Income Taxes (Tables)

12 Months Ended

Dec. 31, 2015

The provision (benefit) for income taxes for the years ended December 31, 2015, 2014 and 2013, consists of the following:


	Years Ended December 31,
	2015		2014		2013
Current:
Federal	$	86,053	$	103,332	$	73,243
State		14,809		17,972		12,993
		100,862		121,304		86,236
Deferred:
Federal		(117,549)		27,646		35,797
State		(14,905)		3,385		2,883
		(132,454)		31,031		38,680
Provision (benefit) for income taxes	$	(31,592)	$	152,335	$	124,916

Significant Components of Deferred Income Tax Assets and Liabilities

The significant components of deferred income tax assets and liabilities as of December 31, 2015 and 2014 are as follows:


	2015		2014
Deferred income tax assets:
Accounts receivable reserves	$	2,968	$	3,519
Accrued expenses		37,465		34,377
Compensation		16,924		15,549
Interest rate and fuel hedges		7,475		3,479
Leases		990		1,178
State taxes		4,218		5,480
Contingent liabilities		17,636		25,071
Other		1,472		527
Gross deferred income tax assets		89,148		89,180
Less: Valuation allowance		-		-
Net deferred income tax assets		89,148		89,180

Deferred income tax liabilities:
Goodwill and other intangibles		(158,093)		(280,828)
Property and equipment		(288,953)		(255,512)
Landfill closure/post-closure		(37,185)		(34,277)
Prepaid expenses		(7,683)		(7,690)
Total deferred income tax liabilities		(491,914)		(578,307)
Net deferred income tax liability	$	(402,766)	$	(489,127)

Differences between Income Tax Provision in Statements of Net Income and Income Tax Provision Computed at Federal Statutory Rate

The differences between the Company’s income tax provision (benefit) as presented in the accompanying Consolidated Statements of Net Income (Loss) and income tax provision (benefit) computed at the federal statutory rate consist of the items shown in the following table as a percentage of pre-tax income:


	Years Ended December 31,
	2015		2014		2013
Income tax provision (benefit) at the statutory rate		(35.0%)		35.0%		35.0%
State taxes, net of federal benefit		(0.3)		3.8		3.7
Deferred income tax liability adjustments		(3.1)		0.3		-
Noncontrolling interests		(0.3)		(0.1)		-
Goodwill impairment		12.3		-		-
Other		1.4		0.5		0.2
		(25.0%)		39.5%		38.9%