15. Related party transactions	12 Months Ended
Dec. 31, 2016
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 $1,000 during the years ended December 31, 2016 and 2015. On December 14, 2015, the Company entered into a stock purchase agreement (the "Stock Purchase Agreement") with Ludmila Smolyansky, the Company's Chairperson of the Board pursuant to which Ms. Smolyansky agreed to sell to the Company 30 and the Company agreed to purchase such shares under its previously disclosed repurchase plan at a purchase price equal to the product of (a) 30 multiplied by (b) the average of the last reported closing sale price of the Common Stock on the Nasdaq Global Market for each of the five (5) Trading Days (as defined in the Stock Purchase Agreement) immediately preceding the date of the Stock Purchase Agreement. The transaction was consummated on December 15, 2015. On March 14, 2016, the Company entered into an endorsement agreement (the "Agreement") with Ludmila Smolyansky, the Company's Chairperson of the Board. Under the terms and conditions of the Agreement, Ms. Smolyansky grants an unlimited, perpetual, non-exclusive, worldwide and, except as set forth therein, royalty free, right to use, reuse, publish, reproduce, perform, copy, create derivative works, exhibit, broadcast and display Ms. Smolyansky's name, image and likeness in Marketing Materials (as defined in the Agreement). As consideration for such license, the Company agrees to pay Ms. Smolyansky a royalty equal to $0.02 for each Company product or item sold by Lifeway during each calendar month bearing Ms. Smolyansky's first name, last name or other identifying personal characteristics; provided however that such royalty will not exceed $50 in any month and such royalty payments will cease upon the death of Ms. Smolyansky. The Agreement was effective as of January 1, 2016. Royalties earned by the Chairperson are included in selling expenses in the accompanying consolidated statements of income and comprehensive income and were $600 during the year ended December 31, 2016.

15. Related party transactions

12 Months Ended

Dec. 31, 2016

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 $1,000 during the years ended December 31, 2016 and 2015.

On December 14, 2015, the Company entered into a stock purchase agreement (the "Stock Purchase Agreement") with Ludmila Smolyansky, the Company's Chairperson of the Board pursuant to which Ms. Smolyansky agreed to sell to the Company 30 and the Company agreed to purchase such shares under its previously disclosed repurchase plan at a purchase price equal to the product of (a) 30 multiplied by (b) the average of the last reported closing sale price of the Common Stock on the Nasdaq Global Market for each of the five (5) Trading Days (as defined in the Stock Purchase Agreement) immediately preceding the date of the Stock Purchase Agreement. The transaction was consummated on December 15, 2015.

On March 14, 2016, the Company entered into an endorsement agreement (the "Agreement") with Ludmila Smolyansky, the Company's Chairperson of the Board. Under the terms and conditions of the Agreement, Ms. Smolyansky grants an unlimited, perpetual, non-exclusive, worldwide and, except as set forth therein, royalty free, right to use, reuse, publish, reproduce, perform, copy, create derivative works, exhibit, broadcast and display Ms. Smolyansky's name, image and likeness in Marketing Materials (as defined in the Agreement). As consideration for such license, the Company agrees to pay Ms. Smolyansky a royalty equal to $0.02 for each Company product or item sold by Lifeway during each calendar month bearing Ms. Smolyansky's first name, last name or other identifying personal characteristics; provided however that such royalty will not exceed $50 in any month and such royalty payments will cease upon the death of Ms. Smolyansky. The Agreement was effective as of January 1, 2016. Royalties earned by the Chairperson are included in selling expenses in the accompanying consolidated statements of income and comprehensive income and were $600 during the year ended December 31, 2016.