Percentage price of aggregate principal amount of debt at which debt can be redeemed by the issuer.

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- Definition

Debt Instrument, Call Premium

+ References

No definition available.

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- Definition

Interest payable dates.

+ References

No definition available.

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- Definition

Percentage of face value price for issuance of senior notes.

+ References

No definition available.

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- Definition

Ratio Of Indebtedness To Annualized Consolidate Adjusted EBITDA

+ References

No definition available.

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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

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Subparagraph (SX 210.5-02.22(a)(2))
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- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
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- Definition

Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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

The increase (decrease) during the reporting period in interest payable, which represents the amount owed to note holders, bond holders, and other parties for interest earned on loans or credit extended to the reporting entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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No definition available.

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- Definition

The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

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

The cash outflow to repay long-term debt that is not secured by collateral. Excludes repayments of tax exempt unsecured debt.

+ References

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Including the current and noncurrent portions, carrying value as of the balance sheet date of uncollateralized debt obligations (with maturities initially due after one year or beyond the operating cycle if longer).

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

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

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
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Debt (Senior Notes) (Narrative) (Details) $ in Thousands						1 Months Ended	12 Months Ended
Debt (Senior Notes) (Narrative) (Details) $ in Thousands	Oct. 13, 2017 USD ($)	Oct. 03, 2016 USD ($)	Oct. 01, 2016 USD ($)	Aug. 15, 2016 USD ($)	Jul. 01, 2014 USD ($)	Jan. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Sep. 28, 2012 USD ($)	Jul. 13, 2012 USD ($)
Debt Instrument [Line Items]
Repayments of revolving credit facility							$ 875,000	$ 190,000	$ 895,000
5.75% Senior Notes [Member]
Debt Instrument [Line Items]
Unsecured senior notes											$ 800,000
Debt instrument, maturity date							Jul. 15, 2020
Debt instrument, interest rate, stated percentage							5.75%				5.75%
Deferred financing fees											$ 14,000
Repayments of unsecured debt				$ 800,000
Debt call premium				25,800
Write-off of deferred financing fees				7,700
5.75% Senior Notes [Member] \| Telecommunications [Member]
Debt Instrument [Line Items]
Ownership interest							100.00%
5.625% Senior Notes [Member]
Debt Instrument [Line Items]
Unsecured senior notes										$ 500,000
Debt instrument, maturity date							Oct. 01, 2019
Debt instrument, interest rate, stated percentage							5.625%			5.625%
Interest payable dates							April 1 and October 1
Accrued interest		$ 14,100
Deferred financing fees										$ 8,600
Repayments of unsecured debt		500,000		250,000
Debt call premium		$ 14,100
Write-off of deferred financing fees			$ 4,100
2014 Senior Notes [Member]
Debt Instrument [Line Items]
Unsecured senior notes					$ 750,000
Debt instrument, maturity date							Jul. 15, 2022
Percentage of face value price for issuance of senior notes					99.178%
Interest payable dates							January 15 and July 15
Deferred financing fees					$ 11,600
2014 Senior Notes [Member] \| Redemption, Period One [Member]
Debt Instrument [Line Items]
Redemption price, percentage							103.656%
2014 Senior Notes [Member] \| Redemption, Period Two [Member]
Debt Instrument [Line Items]
Redemption price, percentage							102.438%
2014 Senior Notes [Member] \| Redemption, Period Three [Member]
Debt Instrument [Line Items]
Redemption price, percentage							101.219%
2014 Senior Notes [Member] \| Redemption, Period Four [Member]
Debt Instrument [Line Items]
Redemption price, percentage							100.00%
2016 Senior Notes [Member]
Debt Instrument [Line Items]
Unsecured senior notes				$ 1,100,000
Debt instrument, maturity date							Sep. 01, 2024
Debt instrument, interest rate, stated percentage				4.875%
Percentage of face value price for issuance of senior notes				99.178%
Interest payable dates							March 1 and September 1
Deferred financing fees				$ 12,800
Redemption price, percentage							104.875%
Aggregate redemption price, percentage							35.00%
2016 Senior Notes [Member] \| Redemption, Period One [Member]
Debt Instrument [Line Items]
Redemption price, percentage							103.656%
2016 Senior Notes [Member] \| Redemption, Period Two [Member]
Debt Instrument [Line Items]
Redemption price, percentage							102.438%
2016 Senior Notes [Member] \| Redemption, Period Three [Member]
Debt Instrument [Line Items]
Redemption price, percentage							101.219%
2016 Senior Notes [Member] \| Redemption, Period Four [Member]
Debt Instrument [Line Items]
Redemption price, percentage							100.00%
2017 Senior Notes [Member]
Debt Instrument [Line Items]
Unsecured senior notes	$ 750,000
Debt instrument, maturity date	Oct. 01, 2022						Oct. 01, 2022
Debt instrument, interest rate, stated percentage	4.00%
Interest payable dates							April 1 and October 1
Deferred financing fees	$ 8,900
Redemption price, percentage							104.00%
Aggregate redemption price, percentage							35.00%
2017 Senior Notes [Member] \| Redemption, Period Two [Member]
Debt Instrument [Line Items]
Redemption price, percentage							102.00%
2017 Senior Notes [Member] \| Redemption, Period Three [Member]
Debt Instrument [Line Items]
Redemption price, percentage							100.00%
2017 Senior Notes [Member] \| Redemption, Period Four [Member]
Debt Instrument [Line Items]
Redemption price, percentage							101.00%
Senior Notes [Member]
Debt Instrument [Line Items]
Ratio of indebtedness to annualized consolidated adjusted EBITDA							9.5
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument, maturity date							Feb. 05, 2020
Repayments of revolving credit facility	$ 460,000						$ 875,000
Revolving Credit Facility [Member] \| Subsequent Event [Member]
Debt Instrument [Line Items]
Repayments of revolving credit facility						$ 20,000