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Related Party Transactions	6 Months Ended
Related Party Transactions	Jun. 30, 2018
Related Party Transactions [Abstract]
Related Party Transactions	9. Related Party Transactions Certain members of the Company’s board of directors serve on the board of directors for one of our suppliers, PGT, Inc. Further, the Company has entered into certain leases of land and buildings with certain employees or non-affiliate stockholders. Activity associated with these related party transactions was not significant for the three and six months ended June 30, 2018 or 2017. Transactions between the Company and other related parties occur in the ordinary course of business. However, the Company carefully monitors and assesses related party relationships. Management does not believe that any of these transactions with related parties had a material impact on the Company’s results for the three and six months ended June 30, 2018 or 2017.