Schedule II: Valuation and Qualifying Accounts |
12 Months Ended | |||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2017 | ||||||||||||||||||||||||||||||||||||||||||||||
| Valuation and Qualifying Accounts [Abstract] | ||||||||||||||||||||||||||||||||||||||||||||||
| Schedule II: Valuation and Qualifying Accounts |
Valuation Allowance for Deferred Tax Assets
|
|||||||||||||||||||||||||||||||||||||||||||||
| X | ||||||||||
- Definition The entire disclosure for any allowance and reserve accounts (their beginning and ending balances, as well as a reconciliation by type of activity during the period). Alternatively, disclosure of the required information may be within the footnotes to the financial statements or a supplemental schedule to the financial statements. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- References No definition available.
|