Long-Term Debt - Additional Information (Detail)								1 Months Ended					3 Months Ended			6 Months Ended		9 Months Ended	12 Months Ended
	Mar. 19, 2025	Sep. 15, 2023	Jul. 30, 2021 USD ($)	Feb. 10, 2021	Mar. 19, 2020 USD ($)	Dec. 12, 2019 USD ($)	Aug. 16, 2018 USD ($)	Jul. 31, 2021	May 31, 2021 USD ($)	May 31, 2020 USD ($)	Aug. 31, 2018 USD ($)	Mar. 31, 2018 USD ($) $ / shares	Sep. 30, 2021 USD ($)	Jun. 30, 2021 USD ($)	Mar. 31, 2020 USD ($)	Jun. 30, 2022 USD ($) Days	Jun. 30, 2021 USD ($)	Sep. 30, 2021	Dec. 31, 2022 USD ($) Days $ / shares	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Mar. 31, 2022 USD ($)	Jan. 01, 2022 USD ($)	Jun. 30, 2020 USD ($)	Sep. 30, 2018 USD ($)
Debt Instrument [Line Items]
Outstanding principal amount																			$ 2,716,900,000
Convertible notes paid																			273,200,000	$ 0	$ 0
(Gain) Loss on extinguishment of debt																			(12,800,000)	24,600,000	0
Accumulated deficit																			(1,204,500,000)	(1,169,000,000.0)
Borrowings under the senior secured credit facility																			971,300,000	1,088,600,000
Interest expense																			139,300,000	153,100,000	133,000,000.0
Amortization of deferred financing costs																			6,300,000	6,000,000.0	4,600,000
Paid-in-capital in excess of par value																			188,700,000	318,100,000
Long-term debt																			2,692,000,000.0	2,762,600,000
Letters of credit issued but undrawn																			26,600,000
ASU 2020-06
Debt Instrument [Line Items]
Accumulated deficit																							$ 77,600,000
Additional Paid in Capital																							136,700,000
Long-term debt																							59,100,000
2.625% Convertible Senior Notes Due 2024 [Member]
Debt Instrument [Line Items]
Outstanding principal amount												$ 550,000,000.0							262,500,000	550,000,000.0
Deferred financing costs												12,900,000
Aggregate principal amount of convertible senior notes issued												$ 550,000,000.0							277,500,000
Debt instrument , Purchase Price																			274,900,000
(Gain) Loss on extinguishment of debt																			(12,800,000)
Additional Paid in Capital																							136,700,000
Interest expense																			16,300,000	39,800,000	37,700,000
Non-cash interest expense																			0	23,700,000	21,800,000
Amortization of deferred financing costs																			$ 2,100,000	1,600,000	1,500,000
Convertible notes, interest rate												2.625%							2.625%
Convertible notes maturity												Mar. 15, 2024							Mar. 15, 2024
Principal amount of convertible notes												$ 1,000,000,000				$ 1,000			$ 1,000,000,000
Convertible notes conversion rate												16.0056							160,467.0000
Convertible notes conversion price | $ / shares												$ 62.48							$ 62.32
Paid-in-capital in excess of par value												$ 139,900,000
Long-term debt												$ 410,100,000											$ 59,100,000
Effective interest rate on convertible notes												8.40%											3.10%
Accrued interest																			$ 1,700,000
Repurchase of convertible notes																			287,500,000
Fair value of liability to convertible notes																				547,400,000
Reduction to long term debt representing carrying value of convertible debt																			$ 286,000,000.0
Convertible notes, conversion feature																			Holders of the 2024 Convertible Notes may convert their notes at their option under the following circumstances: (i) during any calendar quarter commencing after the calendar quarter ending June 30, 2018, if the last reported sale price of the Company’s common shares for at least 20 trading days (whether or not consecutive) in a period of 30 consecutive trading days ending on, and including, the last trading day of the immediately preceding calendar quarter exceeds 130% of the conversion price for the 2024 Convertible Notes on each applicable trading day; (ii) during the five business-day period immediately after any five consecutive trading day period, or the measurement period, in which the trading price per $1,000 principal amount of 2024 Convertible Notes for each trading day of that measurement period was less than 98% of the product of the last reported sale price of the Company’s common shares and the conversion rate for the 2024 Convertible Notes for each such day; (iii) if the Company calls the 2024 Convertible Notes for redemption; or (iv) upon the occurrence of specified corporate events. On and after December 15, 2023, holders may convert their 2024 Convertible Notes at any time, regardless of the foregoing circumstances. In December 2021, the Company made an irrevocable election under the indenture governing the 2024 Convertible Notes to require the principal portion of the 2024 Convertible Notes to be settled in cash and any excess in shares or cash.
