Debt Instrument, Basis Spread on Variable Rate, Floor

No definition available.

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- Definition

Debt Instrument, Covenant, Number Business Days From Delivering Termination Notice

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Line of Credit Facility, Consolidated Total Net Leverage Ratio After Covenant Relief Period, Year Four

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility, Consolidated Total Net Leverage Ratio After Covenant Relief Period, Year One

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility, Consolidated Total Net Leverage Ratio After Covenant Relief Period, Year Three

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility, Consolidated Total Net Leverage Ratio After Covenant Relief Period, Year Two

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility, Maximum Consolidated Total Net Leverage Ratio After Covenant Relief Period, After Year One

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility, Maximum Senior Secured Net Leverage Ratio After Covenant Relief Period, After Year One

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Line of Credit Facility, Minimum Interest Coverage Ratio After Covenant Relief Period

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility, Minimum Liquidity

+ References

No definition available.

+ Details

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

- Definition

Line of Credit Facility, Senior Secured Net Leverage Ratio After Covenant Relief Period, Year Four

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility, Senior Secured Net Leverage Ratio After Covenant Relief Period, Year One

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility, Senior Secured Net Leverage Ratio After Covenant Relief Period, Year Three

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility, Senior Secured Net Leverage Ratio After Covenant Relief Period, Year Two

+ References

No definition available.

+ Details

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- Definition

The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 5
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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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Balance Type:	na
Period Type:	duration

- Definition

The carrying amount of the equity component of convertible debt which may be settled in cash upon conversion.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The price per share of the conversion feature embedded in the debt instrument.

+ References

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-Topic 470
-SubTopic 20
-Section 50
-Paragraph 5
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Balance Type:	na
Period Type:	instant

- Definition

Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount.

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Period Type:	duration

- Definition

The amount by which the convertible debt's if-converted value exceeds its principle amount at the balance sheet date, regardless of whether the instrument is currently convertible. This element applies to public companies only.

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Balance Type:	credit
Period Type:	duration

- Definition

Remaining amortization period for discount on the liability component of convertible debt which may be settled in cash upon conversion, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Minimum percentage of common stock price to conversion price of convertible debt instruments to determine eligibility of conversion.

+ References

No definition available.

+ Details

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- Definition

Face (par) amount of debt instrument at time of issuance.

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Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

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- Definition

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

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

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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

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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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- Definition

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

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Balance Type:	credit
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- 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 cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder.

