Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt - Additional Information (Detail)

v3.24.2
Long-Term Debt - Additional Information (Detail)
 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Aug. 16, 2018
USD ($)
Apr. 30, 2024
USD ($)
May 31, 2021
USD ($)
May 31, 2020
USD ($)
Jun. 30, 2024
USD ($)
Jun. 30, 2023
USD ($)
Jun. 30, 2024
USD ($)
Jun. 30, 2023
USD ($)
Dec. 31, 2022
USD ($)
Days
$ / shares
Dec. 31, 2023
USD ($)
Jun. 30, 2021
USD ($)
Jun. 30, 2020
USD ($)
Debt Instrument [Line Items]                        
Outstanding principal amount         $ 2,422,500,000   $ 2,422,500,000          
Credit facility, amount borrowed             988,500,000          
Gain on extinguishment of debt             (10,500,000) $ 0        
Interest expense         60,400,000 $ 41,100,000 102,000,000 82,900,000        
Letters of credit issued but undrawn         120,000,000   120,000,000          
4.250% Convertible Senior Notes Due 2028 [Member]                        
Debt Instrument [Line Items]                        
Outstanding principal amount         277,500,000   277,500,000   $ 277,500,000 $ 277,500,000    
Deferred financing costs                 8,500,000      
Aggregate principal amount of senior notes issued                 250,000,000      
Convertible debt underwriters over allotment option fully exercised                 37,500,000      
Interest expense         4,000,000 3,300,000 7,300,000 6,600,000        
Amortization of deferred financing costs         $ 400,000 400,000 $ 700,000 700,000        
Additional principal amount of convertible notes                 $ 27,500,000      
Convertible notes, interest rate         4.25%   4.25%   4.25%      
Convertible notes maturity             Jun. 15, 2028   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         $ 258,600,000   $ 258,600,000     320,900,000    
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         6,300,000   $ 6,300,000     7,000,000    
Convertible senior notes, carrying value         271,200,000   271,200,000     270,500,000    
7.875% Senior Notes Due 2025 [Member]                        
Debt Instrument [Line Items]                        
Outstanding principal amount         262,300,000   262,300,000     600,000,000    
Deferred financing costs         900,000   900,000     2,900,000   $ 7,900,000
Aggregate principal amount of senior notes issued   $ 300,000,000   $ 600,000,000                
Debt instrument , Purchase Price   309,100,000                    
Accrued interest   3,200,000                    
Reduction to long term debt   298,800,000                    
Gain on extinguishment of debt   7,100,000     900,000              
Interest expense         6,800,000 12,200,000 19,000,000 24,400,000        
Amortization of deferred financing costs         $ 200,000 400,000 $ 600,000 800,000        
Convertible notes, interest rate       7.875% 7.875%   7.875%          
Convertible notes maturity       Sep. 01, 2025     Jan. 09, 2025          
Carrying amount         $ 261,400,000   $ 261,400,000     597,100,000    
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         257,900,000   257,900,000     596,800,000    
4.875% Senior Notes Due 2029 [Member]                        
Debt Instrument [Line Items]                        
Outstanding principal amount         600,000,000   600,000,000     600,000,000    
Deferred financing costs         5,100,000   5,100,000     5,500,000 $ 7,700,000  
Aggregate principal amount of senior notes issued     $ 600,000,000                  
Interest expense         7,600,000 7,600,000 15,100,000 15,100,000        
Amortization of deferred financing costs         $ 300,000 200,000 $ 500,000 400,000        
Convertible notes, interest rate     4.875%   4.875%   4.875%          
Convertible notes maturity     Jun. 01, 2029       Jan. 06, 2029          
Carrying amount         $ 594,900,000   $ 594,900,000     594,500,000    
Fair value of notes         $ 420,900,000   $ 420,900,000     471,600,000    
4.875% Senior Notes Due 2029 [Member] | Debt Issuance Costs [Member]                        
Debt Instrument [Line Items]                        
Deferred financing costs                     $ 7,700,000  
SOFR                        
Debt Instrument [Line Items]                        
Base rate interest rate floor             0.00%          
2018 Revolving Credit Facility [Member]                        
Debt Instrument [Line Items]                        
Convertible notes maturity             Mar. 19, 2025          
2018 Term Loan A [Member]                        
Debt Instrument [Line Items]                        
Convertible notes maturity             Mar. 19, 2025          
2018 Term Loan A [Member] | 2018 Revolving Credit Facility [Member] | Base Rate [Member] | Minimum [Member]                        
Debt Instrument [Line Items]                        
