Summary of Significant Accounting Policies (Tables) |
12 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Dec. 31, 2017 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accounting Policies [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Schedule of Credit Losses for Financing Receivables, Current |
The following table set forth the activity in the allowance for doubtful accounts for the years ended December 31, 2017 and 2016 (in thousands):
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Tabular disclosure of credit losses for current financing receivables (such as trade and accounts receivable), including a rollforward of the balance. An alternative caption includes allowance for doubtful accounts. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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