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Summary of Lease Exit and Severance Liabilities (Detail) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Restructuring Cost And Reserve [Line Items]
Beginning balance	$ 4,381	$ 6,753
General and administrative charges	385	3,945
Cash payments	(875)	(5,342)
Ending balance	3,891	5,356
Lease Exit Costs
Restructuring Cost And Reserve [Line Items]
Beginning balance	4,109	6,468
General and administrative charges	135	109
Cash payments	(459)	(1,426)
Ending balance	3,785	5,151
Severance
Restructuring Cost And Reserve [Line Items]
Beginning balance	272	285
General and administrative charges	250	3,836
Cash payments	(416)	(3,916)
Ending balance	$ 106	$ 205

X

- Definition

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

+ References

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-Publisher FASB
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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

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