Convertible notes, number of trading days of threshold limit (whether or not consecutive) | Days																20
Convertible notes, number of trading days of threshold limit in consecutive days | Days																30
Minimum percentage of common share price over conversion price for conversion												130.00%
Minimum percentage of the product of common share price and conversion rate for convertible notes												98.00%
Deferred financing costs recorded as additional paid-in-capital in excess of par value												$ 3,300,000
Unamortized debt discount and debt issuance costs																			$ 1,300,000	64,000,000.0
Convertible senior notes, carrying value																			261,200,000	486,000,000.0
Fair value of notes																			243,300,000
2.625% Convertible Senior Notes Due 2024 [Member] | Debt Issuance Costs [Member]
Debt Instrument [Line Items]
Deferred financing costs												$ 9,600,000
4.250% Convertible Senior Notes Due 2028 [Member]
Debt Instrument [Line Items]
Outstanding principal amount																			277,500,000
Deferred financing costs																			8,500,000
Aggregate principal amount of convertible senior notes issued																			250,000,000.0
Interest expense																			800,000
Amortization of deferred financing costs																			100,000
Additional principal amount of convertible notes																			27,500,000
Convertible debt underwriters over allotment option fully exercised																			$ 37,500,000
Convertible notes, interest rate																			4.25%
Convertible notes maturity																			Jun. 15, 2028
Principal amount of convertible notes																			$ 1,000,000,000
Convertible notes conversion rate																			58.8998
Convertible notes conversion price | $ / shares																			$ 16.98
Effective interest rate on convertible notes																			4.90%
Fair value of liability to convertible notes																			$ 305,400,000
Convertible notes, conversion feature																			Holders of the 2028 Convertible Notes may convert their notes at their option under the following circumstances: (i) during any calendar quarter commencing after the calendar quarter ending March 31, 2023, if the last reported sale price of the Company’s common shares for at least 20 trading days (whether or not consecutive) in a period of 30 consecutive trading days ending on, and including, the last trading day of the immediately preceding calendar quarter exceeds 130% of the conversion price for the 2028 Convertible Notes on each applicable trading day; (ii) during the five business-day period immediately after any five consecutive trading day period, or the measurement period, in which the trading price per $1,000 principal amount of 2028 Convertible Notes for each trading day of that measurement period was less than 98% of the product of the last reported sale price of the Company’s common shares and the conversion rate for the 2028 Convertible Notes for each such day; (iii) if the Company calls the 2028 Convertible Notes for redemption; or (iv) upon the occurrence of specified corporate events. On and after March 15, 2028, holders may convert their 2028 Convertible Notes at any time, regardless of the foregoing circumstances.
Convertible notes, number of trading days of threshold limit (whether or not consecutive) | Days																			20
Convertible notes, number of trading days of threshold limit in consecutive days | Days																			30
Minimum percentage of common share price over conversion price for conversion																			130.00%
Minimum percentage of the product of common share price and conversion rate for convertible notes																			98.00%
Unamortized debt discount and debt issuance costs																			$ 8,400,000
Convertible senior notes, carrying value																			269,100,000
7.875% Senior Notes Due 2025 [Member]
Debt Instrument [Line Items]
Outstanding principal amount																			600,000,000.0	600,000,000.0
Deferred financing costs																			4,400,000	5,800,000				$ 7,900,000
Aggregate principal amount of convertible senior notes issued										$ 600,000,000.0
Interest expense																			48,700,000	48,600,000	28,500,000
Amortization of deferred financing costs																			$ 1,400,000	1,300,000	700,000
Convertible notes, interest rate										7.875%									7.875%
Convertible notes maturity										Sep. 01, 2025									Jan. 09, 2025
Carrying amount																			$ 595,600,000	594,200,000
7.875% Senior Notes Due 2025 [Member] | Debt Issuance Costs [Member]
Debt Instrument [Line Items]
Deferred financing costs																								$ 7,900,000
7.875% Senior Notes Due 2025 [Member] | Level 2 [Member]
Debt Instrument [Line Items]
Fair value of notes																			534,400,000	639,700,000
7.250% Senior Notes Due 2026 [Member]
Debt Instrument [Line Items]
Deferred financing costs																									$ 5,400,000
Aggregate principal amount of convertible senior notes issued									$ 600,000,000.0		$ 400,000,000.0
Credit facility, amount borrowed									428,500,000
(Gain) Loss on extinguishment of debt														$ 24,600,000
Interest expense																				11,500,000	29,600,000
Amortization of deferred financing costs																				200,000	600,000
Convertible notes, interest rate											7.25%
Convertible notes maturity											Aug. 15, 2026
Accrued interest									7,700,000
Proceed to redeem senior notes									400,000,000.0
