Revenue (Tables)

3 Months Ended

Mar. 31, 2018

The following table represents changes in our contract assets and contract liabilities balances:



	March 31, 2018		January 1, 2018		Year-to-date Change ($)		Year-to-date Change (%)
Contract assets
Accounts receivable, net of allowances	$	207.3	$	222.7	(15.4	)	6.9	%
Unbilled contract revenue	37.7		43.5		(5.8	)	13.3	%

Contract liabilities
Customer advances and billings in excess of contract revenue	$	114.7	$	100.3	14.4		(14.4	)%
Long-term deferred revenue	2.7		2.6		0.1		(3.8	)%

The following table represents a disaggregation of revenue by product application along with the reportable segment for each category:



	For the Three Months Ended March 31, 2018
	Energy & Chemicals		Distribution & Storage		BioMedical		Intersegment Eliminations			Consolidated
Natural gas processing (including petrochemical) applications	$	58.7	$	—	$	—	$	—		$	58.7
Liquefied natural gas (LNG) applications	9.0		34.2		—		(1.0		)	42.2
Industrial gas applications	3.4		—		—		—			3.4
HVAC, power and refining applications	18.8		—		—		—			18.8
Bulk industrial gas applications	—		53.0		—		—			53.0
Packaged gas industrial applications	—		48.9		—		—			48.9
Respiratory therapy	—		—		28.9		—			28.9
Cryobiological storage	—		—		19.1		—			19.1
On-site generation systems	—		—		6.7		—			6.7
Total	$	89.9	$	136.1	$	54.7	$	(1.0	)	$	279.7

The following table represents a disaggregation of revenue by timing of revenue along with the reportable segment for each category:



	For the Three Months Ended March 31, 2018
	Energy & Chemicals		Distribution & Storage		BioMedical		Intersegment Eliminations			Consolidated
Point in time	$	23.9	$	121.1	$	53.4	$	—		$	198.4
Over time	66.0		15.0		1.3		(1.0		)	81.3
Total	$	89.9	$	136.1	$	54.7	$	(1.0	)	$	279.7