Debt Instrument Principal Amount Outstanding Threshold For Accelerated Maturity

No definition available.

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- Definition

Debt instrument Step down margin percentage.

+ References

No definition available.

+ Details

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- Definition

Line Of Credit Facility, Potential Maximum Borrowing Capacity

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Number Of Offerings

+ References

No definition available.

+ Details

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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- Definition

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

+ References

No definition available.

+ Details

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

+ Details

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Period Type:	instant

- Definition

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

+ References

+ Details

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Balance Type:	na
Period Type:	instant

- 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.

+ Details

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Period Type:	duration

- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

+ Details

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Data Type:	xbrli:dateItemType
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Period Type:	duration

- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph e
-URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823

+ Details

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Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of debt issuance costs (for example, but not limited to, legal, accounting, broker, and regulatory fees).

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Description of the credit facility's borrowing capacity including discussion of how the borrowing capacity is determined (for example, borrowing capacity based on the amount of current assets).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 19, 22
-Article 5

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Date the credit facility terminates, in CCYY-MM-DD format.

+ References

+ Details

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Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- 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

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The carrying value as of the balance sheet date of the noncurrent portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ 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 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 45
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=28361426&loc=d3e1314-112600

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 45
-Paragraph 14
-URI http://asc.fasb.org/extlink&oid=28361426&loc=d3e1336-112600

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Line-of-Credit Arrangement
-URI http://asc.fasb.org/extlink&oid=6517033

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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Long-Term Debt - Additional Information (Detail)					3 Months Ended	12 Months Ended
Long-Term Debt - Additional Information (Detail)	Jul. 01, 2014 USD ($)	Dec. 13, 2013 USD ($)	May 31, 2013 USD ($)	Nov. 16, 2012 USD ($) Offerings	Mar. 31, 2016 USD ($)	Dec. 31, 2015 USD ($) Offerings	Dec. 31, 2014 USD ($)	Oct. 31, 2015 USD ($)	Oct. 19, 2015 USD ($)	Mar. 06, 2015 USD ($)	Dec. 31, 2013 USD ($)
Debt Instrument [Line Items]
Step down					0.25%
Outstanding letters of credit						$ 5,000,000
Revolving line of credit					$ 36,000,000	20,000,000	$ 20,000,000
Senior Notes [Member]
Debt Instrument [Line Items]
Face amount				$ 1,300,000,000
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Credit facility, aggregate principal amount				$ 200,000,000		$ 264,400,000				$ 289,400,000
Aggregate principal amount of the credit agreement, description					The aggregate commitments previously available to APX thereunder from $200.0 millionto$289.4 million	The aggregate commitments previously available to APX thereunder from $200.0 million to $289.4 million
Step down						0.25%
Commitment fee					0.125%	0.50%
Debt maturity term				5 years
Potential maximum borrowing capacity				$ 225,000,000
Revolving Credit Facility [Member] \| Federal Funds Rate [Member]
Debt Instrument [Line Items]
Variable Interest rate percentage					0.50%	0.50%
Revolving Credit Facility [Member] \| LIBOR [Member]
Debt Instrument [Line Items]
Variable Interest rate percentage					1.00%	1.00%
Variable Interest rate description					One month, plus 1.00%	One month, plus 1.00%
6.375% Senior Secured Notes Due 2019 [Member]
Debt Instrument [Line Items]
Debt instrument interest rate					6.375%	6.375%	6.375%
Debt instrument maturity date					Dec. 01, 2019	Dec. 01, 2019	Dec. 01, 2019
6.375% Senior Secured Notes Due 2019 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Face amount				$ 925,000,000	$ 925,000,000
Debt instrument interest rate				6.375%	6.375%	6.375%
6.375% Senior Secured Notes Due 2019 [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument interest rate						6.375%
8.75% Senior Notes Due 2020 [Member]
Debt Instrument [Line Items]
Debt instrument interest rate					8.875%	8.75%	8.75%
Debt instrument maturity date					Dec. 01, 2020	Dec. 01, 2020	Dec. 01, 2020
Debt issuance fees	$ 100,000	$ 300,000	$ 200,000
Additional senior secured notes issued	$ 100,000,000
8.75% Senior Notes Due 2020 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Face amount		$ 250,000,000	$ 200,000,000	$ 380,000,000			$ 100,000,000				$ 250,000,000
Debt instrument interest rate			101.75%	8.75%	8.75%	8.75%	102.00%				101.50%
Number of offerings \| Offerings				2		2
Debt instrument, redemption price, percentage		101.50%	101.75%
8.75% Senior Notes Due 2020 [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument interest rate						8.75%
8.875% Senior Secured Notes Due 2022 [Member]
Debt Instrument [Line Items]
Debt instrument interest rate						8.875%
Debt instrument maturity date						Dec. 01, 2022
8.875% Senior Secured Notes Due 2022 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Face amount									$ 300,000,000
Debt instrument interest rate									8.875%
8.875% Senior Secured Notes Due 2022 [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument interest rate						8.875%
Repriced Tranche [Member] \| Revolving Credit Facility [Member] \| LIBOR [Member]
Debt Instrument [Line Items]
Variable Interest rate percentage						3.00%
Repriced Tranche [Member] \| Revolving Credit Facility [Member] \| Base Rate-based Borrowings [Member]
Debt Instrument [Line Items]
Variable Interest rate percentage						2.00%
Former Tranche [Member] \| Revolving Credit Facility [Member] \| LIBOR [Member]
Debt Instrument [Line Items]
Variable Interest rate percentage						4.00%
Former Tranche [Member] \| Revolving Credit Facility [Member] \| Base Rate-based Borrowings [Member]
Debt Instrument [Line Items]
Variable Interest rate percentage						3.00%
Series C Revolving Credit Facility Due 2017 [Member]
Debt Instrument [Line Items]
Credit facility, due date						Nov. 16, 2017
Series A, B Revolving Credit Facilities Due 2019 [Member]
Debt Instrument [Line Items]
Credit facility, due date						Mar. 31, 2019
8.875% Senior Secured Notes Due 2022 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Face amount								$ 300,000,000
Debt instrument interest rate					8.875%	8.875%		8.875%
Principal amount outstanding threshold for accelerated maturity (on September 1, 2020)					$ 190,000,000
Series A Revolving Commitments [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Credit facility, aggregate principal amount					$ 247,500,000
Credit facility, due date					Mar. 31, 2019
Series A Revolving Commitments [Member] \| Revolving Credit Facility [Member] \| Base Rate-based Borrowings [Member]
Debt Instrument [Line Items]
Variable Interest rate percentage					2.00%
Series C Revolving Commitments [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Credit facility, aggregate principal amount					$ 20,800,000
Series C Revolving Commitments [Member] \| Revolving Credit Facility [Member] \| LIBOR [Member]
Debt Instrument [Line Items]
Variable Interest rate percentage					3.00%
Series B Revolving Commitments [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Credit facility, aggregate principal amount					$ 21,200,000
Series B Revolving Commitments [Member] \| Revolving Credit Facility [Member] \| LIBOR [Member]
Debt Instrument [Line Items]
Variable Interest rate percentage					4.00%
Series B Revolving Commitments [Member] \| Revolving Credit Facility [Member] \| Base Rate-based Borrowings [Member]
Debt Instrument [Line Items]
Variable Interest rate percentage					3.00%