Agreement expiration date.

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- Definition

Agreements renewal period.

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No definition available.

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- Definition

Closing fee per acre.

+ References

No definition available.

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- Definition

Tonnage fees.

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No definition available.

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- Definition

Tonnage fees incurred.

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No definition available.

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- Definition

Tonnage fees per ton.

+ References

No definition available.

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- Definition

Cost associated with reimbursable income. This occurs when a services entity incurs expenses on behalf of the client and passes through the cost of reimbursable expenses to a client.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2)
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- Definition

The carrying amount of the liability as of the balance sheet date to an individual under a deferred compensation arrangement. This amount may be the result of periodic accruals made over the period of active employment, or reflect termination benefits resulting contractual terms or a death benefit.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 710
-SubTopic 10
-Section 30
-Paragraph 1
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- Definition

The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (c)
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717

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- Definition

The carrying amounts of cash and cash equivalent items which are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against short-term borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. For a classified balance sheet represents the current portion only (the noncurrent portion has a separate concept); there is a separate and distinct element for unclassified presentations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.1)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Commitments and Contingencies - Additional Information (Detail)		3 Months Ended		12 Months Ended
	Aug. 31, 2010 $ / a	Mar. 31, 2017 USD ($) $ / t	Mar. 31, 2016 USD ($)	Jul. 31, 2016 USD ($)	Dec. 31, 2016 USD ($)
Loss Contingencies [Line Items]
Expenses related to operating leases and rental agreements		$ 1,975,000	$ 1,805,000
Restricted cash		972,000			$ 971,000
Consulting Agreement
Loss Contingencies [Line Items]
Closing fee per acre \| $ / a	1
Reimbursed out-of-pocket and other expenses		$ 0	3,000
Tonnage fees per ton \| $ / t		0.50
Tonnage fees incurred		$ 117,000	$ 45,000
Consulting Agreement \| Minimum
Loss Contingencies [Line Items]
Tonnage fees				$ 200,000
Employment Agreements
Loss Contingencies [Line Items]
Agreements renewal period		1 year
Commitments under employment agreement		$ 1,250,000
Agreement expiration date		2017-05
Performance Bond \| Jackson County, Wisconsin
Loss Contingencies [Line Items]
Bond, carrying value		$ 4,400,000
Performance Bond \| Monroe County, Wisconsin
Loss Contingencies [Line Items]
Bond, carrying value		900,000
Performance Bond \| Pipeline Common Carrier [Member]
Loss Contingencies [Line Items]
Bond, carrying value		1,943,000
Restricted cash		972,000			$ 971,000
Permit bond
Loss Contingencies [Line Items]
Bond, carrying value		$ 1,350,000