Fair Value Measurements - Additional Information (Details) $ in Millions	Sep. 30, 2019 USD ($)
Interest swap contract
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Outstanding debt covered by swaps	$ 80.0
FSE Acquisition
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Contingent consideration	4.7
Level 3 | FSE Acquisition
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Contingent consideration	$ 4.7