Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE OF FINANCIAL INSTRUMENTS Narrative (Details)

v3.19.3
FAIR VALUE OF FINANCIAL INSTRUMENTS Narrative (Details) - USD ($)
$ in Millions
6 Months Ended 12 Months Ended
Sep. 30, 2019
Mar. 31, 2019
Level 2 fair value measurements    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Estimated fair value of debt $ 170.8 $ 160.3