Equity-Based Compensation - Schedule of Stock Options Valuation Assumptions (Detail)	12 Months Ended
	Dec. 31, 2019
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]
Risk-free interest rate	2.27%
Expected volatility	31.44%	[1]
Expected dividend yield	0.00%
Expected life (years)	6 years	[2]

[1] Prior to April 2019, due to the Company’s limited history as a public company, the volatility for the Company’s stock was estimated using the average volatility calculated for a peer group, which was based upon daily price observations over the estimated term of options granted.

[2] The expected life was estimated using the simplified method, as the Company does not have sufficient historical exercise data due to the limited period of time its common stock has been publicly traded.