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Supplemental Financial Information (Detail) - USD ($)
$ in Millions
Dec. 31, 2018
Jan. 01, 2018
Dec. 31, 2017
Accounts receivable      
Trade $ 590   $ 559
Other 12   7
Accounts receivable, gross 602   566
Less: allowance for doubtful accounts (14)   (12)
Total accounts receivable, net 588 $ 534 554
Inventories      
Finished goods 16   18
Service parts 12   12
Total inventories 28   30
Property and equipment      
Land 8   8
Buildings and improvements 84   82
Capital lease assets 52   0
Machinery and other equipment 495   404
Property and equipment, gross 639   494
Less: accumulated depreciation (344)   (332)
Total property and equipment, net 295   162
Other current liabilities      
Sales and value-added taxes 34   30
Pension and other postemployment plan liabilities 10   9
Capital lease obligations - current portion 17   0
Other 74   63
Total other current liabilities 135   102
Deferred revenue      
Deferred revenue, current 490 395 414
Long-term deferred revenue 105 $ 85 85
Total deferred revenue 595   499
Other long-term liabilities      
Transition tax 102   133
Capital lease obligations 30   0
Uncertain tax positions 17   14
Other 8   2
Total other long-term liabilities $ 157   $ 149