7.250% Senior Notes Due 2026 [Member] | Debt Issuance Costs [Member]
Debt Instrument [Line Items]
Deferred financing costs																									$ 5,400,000
4.875% Senior Notes Due 2029 [Member]
Debt Instrument [Line Items]
Outstanding principal amount																			600,000,000.0	600,000,000.0
Deferred financing costs														7,700,000			$ 7,700,000			7,200,000
Aggregate principal amount of convertible senior notes issued									$ 600,000,000.0
Interest expense																			30,100,000	18,400,000
Amortization of deferred financing costs																			$ 800,000	500,000
Convertible notes, interest rate									4.875%										4.875%
Convertible notes maturity									Jun. 01, 2029										Jan. 06, 2029
Unamortized debt discount and debt issuance costs																			$ 6,400,000
Senior notes, redemption price, percentage									100.00%
Senior notes, redemption price percentage with equity offerings									104.875%
Carrying amount																			593,600,000	592,800,000
Fair value of notes																			412,500,000	588,900,000
4.875% Senior Notes Due 2029 [Member] | Debt Issuance Costs [Member]
Debt Instrument [Line Items]
Deferred financing costs														$ 7,700,000			$ 7,700,000
4.875% Senior Notes Due 2029 [Member] | Maximum [Member]
Debt Instrument [Line Items]
Percentage of aggregate principal amount of senior notes being redeemed									40.00%
Eurodollar [Member]
Debt Instrument [Line Items]
Base rate interest rate floor							0.00%
2018 Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Credit facility, amount borrowed																				630,000,000.0
Credit facility, amount repaid																			654,000,000.0	480,000,000.0
Borrowings under the senior secured credit facility																			60,000,000.0	150,000,000.0
2018 Term Loan A [Member] | 2018 Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate			0.03%
2018 Term Loan B [Member]
Debt Instrument [Line Items]
Credit facility, amount repaid																				60,000,000.0
2017 Credit Facility [Member] | 2017 Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Repayment of prior senior secured credit facility							$ 1,178,100,000
2018 Credit Facility [Member]
Debt Instrument [Line Items]
Credit facility, maximum amount							1,250,000,000
Deferred financing costs						$ 1,200,000	11,700,000															$ 1,100,000
Credit facility, amount borrowed																			564,000,000.0	671,200,000	30,400,000
Credit facility, amount repaid																			$ 683,000,000.0	$ 561,300,000	20,700,000
Long-term debt, weighted average interest rate																			4.08%	2.62%
Borrowings under the senior secured credit facility																			$ 975,700,000	$ 1,094,600,000
Interest expense																			45,000,000.0	33,900,000	37,200,000
Non-cash interest expense																			300,000	400,000	300,000
Amortization of deferred financing costs																			1,900,000	2,300,000	$ 1,800,000
Commitment Fee Percentage								0.35%
2018 Credit Facility [Member] | 2024 Convertible Notes Exceeds 350 Million [Member] | Minimum [Member]
Debt Instrument [Line Items]
Outstanding principal amount					$ 350,000,000.0		$ 350,000,000.0
2018 Credit Facility [Member] | 2024 Convertible Notes Less Than 350 Million [Member] | Maximum [Member]
Debt Instrument [Line Items]
Outstanding principal amount																			350,000,000.0
2018 Credit Facility [Member] | Second Amendment [Member]
Debt Instrument [Line Items]
Debt Modification Costs			$ 1,400,000		1,600,000
Deferred financing costs					$ 1,100,000														800,000
Credit facility amendment date					Mar. 19, 2020
Recognized in interest expense, net													$ 600,000		$ 500,000
2018 Credit Facility [Member] | LIBOR [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate							1.00%
2018 Credit Facility [Member] | Base Rate [Member]
Debt Instrument [Line Items]
Base rate interest rate floor							1.00%
2018 Credit Facility [Member] | Federal Funds Rate [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate							0.50%
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Credit facility, maximum amount							$ 250,000,000.0
Borrowings under the senior secured credit facility																			60,000,000.0	150,000,000.0
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member] | Minimum [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage			0.25%				0.25%
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member] | Maximum [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage			0.35%				0.35%
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member] | Second Amendment [Member] | Minimum [Member]
Debt Instrument [Line Items]
Credit facility, maximum amount					$ 250,000,000.0
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member] | Second Amendment [Member] | Maximum [Member]
Debt Instrument [Line Items]
Credit facility, maximum amount																			282,500,000
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member] | Fourth Amendment [Member] | Minimum [Member]
Debt Instrument [Line Items]
Credit facility, maximum amount			$ 282,500,000
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member] | Fourth Amendment [Member] | Maximum [Member]
Debt Instrument [Line Items]
Credit facility, maximum amount																			$ 330,000,000.0
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member] | Base Rate [Member] | Minimum [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate			0.75%
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member] | Base Rate [Member] | Maximum [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate			1.25%