Interest rate spread on variable rate             0.75%          
2018 Term Loan A [Member] | 2018 Revolving Credit Facility [Member] | Base Rate [Member] | Maximum [Member]                        
Debt Instrument [Line Items]                        
Interest rate spread on variable rate             1.25%          
2018 Term Loan A [Member] | 2018 Revolving Credit Facility [Member] | SOFR | Minimum [Member]                        
Debt Instrument [Line Items]                        
Interest rate spread on variable rate             1.75%          
2018 Term Loan A [Member] | 2018 Revolving Credit Facility [Member] | SOFR | Maximum [Member]                        
Debt Instrument [Line Items]                        
Interest rate spread on variable rate             2.25%          
2018 Term Loan B [Member]                        
Debt Instrument [Line Items]                        
Convertible notes maturity             Aug. 18, 2025          
Separately 2025 Senior Notes [Member]                        
Debt Instrument [Line Items]                        
Aggregate principal amount of senior notes issued   37,700,000                    
Debt instrument , Purchase Price   38,900,000                    
Accrued interest   500,000                    
Credit facility carrying value   $ 37,500,000                    
2018 Credit Facility [Member]                        
Debt Instrument [Line Items]                        
Credit facility, maximum amount $ 1,250,000,000                      
Credit facility, amount borrowed               71,000,000        
Interest expense           18,100,000   35,200,000        
Amortization of deferred financing costs           $ 500,000   $ 1,000,000        
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] | SOFR                        
Debt Instrument [Line Items]                        
Interest rate spread on variable rate             1.00%          
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member]                        
Debt Instrument [Line Items]                        
Credit facility, maximum amount $ 250,000,000                      
Credit facility, amount borrowed             $ 200,000,000          
Letters of credit issued but undrawn                   45,000,000    
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%                      
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%                      
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member] | Fourth Amendment [Member]                        
Debt Instrument [Line Items]                        
Credit facility, maximum amount $ 330,000,000                      
2018 Credit Facility [Member] | 2018 Revolving Credit Facility [Member] | Adjusted term SOFR interest periods of one month                        
Debt Instrument [Line Items]                        
Interest rate spread on variable rate 0.11%                      
2018 Credit Facility [Member] | 2018 Term Loan A [Member]                        
Debt Instrument [Line Items]                        
Outstanding principal amount $ 250,000,000                      
2018 Credit Facility [Member] | 2018 Term Loan A [Member] | Level 2 [Member]                        
Debt Instrument [Line Items]                        
Outstanding principal amount                   235,500,000    
2018 Credit Facility [Member] | 2018 Term Loan A [Member] | Fourth Amendment [Member]                        
Debt Instrument [Line Items]                        
Credit facility, maximum amount 286,200,000                      
2018 Credit Facility [Member] | 2018 Term Loan B [Member]                        
Debt Instrument [Line Items]                        
Outstanding principal amount $ 750,000,000                      
2018 Credit Facility [Member] | 2018 Term Loan B [Member] | Level 2 [Member]                        
Debt Instrument [Line Items]                        
Outstanding principal amount                   $ 648,200,000    
2018 Credit Facility [Member] | 2018 Term Loan B [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] | SOFR                        
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] | Adjusted term SOFR interest periods of three month                        
Debt Instrument [Line Items]                        
Interest rate spread on variable rate 0.43%                      
2018 Credit Facility [Member] | 2018 Term Loan B [Member] | 2018 Revolving Credit Facility [Member] | Adjusted term Sofr interest periods of six month                        
Debt Instrument [Line Items]                        
Interest rate spread on variable rate 0.72%                      
2018 Credit Facility [Member] | 2018 Term Loan B [Member] | 2018 Revolving Credit Facility [Member] | Adjusted term SOFR interest periods of twelve month                        
Debt Instrument [Line Items]                        
Interest rate spread on variable rate 0.26%