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CONSOLIDATED STATEMENTS OF NET INCOME - USD ($) shares in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Jan. 02, 2016 | Jan. 03, 2015
Service revenues, net | $ 949,121 | $ 937,368 | $ 1,181,945
Product sales and other, net | 215,781 | 227,051 | 297,971
Revenues, net | 1,164,902 | 1,164,419 | 1,479,916
Cost of services | 468,761 | 477,926 | 535,320
Cost of product sales and other | 110,640 | 112,406 | 142,045
Cost of revenues | 579,401 | 590,332 | 677,365
Gross profit | 585,501 | 574,087 | 802,551
Marketing expenses | 194,398 | 201,021 | 262,258
Selling, general and administrative expenses | 190,292 | 205,008 | 240,979
Operating income | 200,811 | 168,058 | 299,314
Interest expense | 115,160 | 121,843 | 122,984
Other expense, net | 1,524 | 2,027 | 3,206
Gain on Brazil acquisition | 0 | 0 | (10,540)
Gain on early extinguishment of debt | 0 | (11,426) | 0
Income before income taxes | 84,127 | 55,614 | 183,664
Provision for income taxes | 16,634 | 22,835 | 65,931
Net income | 67,493 | 32,779 | 117,733
Net loss attributable to the noncontrolling interest | 206 | 166 | 54
Net income attributable to Weight Watchers International, Inc. | $ 67,699 | $ 32,945 | $ 117,787
Earnings Per Share attributable to Weight Watchers International, Inc. |  |  |
Basic | $ 1.06 | $ 0.56 | $ 2.08
Diluted | $ 1.03 | $ 0.56 | $ 2.08
Weighted average common shares outstanding |  |  |
Basic | 63,742 | 58,369 | 56,607
Diluted | 65,897 | 58,966 | 56,705

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