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Contingencies
12 Months Ended
Dec. 31, 2017
Contingencies [Abstract]  
Contingencies
8.
Contingencies

In the ordinary conduct of the Company's business, the Company is subject to lawsuits, arbitrations and administrative proceedings from time to time. The Company believes that the outcome of any existing or known threatened proceedings, even if determined adversely, should not have a material adverse effect on the Company's business, financial condition, liquidity or results of operations.