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Long-term Debt - Senior Secured Credit Facilities, Senior Unsecured Notes, Unsecured Convertible Notes, and Covenants (Details) $ / shares in Units, $ in Millions		1 Months Ended		3 Months Ended
	Apr. 14, 2020 USD ($) business_day	May 31, 2020 USD ($) $ / shares	Jan. 31, 2017 USD ($)	Mar. 31, 2021 USD ($) shares	Feb. 28, 2021	Dec. 31, 2020 USD ($)	Oct. 15, 2018 USD ($)	Jan. 19, 2017 USD ($)
Debt Instrument [Line Items]
Interest rate				5.625%
Debt Instrument, Redemption, Period One
Debt Instrument [Line Items]
Threshold percentage of stock price		130.00%
Debt Instrument, Redemption, Period Two
Debt Instrument [Line Items]
Threshold percentage of stock price		98.00%
Debt Instrument, Redemption, Period Three
Debt Instrument [Line Items]
Threshold percentage of stock price		100.00%
Senior Secured Credit Facility
Debt Instrument [Line Items]
Number of business days \| business_day	2
Covenant relief period, consolidated total net leverage ratio thereafter	4.25
Covenant relief period, maximum senior secured net leverage ratio thereafter	3.00
Covenant relief period, minimum interest coverage ratio	2.50
Commitment fee on unused capacity	0.50%
Basis spread on variable rate, floor	0.75%
Senior Secured Credit Facility \| Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate	2.00%
Senior Secured Credit Facility \| LIBOR Rate
Debt Instrument [Line Items]
Basis spread on variable rate	3.00%
Senior Secured Credit Facility \| Maximum
Debt Instrument [Line Items]
Covenant relief period, maximum consolidated total net leverage ratio in 2021	5.50
Covenant relief period, maximum consolidated total net leverage ratio in June 30, 2021	5.00
Covenant relief period, maximum consolidated total net leverage ratio in September 30, 2021	4.75
Covenant relief period, maximum consolidated total net leverage ratio in December 30, 2021	4.50
Covenant relief period, maximum senior secured net leverage ratio in March 31, 2021	4.50
Covenant relief period, maximum senior secured net leverage ratio in June 30, 2021	4.00
Covenant relief period, maximum senior secured net leverage ratio in September 30, 2021	3.75
Covenant relief period, maximum senior secured net leverage ratio in December 31, 2021	3.50
Senior Secured Credit Facility \| Through April 30, 2020
Debt Instrument [Line Items]
Covenant relief period, minimum liquidity covenant	$ 400.0
Senior Secured Credit Facility \| May 1, 2020 through May 31, 2020
Debt Instrument [Line Items]
Covenant relief period, minimum liquidity covenant	350.0
Senior Secured Credit Facility \| June 1, 2020 through June 30, 2020
Debt Instrument [Line Items]
Covenant relief period, minimum liquidity covenant	300.0
Senior Secured Credit Facility \| July 1, 2020 through March 31, 2021
Debt Instrument [Line Items]
Covenant relief period, minimum liquidity covenant	$ 225.0
Senior Secured Credit Facilities \| Revolving Credit Facility
Debt Instrument [Line Items]
Debt instrument, term			5 years
Maximum borrowing capacity			$ 700.0
Letters of credit outstanding				$ 28.0		$ 28.2
Available borrowing capacity				$ 672.0		$ 671.8
Senior Secured Credit Facilities \| Term Loan A Facility
Debt Instrument [Line Items]
Debt instrument, term			5 years
Maximum borrowing capacity			$ 300.0
Senior Secured Credit Facilities \| Term Loan B Facility
Debt Instrument [Line Items]
Debt instrument, term			7 years
Maximum borrowing capacity			$ 500.0
Senior Secured Credit Facilities \| Term Loan A Facility due 2023, incremental loans
Debt Instrument [Line Items]
Maximum borrowing capacity							$ 430.2
Senior Secured Credit Facilities \| Term Loan B-1 Facility due 2025
Debt Instrument [Line Items]
Maximum borrowing capacity							$ 1,128.8
Basis spread on variable rate, floor				0.75%
Senior Secured Credit Facilities \| Term Loan B-1 Facility due 2025 \| Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate				1.25%
Senior Secured Credit Facilities \| Term Loan B-1 Facility due 2025 \| LIBOR Rate
Debt Instrument [Line Items]
Basis spread on variable rate				2.25%
Senior Secured Credit Facilities \| Term Loan A Facility due 2023 \| Minimum \| Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate				0.25%
Senior Secured Credit Facilities \| Term Loan A Facility due 2023 \| Minimum \| LIBOR Rate
Debt Instrument [Line Items]
Basis spread on variable rate				1.25%
Senior Secured Credit Facilities \| Term Loan A Facility due 2023 \| Maximum \| Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate				2.00%
Senior Secured Credit Facilities \| Term Loan A Facility due 2023 \| Maximum \| LIBOR Rate
Debt Instrument [Line Items]
Basis spread on variable rate				3.00%
Senior Secured Credit Facilities \| Revolving Credit Facility due 2023 \| Minimum
Debt Instrument [Line Items]
Commitment fee on unused capacity				0.20%
Senior Secured Credit Facilities \| Revolving Credit Facility due 2023 \| Maximum
Debt Instrument [Line Items]
Commitment fee on unused capacity				0.50%
Senior Notes \| 5.625% Notes due 2027
Debt Instrument [Line Items]
Interest rate				5.625%		5.625%		5.625%
Debt principal amount								$ 400.0
Senior Notes \| 2.75% Convertible Notes due 2026 \| Debt Instrument, Redemption, Period One
Debt Instrument [Line Items]
Debt Instrument, convertible, conversion ratio		0.042735
Senior Notes \| 2.75% Convertible Notes due 2026 \| Debt Instrument, Redemption, Period Three
Debt Instrument [Line Items]
Debt Instrument, convertible, conversion ratio		0.0555555
Convertible Notes \| 2.75% Convertible Notes due 2026
Debt Instrument [Line Items]
Interest rate		2.75%		2.75%
Debt principal amount		$ 330.5
Proceeds from issuance of long-term debt, net of discounts		$ 322.2
Conversion price (in dollars per share) \| $ / shares		$ 23.40
Number of shares issued upon conversion (in shares) \| shares				18,360,815
Amount if-converted value exceeds its principal amount				$ 1,594.4
Carrying amount of equity component		$ 91.8		$ 88.2
Debt issuance costs		10.2
Effective yield				9.23%
Remaining period over which unamortized discount will be amortized				5 years 1 month 6 days
Convertible Notes \| Convertible Notes Due 2026, Liability Component
Debt Instrument [Line Items]
Debt issuance costs		6.6
Convertible Notes \| Convertible Notes Due 2026, Equity Component
Debt Instrument [Line Items]
Debt issuance costs		$ 3.6
Other long-term obligations
Debt Instrument [Line Items]
Effective yield					25.00%