Annual report pursuant to Section 13 and 15(d)

Goodwill and Other Intangibles, Net - Additional Information (Detail)

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Goodwill and Other Intangibles, Net - Additional Information (Detail) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Indefinite-lived Intangible Assets [Line Items]      
Goodwill impairment loss $ 0 $ 0 $ 0
Disposal related to goodwill associated with closure of underperforming locations 600,000 600,000 1,500,000
Disposal related to intangible assets 7,100,000 3,700,000 0
Total intangible assets, Net total 305,556,000 297,379,000 134,611,000
Amortization expense $ 1,300,000 $ 2,100,000 $ 2,100,000
Trade name      
Indefinite-lived Intangible Assets [Line Items]      
Intangible asset estimated useful life 9 years 9 months 18 days 8 years 9 months 18 days  
Customer Relationships      
Indefinite-lived Intangible Assets [Line Items]      
Intangible asset estimated useful life 18 years 2 months 12 days 19 years 3 months 18 days  
Non-compete      
Indefinite-lived Intangible Assets [Line Items]      
Intangible asset estimated useful life 2 years 9 months 18 days 2 years 9 months 18 days