XML 24 R9.htm IDEA: XBRL DOCUMENT
v3.6.0.2

Corporate Office Relocation | 12 Months Ended
--- | ---
Dec. 31, 2016
Restructuring and Related Activities [Abstract] |
Corporate office relocation | Corporate office relocation In May 2013, we announced our plan to relocate our corporate offices to Atlanta, Georgia, from the previous location in Bloomfield Hills, Michigan. The relocation of operations occurred in phases over time and was substantially complete in 2016. We recorded employee severance, retention, relocation, and related expenses of $1.0 million, $2.0 million, and $7.6 million in 2016, 2015, and 2014, respectively. We also recorded lease exit and asset impairment expenses totaling $7.3 million, $2.3 million, and $8.7 million in 2016, 2015, and 2014, respectively. Severance, retention, relocation, and related expenses are recorded within selling, general, and administrative expense, while lease exit and asset impairment expenses are included in other expense, net.

X
- References No definition available. + Details
Name: | us-gaap_RestructuringAndRelatedActivitiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for restructuring and related activities. Description of restructuring activities such as exit and disposal activities, include facts and circumstances leading to the plan, the expected plan completion date, the major types of costs associated with the plan activities, total expected costs, the accrual balance at the end of the period, and the periods over which the remaining accrual will be settled. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 + Details
Name: | us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration