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

No definition available.

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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
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- Definition

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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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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

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.

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- Definition

The amount of cash paid for interest during the period.

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

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

+ References

No definition available.

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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.

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

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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DEBT - Additional Information (Detail) - USD ($)				12 Months Ended
DEBT - Additional Information (Detail) - USD ($)	Oct. 01, 2015	Aug. 21, 2015	Apr. 30, 2015	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Debt Instrument [Line Items]
Interest paid				$ 68,000,000	$ 57,800,000	$ 51,000,000
$1.20 billion senior credit facility weighted average rate 1.54%, due in 2019
Debt Instrument [Line Items]
Maximum borrowing capacity of line of credit facility				1,200,000,000.00
Revolving credit facility, amount committed to outstanding letters of credit				160,400,000	162,900,000
Revolving credit facility, unused portion				685,800,000	$ 577,100,000
$1.25 billion term loan weighted average rate 1.71%, due in 2020
Debt Instrument [Line Items]
Maximum borrowing capacity of line of credit facility		$ 1,500,000,000		1,250,000,000.00
$175 million private placement notes 3.89%, due in 2017
Debt Instrument [Line Items]
Long-term debt, face amount				175,000,000.0
$125 million private placement notes 2.68%, due in 2019
Debt Instrument [Line Items]
Long-term debt, face amount				125,000,000.0
$225 million private placement notes 4.47%, due in 2020
Debt Instrument [Line Items]
Long-term debt, face amount				225,000,000.0
$150 million private placement notes 2.89%, due in 2021
Debt Instrument [Line Items]
Long-term debt, face amount	$ 150,000,000			150,000,000.0
Debt instrument term	6 years
Stated interest rate	2.89%
$125 million private placement notes 3.26%, due in 2022
Debt Instrument [Line Items]
Long-term debt, face amount				125,000,000.0
$200 million private placement notes 2.72%, due in 2022
Debt Instrument [Line Items]
Long-term debt, face amount			$ 200,000,000.0	200,000,000
Debt instrument term			7 years
Stated interest rate			2.72%
$100 million private placement notes 2.79%, due in 2023
Debt Instrument [Line Items]
Long-term debt, face amount			$ 100,000,000.0	100,000,000
Debt instrument term			8 years
Stated interest rate			2.79%
$150 million private placement notes 3.18%, due in 2023
Debt Instrument [Line Items]
Long-term debt, face amount	$ 150,000,000			$ 150,000,000.0
Debt instrument term	8 years
Stated interest rate	3.18%
Eurodollar [Member] \| $1.25 billion term loan weighted average rate 1.71%, due in 2020
Debt Instrument [Line Items]
Basis spread on variable interest rate		1.00%