The following table presents a summary of our operating segments and other expense for the three and nine months ended September 28, 2019 and September 29, 2018:



(In thousands)	Domestic		International		Other			Total

Three Months Ended 2019
Revenues	$	1,265,263	$	164,165	$	—		$	1,429,428

Costs of revenue	246,634		25,144		—			271,778
Operating expenses	639,590		68,153		361,130			1,068,873
Total costs and expenses	886,224		93,297		361,130			1,340,651

Operating earnings (loss)	$	379,039	$	70,868	$	(361,130	)	$	88,777



(In thousands)	Domestic		International		Other			Total

Three Months Ended 2018
Revenues	$	1,188,154	$	151,919	$	—		$	1,340,073

Costs of revenue	202,980		27,352		—			230,332
Operating expenses	532,958		67,220		302,407			902,585
Total costs and expenses	735,938		94,572		302,407			1,132,917

Operating earnings (loss)	$	452,216	$	57,347	$	(302,407	)	$	207,156



(In thousands)	Domestic		International		Other			Total

Nine Months Ended 2019
Revenues	$	3,762,205	$	488,161	$	—		$	4,250,366

Costs of revenue	719,119		74,536		—			793,655
Operating expenses	1,817,244		209,580		1,012,049			3,038,873
Total costs and expenses	2,536,363		284,116		1,012,049			3,832,528

Operating earnings (loss)	$	1,225,842	$	204,045	$	(1,012,049	)	$	417,838



(In thousands)	Domestic		International		Other			Total

Nine Months Ended 2018
Revenues	$	3,525,314	$	475,347	$	—		$	4,000,661

Costs of revenue	617,839		82,554		—			700,393
Operating expenses	1,604,297		209,771		875,542			2,689,610
Total costs and expenses	2,222,136		292,325		875,542			3,390,003

Operating earnings (loss)	$	1,303,178	$	183,022	$	(875,542	)	$	610,658