XML 33 R21.htm IDEA: XBRL DOCUMENT
v3.21.2

Other Operating Income, Net | 9 Months Ended
--- | ---
Sep. 30, 2021
Other Income And Expenses [Abstract] |
Other Operating Income, Net |
1 4. | Other Operating Income, Net
Other operating income, net, for the nine months ended September 30, 2021 included a gain on the sale of the Company’s former corporate headquarters of $12.3 million. Other operating income, net for the three and nine months ended September 30, 2020 included $69.9 million on nonrecurring gains on the sales of investment land and divested assets, which are recorded in the West Group.

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

X
- Definition The entire disclosure for other operating income and other operating expense items. + References No definition available. + Details
Name: | us-gaap_OtherOperatingIncomeAndExpenseTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration