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Long Term Debt - Credit Facilities - Additional Information (Detail) |  |  |  | 6 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jul. 08, 2016 USD ($) | Mar. 16, 2015 | Sep. 27, 2012 USD ($) Covenant | Jun. 30, 2016 USD ($) | Jun. 30, 2015 USD ($) | Oct. 01, 2016 | Aug. 02, 2016 USD ($) | Jul. 01, 2016 | Dec. 31, 2015 USD ($) | Mar. 18, 2015 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Repayment of long-term debt |  |  |  | $ 25,000,000 | $ 10,000,000 |  |  |  |  |
Proceeds from long-term debt |  |  |  |  | $ 200,000,000 |  |  |  |  |
Aggregate amount by which the revolving credit facility can be increased |  |  | $ 100,000,000 |  |  |  |  |  |  |
Credit facility, maximum borrowing capacity |  |  | $ 600,000,000 |  |  |  |  |  |  |
Debt maturity date |  |  | Sep. 27, 2017 |  |  |  |  |  |  |
Total assets |  |  |  | 4,211,471,000 |  |  |  |  | $ 4,529,484,000 |
Letters of credit outstanding |  |  |  | 38,200,000 |  |  |  |  |  |
Letter of Credit |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit, amount outstanding |  |  |  | $ 0 |  |  |  |  |  |
Maximum | Subsidiaries |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Total assets |  |  |  |  |  |  |  |  |  | $ 1,000,000
Subsequent Event |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Repayment of long-term debt | $ 160,000,000 |  |  |  |  |  |  |  |  |
Repayment of borrowings under credit facility | $ 70,000,000 |  |  |  |  |  |  |  |  |
Credit Agreement |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Credit agreement date |  |  | Sep. 27, 2012 |  |  |  |  |  |  |
Commitment fee payable to the lenders for the unused portion of the credit facility |  |  | 0.50% |  |  |  |  |  |  |
Credit agreement, financial covenant description |  |  |  | The Company must not permit its debt to capitalization ratio to exceed 40%. The Credit Agreement generally defines the debt to capitalization ratio as the ratio of (a) total borrowed money indebtedness to (b) the sum of such indebtedness plus consolidated net worth, with consolidated net worth determined as of the last day of the most recently ended fiscal quarter. The Company also must not permit the interest coverage ratio as of the last day of a fiscal quarter to be less than 3.00 to 1.00. The Credit Agreement generally defines the interest coverage ratio as the ratio of earnings before interest, taxes, depreciation and amortization (“EBITDA”) of the four prior fiscal quarters to interest charges for the same period. The Company was in compliance with these covenants at June 30, 2016 |  |  |  |  |  |
Credit agreement, financial covenant compliance |  |  |  | The Company was in compliance with these covenants |  |  |  |  |  |
Number of compliance covenants | Covenant |  |  | 2 |  |  |  |  |  |  |
Credit Agreement | London Interbank Offered Rate (LIBOR) |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  | 2.75% |  |  |  |  |  |
Credit Agreement | London Interbank Offered Rate (LIBOR) | Scenario Forecast |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Applicable margin |  |  |  |  |  | 2.75% |  |  |  |
Credit Agreement | Base Rate |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  | 1.75% |  |  |  |  |  |
Credit Agreement | Base Rate | Scenario Forecast |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Applicable margin |  |  |  |  |  | 1.75% |  |  |  |
Credit Agreement | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Current aggregate borrowing capacity |  |  | $ 500,000,000 |  |  |  |  |  |  |
Line of credit, amount outstanding |  |  |  | $ 0 |  |  |  |  |  |
Credit Agreement | Revolving Credit Facility | Letter of Credit |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Current aggregate borrowing capacity |  |  | 50,000,000 |  |  |  |  |  |  |
Credit Agreement | Revolving Credit Facility | Swing Line Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Current aggregate borrowing capacity |  |  | 20,000,000 |  |  |  |  |  |  |
Credit Agreement | Term Loan Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Proceeds from long-term debt |  |  | $ 100,000,000 |  |  |  |  |  |  |
Line of credit facility, frequency of payments |  |  |  | Quarterly |  |  |  |  |  |
Line of credit, amount outstanding |  |  |  | $ 60,000,000 |  |  |  |  |  |
Line of credit facility, interest rate |  |  |  | 5.25% |  |  |  |  |  |
Credit Agreement | Minimum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Interest coverage ratio that the Company must exceed on the last day of the fiscal quarter |  |  | 300.00% |  |  |  |  |  |  |
