Goodwill and Intangible Assets - Carrying Amount and Accumulated Amortization of Intangible Assets (Detail) - USD ($) $ in Thousands	12 Months Ended
	Feb. 28, 2021	Feb. 29, 2020
Finite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Life (in years)	8 years 8 months 12 days	9 years 2 months 12 days
Gross Carrying Amount	$ 105,083	$ 100,813
Accumulated Amortization	52,371	44,256
Amortized intangible assets, Net	$ 52,712	$ 56,557
Trademarks and Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Life (in years)	11 years 10 months 24 days	12 years 7 months 6 days
Gross Carrying Amount	$ 27,561	$ 26,161
Accumulated Amortization	8,194	5,811
Amortized intangible assets, Net	$ 19,367	$ 20,350
Customer Lists
Finite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Life (in years)	6 years 9 months 18 days	7 years 4 months 24 days
Gross Carrying Amount	$ 75,862	$ 73,102
Accumulated Amortization	42,727	37,161
Amortized intangible assets, Net	$ 33,135	$ 35,941
Noncompete Agreements
Finite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Life (in years)	3 years 1 month 6 days	1 year 9 months 18 days
Gross Carrying Amount	$ 877	$ 767
Accumulated Amortization	667	501
Amortized intangible assets, Net	210	266
Patent [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	783	783
Accumulated Amortization	$ 783	$ 783