XML 50 R38.htm IDEA: XBRL DOCUMENT v3.19.1
Leases - Narrative (Details)
$ in Millions
Mar. 31, 2019
USD ($)
Leases [Abstract]  
Commitments under leases under ASU 840, 2019 $ 55.1
Commitments under leases under ASU 840, 2020 104.4
Commitments under leases under ASU 840, 2021 104.4
Commitments under leases under ASU 840, 2022 97.6
Commitments under leases under ASU 840, 2023 97.6
Commitments under leases under ASU 840, thereafter $ 168.5