Revenue Recognition (Tables)

6 Months Ended

Mar. 31, 2021

Revenue from Contract with Customer [Abstract]

Schedule of Consolidated Sales Disaggregated by Supply Mode

The tables below present our consolidated sales disaggregated by supply mode for each of our reporting segments for the three and six months ended 31 March 2021 and 2020. We believe this presentation best depicts the nature, timing, type of customer, and contract terms for our sales.

	Industrial Gases– Americas	Industrial Gases– EMEA	Industrial Gases– Asia	Industrial Gases– Global	Corporate and other	Total	%
Three Months Ended 31 March 2021
On-site	$636.7	$202.3	$416.0	$—	$—	$1,255.0	50	%
Merchant	419.4	382.3	281.5	—	—	1,083.2	43	%
Sale of Equipment	—	—	—	97.9	65.9	163.8	7	%
Total	$1,056.1	$584.6	$697.5	$97.9	$65.9	$2,502.0	100	%
Three Months Ended 31 March 2020
On-site	$516.2	$160.3	$425.6	$—	$—	$1,102.1	50	%
Merchant	416.2	332.4	232.5	—	—	981.1	44	%
Sale of Equipment	—	—	—	79.3	53.8	133.1	6	%
Total	$932.4	$492.7	$658.1	$79.3	$53.8	$2,216.3	100	%

	Industrial Gases– Americas	Industrial Gases– EMEA	Industrial Gases– Asia	Industrial Gases– Global	Corporate and other	Total	%
Six Months Ended 31 March 2021
On-site	$1,178.0	$391.0	$830.9	$—	$—	$2,399.9	49	%
Merchant	811.1	756.6	584.1	—	—	2,151.8	44	%
Sale of Equipment	—	—	—	202.4	123.1	325.5	7	%
Total	$1,989.1	$1,147.6	$1,415.0	$202.4	$123.1	$4,877.2	100	%
Six Months Ended 31 March 2020
On-site	$1,050.7	$331.7	$843.9	$—	$—	$2,226.3	50	%
Merchant	817.9	659.7	507.0	—	—	1,984.6	44	%
Sale of Equipment	—	—	—	171.9	88.2	260.1	6	%
Total	$1,868.6	$991.4	$1,350.9	$171.9	$88.2	$4,471.0	100	%

Schedule of Contract Assets and Liabilities

The table below details balances arising from contracts with customers:

	Balance Sheet Location	31 March 2021	30 September 2020
Assets
Contract assets – current	Other receivables and current assets	$68.8	$55.9
Contract fulfillment costs – current	Other receivables and current assets	154.5	109.9
Liabilities
Contract liabilities – current	Payables and accrued liabilities	413.0	313.8
Contract liabilities – noncurrent	Other noncurrent liabilities	59.4	57.9