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member] | Base Rate [Member] | Second Amendment [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate																		1.50%
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member] | Base Rate [Member] | Second Amendment [Member] | Maximum [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate																			1.25%
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member] | Eurodollar [Member] | Minimum [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate			1.75%
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member] | Eurodollar [Member] | Maximum [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate			2.25%
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member] | Eurodollar [Member] | Second Amendment [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate																	2.50%
2018 Credit Facility [Member] | 2018 Term Loan A [Member]
Debt Instrument [Line Items]
Outstanding principal amount							$ 250,000,000.0
Borrowings under the senior secured credit facility																			$ 257,600,000	279,000,000.0
2018 Credit Facility [Member] | 2018 Term Loan A [Member] | Level 2 [Member]
Debt Instrument [Line Items]
Outstanding principal amount																			257,000,000.0	278,100,000
Debt instrument, fair value																			250,000,000.0	278,000,000.0
2018 Credit Facility [Member] | 2018 Term Loan A [Member] | 2024 Convertible Notes Exceeds 350 Million [Member]
Debt Instrument [Line Items]
Credit facility, maturity date		Sep. 15, 2023
2018 Credit Facility [Member] | 2018 Term Loan A [Member] | Second Amendment [Member]
Debt Instrument [Line Items]
Extended maturity date	Mar. 19, 2025
2018 Credit Facility [Member] | 2018 Term Loan A [Member] | Second Amendment [Member] | Minimum [Member]
Debt Instrument [Line Items]
Credit facility, maximum amount					$ 234,400,000
2018 Credit Facility [Member] | 2018 Term Loan A [Member] | Second Amendment [Member] | Maximum [Member]
Debt Instrument [Line Items]
Credit facility, maximum amount																			264,800,000
2018 Credit Facility [Member] | 2018 Term Loan A [Member] | Fourth Amendment [Member] | Minimum [Member]
Debt Instrument [Line Items]
Credit facility, maximum amount			$ 245,000,000.0
2018 Credit Facility [Member] | 2018 Term Loan A [Member] | Fourth Amendment [Member] | Maximum [Member]
Debt Instrument [Line Items]
Credit facility, maximum amount																			$ 286,200,000
2018 Credit Facility [Member] | 2018 Term Loan A [Member] | Base Rate [Member] | Second Amendment [Member] | Minimum [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate							0.75%
2018 Credit Facility [Member] | 2018 Term Loan A [Member] | Eurodollar [Member] | Second Amendment [Member] | Minimum [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate							1.75%
2018 Credit Facility [Member] | 2018 Term Loan A [Member] | Eurodollar [Member] | Second Amendment [Member] | Maximum [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate																			2.25%
2018 Credit Facility [Member] | 2018 Term Loan A [Member] | 2018 Revolving Credit Facility [Member] | Base Rate [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate			1.50%		2.00%
2018 Credit Facility [Member] | 2018 Term Loan A [Member] | 2018 Revolving Credit Facility [Member] | Eurodollar [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate			2.50%		3.00%
2018 Credit Facility [Member] | 2018 Term Loan B [Member]
Debt Instrument [Line Items]
Outstanding principal amount							$ 750,000,000.0
Credit facility, maturity date							Aug. 18, 2025
Senior secured credit facility, discount percentage							0.25%
Senior secured credit facility, discount amount							$ 1,900,000
Borrowings under the senior secured credit facility																			$ 658,100,000	665,600,000
2018 Credit Facility [Member] | 2018 Term Loan B [Member] | Level 2 [Member]
Debt Instrument [Line Items]
Outstanding principal amount																			654,300,000	660,500,000
Debt instrument, fair value																			$ 638,800,000	$ 663,100,000
2018 Credit Facility [Member] | 2018 Term Loan B [Member] | 2024 Convertible Notes Exceeds 350 Million [Member]
Debt Instrument [Line Items]
Credit facility, maturity date							Dec. 15, 2023
2018 Credit Facility [Member] | 2018 Term Loan B [Member] | Base Rate [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate				1.75%		1.75%	2.25%
2018 Credit Facility [Member] | 2018 Term Loan B [Member] | Base Rate [Member] | Third Amendment [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate																		1.50%
2018 Credit Facility [Member] | 2018 Term Loan B [Member] | Eurodollar [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate				2.75%		2.75%	3.25%
2018 Credit Facility [Member] | 2018 Term Loan B [Member] | Eurodollar [Member] | Third Amendment [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate																	2.50%
2018 Credit Facility [Member] | 2018 Term Loan B [Member] | 2018 Revolving Credit Facility [Member] | Base Rate [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate							1.50%
2018 Credit Facility [Member] | 2018 Term Loan B [Member] | 2018 Revolving Credit Facility [Member] | Eurodollar [Member]
Debt Instrument [Line Items]
Interest rate spread on variable rate							2.50%
Senior Unsecured Notes [Member]
Debt Instrument [Line Items]
Aggregate principal amount of convertible senior notes issued							$ 400,000,000.0