CONSOLIDATED STATEMENT OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Revenue	$ 3,230,933	$ 3,109,547	$ 3,022,987
Operating costs and expenses:
Cost of revenue (exclusive of depreciation shown separately below)	778,161	860,204	977,357
Selling and marketing expense	1,345,576	1,147,409	982,774
General and administrative expense	525,629	443,610	378,142
Product development expense	185,766	160,515	139,759
Depreciation	62,205	61,156	58,909
Amortization of intangibles	139,952	57,926	59,843
Goodwill impairment	14,056	0	0
Total operating costs and expenses	3,051,345	2,730,820	2,596,784
Operating income	179,588	378,727	426,203
Equity in earnings (losses) of unconsolidated affiliates	772	(9,697)	(6,615)
Interest expense	(73,636)	(56,314)	(33,596)
Other income (expense), net	36,149	(42,787)	30,309
Earnings from continuing operations before income taxes	142,873	269,929	416,301
Income tax provision	(29,516)	(35,372)	(134,502)
Earnings from continuing operations	113,357	234,557	281,799
Earnings from discontinued operations, net of tax	17	174,673	1,926
Net earnings	113,374	409,230	283,725
Net loss attributable to noncontrolling interests	6,098	5,643	2,059
Net earnings attributable to IAC shareholders	$ 119,472	$ 414,873	$ 285,784
Per share information attributable to IAC shareholders:
Basic earnings per share from continuing operations (in usd per share)	$ 1.44	$ 2.88	$ 3.40
Diluted earnings per share from continuing operations (in usd per share)	1.33	2.71	3.27
Basic earnings per share (in usd per share)	1.44	4.98	3.42
Diluted earnings per share (in usd per share)	1.33	4.68	3.29
Dividends declared per share (in usd per share)	$ 1.36	$ 1.16	$ 0.96
Stock-based compensation expense by function:
Stock-based compensation expense	$ 105,450	$ 59,634	$ 53,005
Cost of Revenue
Stock-based compensation expense by function:
Stock-based compensation expense	1,210	949	2,863
Selling and Marketing Expense
Stock-based compensation expense by function:
Stock-based compensation expense	10,186	2,144	2,813
General and Administrative Expense
Stock-based compensation expense by function:
Stock-based compensation expense	82,798	49,862	42,487
Product Development Expense
Stock-based compensation expense by function:
Stock-based compensation expense	$ 11,256	$ 6,679	$ 4,842