Credit Agreement | Minimum | London Interbank Offered Rate (LIBOR) | Until September 27, 2017 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  | 2.75% |  |  |  |  |  |
Credit Agreement | Minimum | London Interbank Offered Rate (LIBOR) | On or after September 27, 2017 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  | 3.25% |  |  |  |  |  |
Credit Agreement | Minimum | Base Rate | Until September 27, 2017 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  | 1.75% |  |  |  |  |  |
Credit Agreement | Minimum | Base Rate | On or after September 27, 2017 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  | 2.25% |  |  |  |  |  |
Credit Agreement | Maximum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt to capitalization ratio, percentage the Company must not exceed at any time |  |  | 40.00% |  |  |  |  |  |  |
Credit Agreement | Maximum | London Interbank Offered Rate (LIBOR) | Until September 27, 2017 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  | 3.25% |  |  |  |  |  |
Credit Agreement | Maximum | London Interbank Offered Rate (LIBOR) | On or after September 27, 2017 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  | 3.75% |  |  |  |  |  |
Credit Agreement | Maximum | Base Rate | Until September 27, 2017 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  | 2.25% |  |  |  |  |  |
Credit Agreement | Maximum | Base Rate | On or after September 27, 2017 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  | 2.75% |  |  |  |  |  |
Credit Agreement | Subsequent Event | London Interbank Offered Rate (LIBOR) |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Applicable margin |  |  |  |  |  |  |  | 2.75% |  |
Credit Agreement | Subsequent Event | Base Rate |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Applicable margin |  |  |  |  |  |  |  | 1.75% |  |
Amended Credit Agreement |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt maturity date |  |  | Mar. 27, 2019 |  |  |  |  |  |  |
Line of credit, amount outstanding |  |  | $ 357,900,000 |  |  |  |  |  |  |
Amended Credit Agreement | Scenario Forecast |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit, amount outstanding |  |  |  |  |  |  | $ 70,000,000 |  |  |
Amended Credit Agreement | Revolving Credit Facility | Scenario Forecast |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit, available borrowing capacity |  |  |  |  |  |  | $ 430,000,000 |  |  |
Amended Credit Agreement | Subsequent Event |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Credit agreement amendment date | Jul. 08, 2016 |  |  |  |  |  |  |  |  |
Maximum percentage allowed to invest in foreign subsidiaries or joint ventures on book value basis | 20.00% |  |  |  |  |  |  |  |  |
Maximum cash balance allowed | $ 100,000,000 |  |  |  |  |  |  |  |  |
Amended Credit Agreement | Subsequent Event | Minimum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt service coverage ratio | 150.00% |  |  |  |  |  |  |  |  |
Reimbursement Agreement |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Letters of credit outstanding |  |  |  | $ 38,200,000 |  |  |  |  |  |
Reimbursement Agreement | London Interbank Offered Rate (LIBOR) |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  | 2.25% |  |  |  |  |  |  |  |
2015 Term Loan Agreement |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility, frequency of payments |  |  |  | Quarterly |  |  |  |  |  |
Line of credit, amount outstanding |  |  |  | $ 170,000,000 |  |  |  |  |  | $ 200,000,000
Line of credit facility, interest rate |  |  |  | 5.75% |  |  |  |  |  |
Line of credit facility, frequency of payment and payment terms |  |  |  | The Term Loan Borrowing was payable in quarterly principal installments, together with accrued interest. Loans under the 2015 Term Loan Agreement bore interest, at the Company’s election, at the per annum rate of LIBOR rate plus 3.25% or base rate plus 2.25%. |  |  |  |  |  |
2015 Term Loan Agreement | London Interbank Offered Rate (LIBOR) |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  | 3.25% |  |  |  |  |  |
2015 Term Loan Agreement | Base Rate |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  | 2.25% |  |  |  |  |  |

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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions 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 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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