XML 37 R25.htm IDEA: XBRL DOCUMENT
v3.21.2

Interim Financial Statements (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2021
Interim Financial Statements. |
Summary of carrying values and fair values of senior subordinated notes and fixed rate mortgage facilities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, 2021 | ​ | December 31, 2020 |
​ |  | Carrying Value |  | Fair Value |  | Carrying Value |  | Fair Value |
3.50% senior subordinated notes due 2025 | ​ | ​ | 544.0 | ​ | ​ | 564.1 | ​ | ​ | 543.2 | ​ | $ | 554.6 | ​
3.75% senior subordinated notes due 2029 | ​ | ​ | 493.9 | ​ | ​ | 498.2 | ​ | ​ | — | ​ | ​ | — | ​
Mortgage facilities | ​ |  | 398.9 | ​ |  | 406.5 | ​ |  | 458.1 | ​ |  | 474.7 | ​

X
- Definition Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=121572278&loc=d3e13467-108611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueByBalanceSheetGroupingTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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