2.83
CY2018Q3	us-gaap	Net Income Loss Net Of Tax Per Outstanding Limited Partnership Unit Diluted NetIncomeLossNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted	1.30
	us-gaap	Net Income Loss Net Of Tax Per Outstanding Limited Partnership Unit Diluted NetIncomeLossNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted	4.06
CY2017Q3	us-gaap	Net Income Loss Per Outstanding Limited Partnership Unit Basic Net Of Tax NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax	1.48
	us-gaap	Net Income Loss Per Outstanding Limited Partnership Unit Basic Net Of Tax NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax	3.23
CY2018Q1	us-gaap	Net Income Loss Per Outstanding Limited Partnership Unit Basic Net Of Tax NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax	1.35
CY2018Q2	us-gaap	Net Income Loss Per Outstanding Limited Partnership Unit Basic Net Of Tax NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax	2.38
	us-gaap	Net Income Loss Per Outstanding Limited Partnership Unit Basic Net Of Tax NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax	3.73
CY2018Q3	us-gaap	Net Income Loss Per Outstanding Limited Partnership Unit Basic Net Of Tax NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax	1.71
	us-gaap	Net Income Loss Per Outstanding Limited Partnership Unit Basic Net Of Tax NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax	5.44
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	3	segment
CY2017Q3	us-gaap	Operating Costs And Expenses OperatingCostsAndExpenses	32441000	USD
	us-gaap	Operating Costs And Expenses OperatingCostsAndExpenses	93089000	USD
CY2018Q3	us-gaap	Operating Costs And Expenses OperatingCostsAndExpenses	35134000	USD
	us-gaap	Operating Costs And Expenses OperatingCostsAndExpenses	103403000	USD
CY2017Q3	us-gaap	Operating Expenses OperatingExpenses	46756000	USD
	us-gaap	Operating Expenses OperatingExpenses	142938000	USD
CY2018Q3	us-gaap	Operating Expenses OperatingExpenses	48952000	USD
	us-gaap	Operating Expenses OperatingExpenses	148112000	USD
CY2017Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	46531000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	133977000	USD
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod	P10Y
CY2018Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	55878000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	98200000	USD
CY2018Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	46066000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	144266000	USD
CY2017Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	6547000	USD
CY2018Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	6188000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-268000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1413000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	791000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-768000	USD
CY2017Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	2808000	USD
CY2018Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	1958000	USD
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	6547000	USD
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	2541000	USD
CY2017Q4	us-gaap	Partners Capital PartnersCapital	265211000	USD
CY2018Q1	us-gaap	Partners Capital PartnersCapital	346124000	USD
CY2018Q2	us-gaap	Partners Capital PartnersCapital	369995000	USD
CY2018Q3	us-gaap	Partners Capital PartnersCapital	386701000	USD
CY2018Q1	us-gaap	Partners Capital PartnersCapital	335677000	USD
	us-gaap	Partners Capital Account Unit Based Compensation PartnersCapitalAccountUnitBasedCompensation	410000	USD
CY2017Q4	us-gaap	Partners Capital Attributable To Noncontrolling Interest PartnersCapitalAttributableToNoncontrollingInterest	-3394000	USD
CY2018Q3	us-gaap	Partners Capital Attributable To Noncontrolling Interest PartnersCapitalAttributableToNoncontrollingInterest	-2935000	USD
CY2017Q4	us-gaap	Partners Capital Including Portion Attributable To Noncontrolling Interest PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest	261817000	USD
CY2018Q3	us-gaap	Partners Capital Including Portion Attributable To Noncontrolling Interest PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest	383766000	USD
	us-gaap	Payments For Proceeds From Productive Assets PaymentsForProceedsFromProductiveAssets	-1419000	USD
	us-gaap	Payments For Proceeds From Productive Assets PaymentsForProceedsFromProductiveAssets	-1149000	USD
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	40187000	USD
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	982000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	6236000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	9666000	USD
CY2017Q4	us-gaap	Preferred Units Issued PreferredUnitsIssued	258844	shares
CY2018Q3	us-gaap	Preferred Units Issued PreferredUnitsIssued	250000	shares
CY2017Q4	us-gaap	Preferred Units Outstanding PreferredUnitsOutstanding	258844	shares
CY2018Q3	us-gaap	Preferred Units Outstanding PreferredUnitsOutstanding	250000	shares
CY2017Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	5838000	USD
CY2018Q3	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	4665000	USD
	us-gaap	Proceeds From Collection Of Lease Receivables ProceedsFromCollectionOfLeaseReceivables	1807000	USD
	us-gaap	Proceeds From Collection Of Lease Receivables ProceedsFromCollectionOfLeaseReceivables	2606000	USD
	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	5646000	USD
	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	2097000	USD
	us-gaap	Proceeds From Issuance Of Convertible Preferred Stock ProceedsFromIssuanceOfConvertiblePreferredStock	242100000	USD
	us-gaap	Proceeds From Issuance Of Convertible Preferred Stock ProceedsFromIssuanceOfConvertiblePreferredStock	0	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	69000000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	35000000	USD
	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	103688000	USD
	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	0	USD
CY2017Q3	us-gaap	Profit Loss ProfitLoss	26066000	USD
	us-gaap	Profit Loss ProfitLoss	57960000	USD
CY2018Q1	us-gaap	Profit Loss ProfitLoss	24338000	USD
CY2018Q2	us-gaap	Profit Loss ProfitLoss	38110000	USD
	us-gaap	Profit Loss ProfitLoss	62448000	USD
CY2018Q3	us-gaap	Profit Loss ProfitLoss	28541000	USD
	us-gaap	Profit Loss ProfitLoss	90989000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	84173000	USD
