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

No definition available.

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- Definition

The average effective interest rate during the reporting period.

+ References

Reference 1: 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=64930785&loc=d3e28551-108399

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Incremental percentage increase (decrease) in the stated rate on a debt instrument.

+ References

No definition available.

+ Details

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- Definition

Contractual interest rate for funds borrowed, under the debt 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(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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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

Amount of the required periodic payment applied to principal.

+ 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 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
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-Name Accounting Standards Codification
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

+ 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 210.5-02.17)
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- Definition

Debt instrument interest rate at alternative base rate plus percentage.

+ References

No definition available.

+ Details

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Debt - Term Loan Agreement - Additional Information (Detail) - USD ($) $ in Thousands		12 Months Ended
	Feb. 17, 2017	Dec. 31, 2016	Jan. 02, 2016
Debt Instrument [Line Items]
Total debt		$ 3,781,713	$ 4,733,136
Amended and Restated 2016 Term Loan [Member]
Debt Instrument [Line Items]
Total debt		2,176,000
Unamortized deferred financing cost		$ 13,000
Interest rate above base rate		2.00%
Floor interest rate on basis spread		0.75%
Principal repayments		$ 5,500
Amended and Restated 2016 Term Loan [Member] \| LIBOR [Member]
Debt Instrument [Line Items]
Basis spread on variable interest rate		3.00%
Amended and Restated 2016 Term Loan [Member] \| Subsequent Event [Member]
Debt Instrument [Line Items]
Interest rate above base rate	1.75%
Floor interest rate on basis spread	0.75%
Reduction of basis points	(0.25%)
Amended and Restated 2016 Term Loan [Member] \| Subsequent Event [Member] \| LIBOR [Member]
Debt Instrument [Line Items]
Basis spread on variable interest rate	2.75%
Amended and Restated 2016 Term Loan [Member] \| Entities Affiliated [Member]
Debt Instrument [Line Items]
Floor interest rate on basis spread		3.00%
Interest Rate		3.75%
Amended and Restated 2016 Term Loan [Member] \| Entities Affiliated [Member] \| LIBOR [Member]
Debt Instrument [Line Items]
Basis spread on variable interest rate		0.75%