Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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Acquisitions - Additional Information (Detail) $ in Thousands			1 Months Ended	6 Months Ended
	Aug. 01, 2019 USD ($) Location shares	Apr. 02, 2019 USD ($) Location shares	Nov. 26, 2019 USD ($) Location shares	Jun. 30, 2019 USD ($)
Business Acquisition [Line Items]
Fair value of equity shares issued				$ 7,450
N&S Supply of Fishkill, Inc
Business Acquisition [Line Items]
Number of locations in which the company operates \| Location			7
Cash consideration			$ 12,000
Stock issued for acquisition \| shares			22,435
Fair value of equity shares issued			$ 4,032
Number of years goodwill is deductible for tax purposes			15 years
Goodwill Acquired			$ 2,644
Peirce Phelps PPI [Member]
Business Acquisition [Line Items]
Number of locations in which the company operates \| Location	19
Business combination recognized identifiable assets acquired and liabilities assumed net	$ 85,000
Cash consideration	$ 10,000
Stock issued for acquisition \| shares	372,543
Fair value of equity shares issued	$ 58,344
Proceeds from non-controlling interest for Business Acquisition	17,000
Goodwill and intangibles acquired	28,884
Intangible assets acquired	$ 19,000
Number of years goodwill is deductible for tax purposes	15 years
Goodwill Acquired	$ 9,884
Peirce Phelps PPI [Member] \| Customer Relationships [Member]
Business Acquisition [Line Items]
Intangible assets acquired	$ 5,500
Amortization period	18 years
Peirce Phelps PPI [Member] \| Trade Names And Distribution Rights [Member]
Business Acquisition [Line Items]
Intangible assets acquired	$ 13,500
Dunphey Associates Supply Co [Member]
Business Acquisition [Line Items]
Number of locations in which the company operates \| Location		7
Cash consideration		$ 16,758
Stock issued for acquisition \| shares		50,952
Fair value of equity shares issued		$ 6,891
Goodwill and intangibles acquired		8,974
Intangible assets acquired		$ 5,300
Number of years goodwill is deductible for tax purposes		15 years
Dunphey Associates Supply Co [Member] \| Customer Relationships [Member]
Business Acquisition [Line Items]
Intangible assets acquired		$ 2,800
Amortization period		15 years
Dunphey Associates Supply Co [Member] \| Trade Names And Distribution Rights [Member]
Business Acquisition [Line Items]
Intangible assets acquired		$ 2,500