Specialty Rental Assets, Net (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Less: accumulated depreciation	$ (213,273)	$ (200,376)
Specialty rental assets, net	347,464	353,695
Specialty rental assets
Property, Plant and Equipment [Line Items]
Specialty rental assets, gross	547,561	545,399
Construction-in-process
Property, Plant and Equipment [Line Items]
Specialty rental assets, gross	$ 13,176	$ 8,672

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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