Leases - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2019	Apr. 01, 2019
Minimum [Member]
Lessee Lease Description [Line Items]
Leases remaining term	1 year
Maximum [Member]
Lessee Lease Description [Line Items]
Leases remaining term	30 years
Leases options to extend	5 years
ASC 842 Adoption [Member]
Lessee Lease Description [Line Items]
Additional lease liabilities		$ 13.3
Right-of-use assets		$ 13.3