Related Party Transaction, Percent Ownership In Parent

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- Definition

Service Agreement Termination Prior to Extension, Term

+ References

No definition available.

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- Definition

Services Agreements, Initial Term

+ References

No definition available.

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- Definition

Services Agreements, Renewal Term

+ References

No definition available.

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- Definition

The number of shares converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586

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- Definition

Face (par) amount of debt instrument at time of issuance.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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-Name Accounting Standards Codification
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-SubTopic 10
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- Definition

For an unclassified balance sheet, the carrying amount (net of accumulated amortization) as of the balance sheet date of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings over the life of the debt instruments to which such costs pertain.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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- Definition

The cash inflow from the additional capital contribution to the entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
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- Definition

Professional and contract service expense includes cost reimbursements for support services related to contracted projects, outsourced management, technical and staff support.

+ References

No definition available.

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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

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

+ References

No definition available.

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Related Party Transaction (Textual) (Detail) - USD ($)			9 Months Ended
Related Party Transaction (Textual) (Detail) - USD ($)	Sep. 22, 2016	Jun. 27, 2016	Sep. 30, 2016	Sep. 30, 2015	Jul. 14, 2016	Jun. 15, 2016	Jun. 14, 2016	Dec. 31, 2015	Sep. 17, 2013
Related Party Transaction [Line Items]
Deferred finance costs, net			$ 32,175,000					$ 4,907,000
Percentage ownership of Par common stock									10.00%
Travel and out of pocket expenses			50,000
Proceeds from issuance of common stock			$ 49,315,000	$ 539,000
Bridge Loan
Related Party Transaction [Line Items]
Aggregate principal amount	$ 3,100,000				$ 52,600,000
Investor
Related Party Transaction [Line Items]
Initial term of service agreements			1 year
Renewal term for service agreements			1 year
Termination period between extension date			60 days
EGI \| Affiliated Entity \| Bridge Loan
Related Party Transaction [Line Items]
Aggregate principal amount					36,800,000
Line credit maximum borrowing amount							$ 52,632,000.000
Debt instrument, interest rate							5.00%
Tranche B Term Loan \| Term Loan
Related Party Transaction [Line Items]
Deferred finance costs, net						$ 2,500,000
Repayments of debt		$ 5,000,000
Tranche B Term Loan \| Term Loan \| Investor
Related Party Transaction [Line Items]
Deferred finance costs, net						2,500,000
Tranche B Term Loan \| Term Loan \| Whitebox Advisors, LLC
Related Party Transaction [Line Items]
Deferred finance costs, net						$ 1,250,000
Repayments of debt		$ 3,300,000
5% Convertible Senior Notes due 2021 \| Convertible Debt
Related Party Transaction [Line Items]
Aggregate principal amount					$ 115,000,000
Debt instrument, interest rate		5.00%
5% Convertible Senior Notes due 2021 \| Convertible Debt \| Whitebox Advisors, LLC \| Affiliated Entity
Related Party Transaction [Line Items]
Aggregate principal amount		$ 42,500,000
Line credit maximum borrowing amount			$ 32,500,000.0
Senior Unsecured Convertible Notes due 2021 \| Convertible Debt \| Whitebox Advisors, LLC \| Affiliated Entity
Related Party Transaction [Line Items]
Line credit maximum borrowing amount			$ 100,000,000
Common Stock \| Rights Offering \| Bridge Loan
Related Party Transaction [Line Items]
Proceeds from issuance of common stock	$ 49,300,000
Conversion of stock, shares converted (in shares)	272,733