Debt Instrument, Additional Interest above Base Rate

No definition available.

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- Definition

Debt Instrument, Interest Rate, Basis Spread Increase

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Payment Terms, Period Principal Payments are Deferred

+ References

No definition available.

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- Definition

Debt, Long-term and Short-term, Combined Amount, Gross

+ References

No definition available.

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- Definition

Floating Euro Dollar Base Rate

+ References

No definition available.

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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.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ 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

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

+ Details

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

+ Details

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- Definition

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

+ References

+ Details

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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.

+ Details

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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.

+ Details

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- Definition

Amount, after accumulated amortization, of debt issuance costs related to line of credit arrangements. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section S45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=68176171&loc=SL68176184-208336

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- Definition

Represents the aggregate of total long-term debt, including current maturities and short-term debt.

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

The effective interest rate at the end of the reporting period.

+ References

+ Details

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- Definition

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

+ References

+ Details

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- Definition

The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585

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- 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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- Definition

The cash outflow for a borrowing having initial term of repayment within one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
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- Definition

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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

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- Definition

Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.8)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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Debt (Details) - Borrowings - USD ($)			3 Months Ended	6 Months Ended		12 Months Ended
Debt (Details) - Borrowings - USD ($)	Apr. 05, 2017	Mar. 30, 2017	Jun. 30, 2017	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2012	Dec. 31, 2016
Debt Instrument [Line Items]
Debt, Long-term and Short-term, Combined Amount			$ 3,467,688,000	$ 3,467,688,000			$ 702,500,000
Debt issuance costs, line of credit arrangements, net			(49,803,000)	(49,803,000)			(8,109,000)
Long-term debt			$ 3,417,885,000	$ 3,417,885,000			694,391,000
Average annual effective rate			3.62%	3.46%
Payments of deferred financing fees				$ 51,170,000	$ 4,975,000
Write off of deferred finance fees				6,100,000
Bank Term Loan - A Facility
Debt Instrument [Line Items]
Long-term debt, gross			$ 1,466,438,000	$ 1,466,438,000			585,000,000
Contractual annualized interest rate			3.23%	3.23%
Floating eurodollar base rate			1.23%	1.23%
Debt instrument interest additional interest above base rate				2.00%
Bank Term Loan - B Facility
Debt Instrument [Line Items]
Long-term debt, gross			$ 498,750,000	$ 498,750,000			0
Contractual annualized interest rate			3.23%	3.23%
Floating eurodollar base rate			1.23%	1.23%
Debt instrument interest additional interest above base rate				2.00%
Senior Notes
Debt Instrument [Line Items]
Long-term debt, gross		$ 800,000,000	$ 800,000,000	$ 800,000,000			0
Debt instrument term		8 years
Debt instrument, fixed interest rate		5.125%
Connecticut Economic Development Program
Debt Instrument [Line Items]
Long-term debt, gross			2,500,000	2,500,000		$ 2,500,000.0	2,500,000
Debt instrument term						10 years
Debt instrument, fixed interest rate						3.00%
Debt instrument, period principal payments are deferred						5 years
Revolving credit facility
Debt Instrument [Line Items]
Long-term debt, gross			$ 500,000,000	$ 500,000,000			115,000,000
Contractual annualized interest rate			3.73%	3.73%
Floating eurodollar base rate			1.23%	1.23%
Debt instrument interest additional interest above base rate				2.50%
Line of credit facility, remaining borrowing capacity			$ 675,000,000	$ 675,000,000
Bridge loan
Debt Instrument [Line Items]
Bridge Loan			$ 200,000,000	$ 200,000,000			$ 0
CEB
Debt Instrument [Line Items]
Proceeds from issuance of debt	$ 2,780,000,000
CEB \| Senior Notes
Debt Instrument [Line Items]
Proceeds from issuance of debt	800,000,000	$ 800,000,000
Debt instrument, fixed interest rate		5.125%
CEB \| Revolving credit facility
Debt Instrument [Line Items]
Proceeds from issuance of debt	$ 275,000,000
CEB \| Bridge loan
Debt Instrument [Line Items]
Debt instrument interest additional interest above base rate				2.75%
Debt instrument term	364 days
Proceeds from issuance of debt	$ 300,000,000
Repayments of short-term debt	$ 100,000,000
Debt instrument, effective percentage			3.98%	3.98%
CEB \| Base Rate \| Bridge loan
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	1.75%			1.226%
CEB \| LIBOR \| Bridge loan
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	2.75%
CEB \| One hundred and eighty days \| Base Rate \| Bridge loan
Debt Instrument [Line Items]
Debt instrument rate, basis spread increase	0.25%
CEB \| One hundred and eighty days \| LIBOR \| Bridge loan
Debt Instrument [Line Items]
Debt instrument rate, basis spread increase	0.25%
CEB \| Ninety days thereafter \| Base Rate \| Bridge loan
Debt Instrument [Line Items]
Debt instrument rate, basis spread increase	0.25%
CEB \| Ninety days thereafter \| LIBOR \| Bridge loan
Debt Instrument [Line Items]
Debt instrument rate, basis spread increase	0.25%