XML 40 R27.htm IDEA: XBRL DOCUMENT v3.8.0.1
Revenue from Contracts with Customers Contract Assets and Liabilities (Tables)
 3 Months Ended
Mar. 31, 2018
Contract with Customer, Asset and Liability [Abstract]  
Contract with Customer, Asset and Liability [Table Text Block]
Contract Assets and Liabilities

The following table summarizes our beginning and ending balances for accounts receivable and contract liabilities associated with our contracts with customers:

 
 
 
 
 
Accounts Receivable, Net
Contract Liabilities (Current)
Contract Liabilities (Long-term)
December 31, 2017
$
1,035.9

$
34.1

$
78.8

March 31, 2018
1,238.2

34.0

77.6

Increase/(decrease)
$
202.3

$
(0.1
)
$
(1.2
)