Disposition of Assets - Additional Information (Detail) $ in Thousands, $ in Thousands		12 Months Ended
Oct. 01, 2019 CAD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)
Income before income taxes		$ (534,163)	$ 161,597	$ 188,144
Operating lease liability		876,206
CANADA [Member]
Income before income taxes		2,631	$ 10,737	$ 8,947
Operating lease liability		$ 2,873
Canadian Based Retailer [Member]
Sale of stores	$ 131,711

Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

+ References

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Present value of lessee's discounted obligation for lease payments from operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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