13. Related party transactions	6 Months Ended
Jun. 30, 2017
Related Party Transactions [Abstract]
Related party transactions	The Company obtains consulting services from the Chairperson of its board of directors. Fees earned by the Chairperson are included in general and administrative expenses in the accompanying consolidated statements of income and comprehensive income and were $500 and $539 during the six months ended June 30, 2017 and 2016, respectively, and $250 and $213 during the three months ended June 30, 2017 and 2016, respectively. The Company is also a party to a royalty agreement with the Chairperson of its board of directors under which the Company pays the Chairperson a royalty based on the sale of certain Lifeway product, not to exceed $50 in any fiscal month. Royalties earned by the Chairperson are included in selling expenses in the accompanying consolidated statements of income and comprehensive income and were $300 during the six months ended June 30, 2017 and 2016, and $150 during the three months ended June 30, 2017 and 2016.

13. Related party transactions

6 Months Ended

Jun. 30, 2017

The Company obtains consulting services from the Chairperson of its board of directors. Fees earned by the Chairperson are included in general and administrative expenses in the accompanying consolidated statements of income and comprehensive income and were $500 and $539 during the six months ended June 30, 2017 and 2016, respectively, and $250 and $213 during the three months ended June 30, 2017 and 2016, respectively.

The Company is also a party to a royalty agreement with the Chairperson of its board of directors under which the Company pays the Chairperson a royalty based on the sale of certain Lifeway product, not to exceed $50 in any fiscal month. Royalties earned by the Chairperson are included in selling expenses in the accompanying consolidated statements of income and comprehensive income and were $300 during the six months ended June 30, 2017 and 2016, and $150 during the three months ended June 30, 2017 and 2016.