CY2018Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	92924000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	46170000	USD
CY2018Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	48148000	USD
CY2017Q3	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	2154000	USD
	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	6928000	USD
CY2018Q3	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	2414000	USD
	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	8944000	USD
CY2017Q3	us-gaap	Related Party Transaction Selling General And Administrative Expenses From Transactions With Related Party RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty	1207000	USD
	us-gaap	Related Party Transaction Selling General And Administrative Expenses From Transactions With Related Party RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty	3183000	USD
CY2018Q3	us-gaap	Related Party Transaction Selling General And Administrative Expenses From Transactions With Related Party RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty	934000	USD
	us-gaap	Related Party Transaction Selling General And Administrative Expenses From Transactions With Related Party RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty	2714000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	356292000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	55720000	USD
CY2018Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	49371000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	152150000	USD
CY2018Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	8562000	USD
CY2018Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	13292000	USD
CY2018Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	34205000	USD
CY2018Q3	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P0Y3M
CY2018Q3	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y7M
CY2018Q3	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P9Y6M
CY2017Q3	us-gaap	Revenues Revenues	93116000	USD
	us-gaap	Revenues Revenues	273339000	USD
CY2018Q1	us-gaap	Revenues Revenues	44474000	USD
CY2018Q2	us-gaap	Revenues Revenues	47920000	USD
	us-gaap	Revenues Revenues	92394000	USD
CY2018Q3	us-gaap	Revenues Revenues	94855000	USD
	us-gaap	Revenues Revenues	291345000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	-23000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	1226000	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1	P3Y
CY2018Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	800000	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	0
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	0	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	75000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	0	shares
CY2018Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	61000	shares
CY2018Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	14000	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	29.16
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1	P2Y4M16D
CY2018Q3	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Exercisable Options Weighted Average Exercise Price1 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1	29.44
CY2017Q4	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Outstanding Options Weighted Average Exercise Price Beginning Balance1 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1	0.00
CY2018Q3	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Outstanding Options Weighted Average Exercise Price Beginning Balance1 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1	29.10
CY2017Q4	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	173431000	USD
CY2018Q3	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	164587000	USD
CY2017Q4	us-gaap	Temporary Equity Liquidation Preference Per Share TemporaryEquityLiquidationPreferencePerShare	1500
CY2018Q3	us-gaap	Temporary Equity Liquidation Preference Per Share TemporaryEquityLiquidationPreferencePerShare	1500
CY2017Q4	us-gaap	Temporary Equity Par Or Stated Value Per Share TemporaryEquityParOrStatedValuePerShare	1000
CY2018Q3	us-gaap	Temporary Equity Par Or Stated Value Per Share TemporaryEquityParOrStatedValuePerShare	1000
CY2017Q4	us-gaap	Warrants And Rights Outstanding WarrantsAndRightsOutstanding	66816000	USD
CY2018Q3	us-gaap	Warrants And Rights Outstanding WarrantsAndRightsOutstanding	66816000	USD
CY2017Q3	us-gaap	Weighted Average Limited Partnership Units Outstanding WeightedAverageLimitedPartnershipUnitsOutstanding	12232000	shares
	us-gaap	Weighted Average Limited Partnership Units Outstanding WeightedAverageLimitedPartnershipUnitsOutstanding	12232000	shares
CY2018Q3	us-gaap	Weighted Average Limited Partnership Units Outstanding WeightedAverageLimitedPartnershipUnitsOutstanding	12246000	shares
	us-gaap	Weighted Average Limited Partnership Units Outstanding WeightedAverageLimitedPartnershipUnitsOutstanding	12243000	shares
CY2017Q3	us-gaap	Weighted Average Limited Partnership Units Outstanding Diluted WeightedAverageLimitedPartnershipUnitsOutstandingDiluted	23980000	shares
	us-gaap	Weighted Average Limited Partnership Units Outstanding Diluted WeightedAverageLimitedPartnershipUnitsOutstandingDiluted	21471000	shares
CY2018Q3	us-gaap	Weighted Average Limited Partnership Units Outstanding Diluted WeightedAverageLimitedPartnershipUnitsOutstandingDiluted	21840000	shares
	us-gaap	Weighted Average Limited Partnership Units Outstanding Diluted WeightedAverageLimitedPartnershipUnitsOutstandingDiluted	21841000	shares

Files In Submission

Name	View Source	Status
0001171486-18-000041-index-headers.html	Edgar Link	pending
0001171486-18-000041-index.html	Edgar Link	pending
0001171486-18-000041.txt	Edgar Link	pending
0001171486-18-000041-xbrl.zip	Edgar Link	pending
a2018form10-q3rdquarter.htm	Edgar Link	pending
exhibit3119302018.htm	Edgar Link	pending
exhibit3129302018.htm	Edgar Link	pending
exhibit3219302018.htm	Edgar Link	pending
exhibit3229302018.htm	Edgar Link	pending
exhibit9519302018.htm	Edgar Link	pending
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NATURAL RESOURCE PARTNERS LP Stock $nrp

2018 Q4 Form 10-Q Financial Statement

#000117148618000041 Filed on November 09, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NRP NATURAL RESOURCE PARTNERS LP Stock $nrp

2018 Q4 Form 10-Q Financial Statement

#000117148618000041 Filed on November 09, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NRP
NATURAL RESOURCE PARTNERS LP Stock $nrp