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Commitments and Contingencies
6 Months Ended
Jun. 30, 2016
Commitments and Contingencies Disclosure [Abstract]  
Commitments and contingencies
Commitments and contingencies
Legal Proceedings
We are, from time to time, involved in routine litigation incidental to our operations. None of the litigation in which we are currently involved, individually or in the aggregate, is material to our combined financial condition, liquidity or results of operations nor are we aware of any material pending or contemplated proceedings.