Debt Instrument, Covenant Compliance, Adjusted EBITDA To Interest Expense Ratio

No definition available.

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- Definition

Debt Instrument, Covenant Compliance, Collateral, Percentage Of Present And Future Voting Capital Shares Of First Tier Foreign Subsidiaries

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Covenant Compliance, First Lien Net Leverage Ratio

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Covenant Compliance, Maximum Leverage Ratio

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Covenant Compliance, Number Of Additional Term Loan Facilities That May Be Added

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Discount, Percentage

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Debt Instrument, Interest Rate, Floor

+ References

No definition available.

+ Details

Name:	gb_DebtInstrumentInterestRateFloor
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Period Type:	duration

- 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

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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Balance Type:	credit
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

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)(2))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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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.

+ Details

Name:	us-gaap_LettersOfCreditOutstandingAmount
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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 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 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.16)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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 SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 19, 20, 22
-Article 5

+ Details

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Balance Type:	credit
Period Type:	instant

- 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
-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

+ Details

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

- Definition

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

+ 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

+ Details

Name:	us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

No definition available.

+ Details

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Balance Type:	credit
Period Type:	instant

- Details

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- Details

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- Details

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- Details

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Debt (Senior Secured Credit Facilities) (Details) - Secured Debt [Member]	Oct. 27, 2015 USD ($) loan_facility	Apr. 27, 2016 USD ($)	Jan. 01, 2016 USD ($)
Senior Secured Credit Facilities [Member]
Debt Instrument [Line Items]
Collateral, Percentage of present and future voting capital shares of first tier foreign subsidiaries	66.00%
Senior Secured Credit Facilities [Member] \| Maximum [Member]
Debt Instrument [Line Items]
First lien net leverage ratio	4.25
Loans Payable [Member]
Debt Instrument [Line Items]
Number of additional term loan facilities that may be added (one or more) \| loan_facility	1
Loans Payable [Member] \| Maximum [Member]
Debt Instrument [Line Items]
First lien net leverage ratio	4.25
Loans Payable [Member] \| Term Loan A (TLA) Facility [Member]
Debt Instrument [Line Items]
Principle amount	$ 375,000,000
Debt maturity date	Oct. 27, 2021
Maximum leverage ratio	6.50
Adjusted EBITDA to interest expense ratio	3.00
Loans Payable [Member] \| Term Loan A (TLA) Facility [Member] \| Prime Rate [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Spread on variable rate	0.75%
Loans Payable [Member] \| Term Loan A (TLA) Facility [Member] \| Prime Rate [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Spread on variable rate	2.25%
Loans Payable [Member] \| Term Loan A (TLA) Facility [Member] \| London Interbank Offered Rate (LIBOR) [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Spread on variable rate	1.75%
Loans Payable [Member] \| Term Loan A (TLA) Facility [Member] \| London Interbank Offered Rate (LIBOR) [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Spread on variable rate	3.25%
Loans Payable [Member] \| Term Loan B (TLB) Facility [Member]
Debt Instrument [Line Items]
Principle amount	$ 1,025,000,000
Discount percent	1.00%
Debt maturity date	Oct. 27, 2022
Debt fair value			$ 1,013,000,000
Loans Payable [Member] \| Term Loan B (TLB) Facility [Member] \| Prime Rate [Member]
Debt Instrument [Line Items]
Spread on variable rate	3.25%
Loans Payable [Member] \| Term Loan B (TLB) Facility [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument [Line Items]
Spread on variable rate	4.25%
Interest rate floor	1.00%
Swingline Loans [Member] \| New Revolving Credit Facility 2015 [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 15,000,000
Standby Letters of Credit [Member] \| New Revolving Credit Facility 2015 [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity	30,000,000
Standby Letters of Credit [Member] \| New Revolving Credit Facility 2015 [Member] \| Scenario, Forecast [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 25,000,000
Revolving Credit Facility [Member] \| New Revolving Credit Facility 2015 [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 200,000,000
Debt maturity date	Oct. 27, 2020
Amount outstanding			0
Remaining borrowing capacity			186,600,000
Outstanding standby letters of credit			$ 13,400,000
Revolving Credit Facility [Member] \| New Revolving Credit Facility 2015 [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Unused capacity commitment fee	0.175%
Revolving Credit Facility [Member] \| New Revolving Credit Facility 2015 [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Unused capacity commitment fee	0.25%