The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy.

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The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

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Amount of increase (decrease) of consideration paid in advance for rent that provides economic benefits in future periods.

+ References

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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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.

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Number of pending claims pertaining to a loss contingency.

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The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill.

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Carrying amount (including both current and noncurrent portions) of accrued known and estimated losses incurred as of the balance sheet date for which no insurance coverage exists, and for which a claim has been made or is probable of being asserted, typically arising from workmen's compensation-type of incidents and personal injury to nonemployees from accidents on the entity's property.

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Commitments and Contingencies - Additional Information (Detail) $ in Thousands	3 Months Ended
	Mar. 31, 2019 USD ($) lawsuit	Mar. 31, 2018 USD ($)
Loss Contingencies [Line Items]
Purchases of intangible assets	$ 162	$ 34
Prepaid rent under the lease	10,900
Initial deposit	$ 200
Number of lawsuits against Company \| lawsuit	7
Self insurance on product claim	$ 5,000
Surety Bond
Loss Contingencies [Line Items]
Bonds outstanding	24,600
Expiring in 2019 \| Surety Bond
Loss Contingencies [Line Items]
Bonds outstanding	400
Expiring in 2020 \| Surety Bond
Loss Contingencies [Line Items]
Bonds outstanding	700
Expiring in 2021 \| Surety Bond
Loss Contingencies [Line Items]
Bonds outstanding	2,300
Expiring in 2022 \| Surety Bond
Loss Contingencies [Line Items]
Bonds outstanding	3,200
Expiring in 2023 \| Surety Bond
Loss Contingencies [Line Items]
Bonds outstanding	7,500
Expiring in 2024 \| Surety Bond
Loss Contingencies [Line Items]
Bonds outstanding	10,500
Line of Credit
Loss Contingencies [Line Items]
Letters of credit outstanding amount	3,100
Lease Agreements
Loss Contingencies [Line Items]
Purchases of intangible assets	$ 13,100