XML 115 R89.htm IDEA: XBRL DOCUMENT

Derivative Instruments and Hedging Activities (Forward Interest Rate Swap Agreements) (Details) - USD ($) $ in Millions	Sep. 30, 2019	Mar. 31, 2019	Dec. 24, 2018	Jul. 31, 2018	Jun. 25, 2018	May 23, 2018
Interest rate swap agreements
Derivative [Line Items]
Notional amount	$ 1,700.0	$ 1,700.0		$ 300.0	$ 200.0	$ 1,000.0
Fixed Rate Paid				2.885%	2.723%	2.915%
Interest rate swap agreements - fixed rate paid 2.744%
Derivative [Line Items]
Notional amount			$ 50.0
Fixed Rate Paid			2.744%
Interest rate swap agreements - fixed rate paid 2.808%
Derivative [Line Items]
Notional amount			$ 100.0
Fixed Rate Paid			2.808%
Interest rate swap agreements - fixed rate paid 2.728%
Derivative [Line Items]
Notional amount			$ 50.0
Fixed Rate Paid			2.728%