Income Taxes (Tables)

12 Months Ended

Dec. 31, 2014

Income Tax Disclosure [Abstract]

Components Of The Provision For Income Taxes

The components of the provision for income taxes are as follows:

	Year Ended December 31,
(In thousands)	2014		2013		2012
Current:
Federal	$	123,598	$	74,202	$	74,074
State	15,858		15,635		11,890
	139,456		89,837		85,964
Deferred:
Federal	21,542		28,593		14,978
State	4,002		4,143		2,704
	25,544		32,736		17,682
Total provision for income taxes	$	165,000	$	122,573	$	103,646

Schedule Of Effective Income Tax Reconciliation Of The U.S. Statutory Federal Income Tax Rates

2014, 2013 and 2012:

	Year Ended December 31,
(In thousands)	2014			2013			2012
Tax provision at statutory rate	$	151,380		$	115,040		$	95,584
State income taxes, net of federal benefit	14,120			12,083			10,211
Meals and entertainment disallowance	959			872			828
Tax credits	(1,307		)	(5,422		)	(2,609		)
Other, net	(152		)	—			(368		)
Total provision for income taxes	$	165,000		$	122,573		$	103,646

Schedule Of Deferred Tax Assets And Liabilities

Deferred tax assets and liabilities consist of the following:

	December 31,
(In thousands)	2014			2013
Deferred tax assets:
Claims and insurance reserves	$	36,690		$	35,200
Allowance for doubtful accounts	2,161			1,595
Accrued vacation	19,291			14,873
Deferred compensation	28,648			22,067
Other	12,924			10,648
Total deferred tax assets	99,714			84,383
Valuation allowance	(559		)	(460		)
Net deferred tax assets	99,155			83,923
Deferred tax liabilities:
Depreciation and amortization	(279,324		)	(239,971		)
Unrecognized revenue	(9,506		)	(8,169		)
Other	(1,737		)	(1,651		)
Total deferred tax liabilities	(290,567		)	(249,791		)
Net deferred tax liability	$	(191,412	)	$	(165,868	)

Schedule Of Net Deferred Tax Liability

Our net deferred tax liability consists of the following:

	December 31,
(In thousands)	2014			2013
Current deferred tax asset	$	29,371		$	23,249
Noncurrent deferred tax liability	(220,783		)	(189,117		)
Net deferred tax liability	$	(191,412	)	$	(165,868	)