Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the next rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

No definition available.

Name:	us-gaap_UnrecordedUnconditionalPurchaseObligationDueInNextRollingTwelveMonths
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Commitments and Contingencies - Narrative (Details) $ in Millions	Jun. 23, 2020 litigation_case	Sep. 30, 2020 USD ($)
Loss Contingencies [Line Items]
Noncancelable purchase commitments due within one year \| $		$ 75.4
Teamsters and GEHA Lawsuits
Loss Contingencies [Line Items]
Class action lawsuits filed \| litigation_case	2