Lease Commitments - Additional Information (Details) $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2019 USD ($)	Dec. 31, 2019 USD ($)
Lessee, Lease, Description [Line Items]
Termination option		1 year
Short-term lease obligation	$ 5.2	$ 5.2
Reduction of ROU assets	0.3
Reduction of lease liabilities	$ 0.3
Minimum
Lessee, Lease, Description [Line Items]
Remaining lease term	1 year	1 year
Extension option	1 year	1 year
Maximum
Lessee, Lease, Description [Line Items]
Remaining lease term	10 years	10 years
Extension option	5 years	5 years