RELATED PARTY TRANSACTIONS - Other transactions (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
|
| Affiliates of Emerson | |||
| Related Party Transaction [Line Items] | |||
| Sales | $ 3.1 | $ 3.8 | $ 5.2 |
| Purchases | 33.8 | 32.0 | 42.8 |
| Lease Payment | 1.0 | 1.5 | 1.5 |
| Receivables | 0.5 | 0.6 | |
| Affiliates of Platinum | |||
| Related Party Transaction [Line Items] | |||
| Sales | 0.4 | 0.2 | |
| Purchases | 65.0 | 56.6 | $ 5.0 |
| Accounts payable | $ 2.4 | $ 0.5 | |