Segments (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 01, 2017	Sep. 02, 2016	Sep. 01, 2017	Sep. 02, 2016
Segment Reporting [Abstract]
Revenue	$ 1,841,074	$ 1,463,967	$ 5,294,910	$ 4,246,011
Cost of revenue	262,922	202,701	739,619	603,352
Gross profit	$ 1,578,152	$ 1,261,266	$ 4,555,291	$ 3,642,659
Gross profit as a percentage of revenue	86.00%	86.00%	86.00%	86.00%
Digital Media [Member]
Segment Reporting [Abstract]
Revenue	$ 1,270,215	$ 989,969	$ 3,620,282	$ 2,864,824
Cost of revenue	69,533	56,771	182,935	169,490
Gross profit	$ 1,200,682	$ 933,198	$ 3,437,347	$ 2,695,334
Gross profit as a percentage of revenue	95.00%	94.00%	95.00%	94.00%
Digital Marketing [Member]
Segment Reporting [Abstract]
Revenue	$ 529,497	$ 429,605	$ 1,547,319	$ 1,248,023
Cost of revenue	191,536	144,065	551,454	427,984
Gross profit	$ 337,961	$ 285,540	$ 995,865	$ 820,039
Gross profit as a percentage of revenue	64.00%	66.00%	64.00%	66.00%
Print And Publishing [Member]
Segment Reporting [Abstract]
Revenue	$ 41,362	$ 44,393	$ 127,309	$ 133,164
Cost of revenue	1,853	1,865	5,230	5,878
Gross profit	$ 39,509	$ 42,528	$ 122,079	$ 127,286
Gross profit as a percentage of revenue	96.00%	96.00%	96.00%	96.00%