Summary of Significant Accounting Policies (Tables) |
12 Months Ended | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2018 | |||||||||||||
| Accounting Policies [Abstract] | |||||||||||||
| Useful Lives for Principal Classes of Assets |
The ranges of useful lives for the principal classes of assets are as follows:
|
||||||||||||
| X | ||||||||||
- Definition Schedule of Property and Equipment Useful Lives [Table Text Block] No definition available.
|
| X | ||||||||||
- References No definition available.
|