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Note 11. Restructuring Costs Restructuring Costs (Tables)
 12 Months Ended
Dec. 31, 2017
Restructuring and Related Activities [Abstract]  
Restructuring and Related Costs [Table Text Block]
The components of the restructuring charges for the years ended December 31, 2017, 2016 and 2015 were as follows:
 
Years Ended December 31,
 
2017
 
2016
 
2015
Personnel-related costs (1)
$
7

 
$
22

 
$
3

Facility-related costs (2)
3

 
10

 
3

Accelerated depreciation on asset disposals
1

 
1

 
—

Other restructuring costs (3)
1

 
6

 
4

Total restructuring charges
$
12

 
$
39

 
$
10
Schedule of Restructuring Reserve by Type of Cost [Table Text Block]
The following is a reconciliation of the beginning and ending restructuring reserve balances for the Business Optimization Initiative:
 
Personnel-related costs
 
Facility-related costs
 
Accelerated depreciation asset disposals
 
Other restructuring costs
 
Total
Balance at October 1, 2015
$
—

 
$
—

 
$
—

 
$
—

 
$
—

Restructuring charges
3

 
3

 
—

 
4

 
10

Costs paid or otherwise settled
—

 
—

 
—

 
(1
)
 
(1
)
Balance at December 31, 2015
$
3

 
$
3

 
$
—

 
$
3

 
$
9

Restructuring charges
22

 
10

 
1

 
6

 
39

Costs paid or otherwise settled
(16
)
 
(6
)
 
(1
)
 
(9
)
 
(32
)
Balance at December 31, 2016
$
9

 
$
7

 
$
—

 
$
—

 
$
16

Restructuring charges
7

 
3

 
1

 
1

 
12

Costs paid or otherwise settled
(13
)
 
(7
)
 
—

 
(1
)
 
(21
)
Balance at December 31, 2017
$
3

 
$
3

 
$
1

 
$
—

 
$
7
Schedule of Expected Restructuring Costs by Cost Type [Table Text Block]
The following table shows the total restructuring costs expected to be incurred by type of cost for the Business Optimization Initiative:
 
Total amount expected to be incurred
 
Amount incurred to date
 
Total amount remaining to be incurred
Personnel-related costs
$
32

 
$
32

 
$
—

Facility-related costs
16

 
16

 
—

Accelerated depreciation related to asset disposals
3

 
2

 
1

Other restructuring costs
12

 
11

 
1

Total
$
63

 
$
61

 
$
2
Schedule of Expected Restructuring Costs by Business Segment [Table Text Block]
The following table shows the total restructuring costs expected to be incurred by reportable segment for the Business Optimization Initiative:
 
Total amount expected to be incurred
 
Amount incurred to date
 
Total amount remaining to be incurred
Real Estate Franchise Services
$
5

 
$
5

 
$
—

Company Owned Real Estate Brokerage Services
36

 
36

 
—

Relocation Services
5

 
5

 
—

Title and Settlement Services
2

 
2

 
—

Corporate and Other
15

 
13

 
2

Total
$
63

 
$
61

 
$
2