Basis of Presentation (Details) $ in Millions |
3 Months Ended | 6 Months Ended | |||
---|---|---|---|---|---|
Mar. 24, 2017
USD ($)
|
Dec. 01, 2015
store
|
Jun. 30, 2018
USD ($)
|
Jun. 30, 2018
USD ($)
|
Dec. 31, 2017
USD ($)
|
|
SARL Business | |||||
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | |||||
Note receivable from disposition of SARL business | $ 3.3 | $ 2.2 | |||
NATG | |||||
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | |||||
Number of remaining stores | store | 3 | ||||
Financial obligations related to leased facilities, carrying value | $ 46.4 | $ 46.4 | |||
Reserve for lease obligations | 13.0 | 13.0 | |||
Lease obligations, fair value | 46.4 | 46.4 | |||
Lease reserves for leased facilities | $ 0.1 | $ (0.1) | |||
SARL Business | |||||
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | |||||
Percentage of residual equity position retained | 5.00% |