Derivatives (Tables)

6 Months Ended

Jun. 30, 2013

Summary of Derivative Instruments [Abstract]

Effect of Derivative Instruments on the Statement of Operations

The Effect of Designated Derivative Instruments on the Statement of Operations

For the Three Months Ended June 30, 2012

Derivatives in Cash Flow Hedging Relationships	Amount of Gain (Loss) Recognized in OCI on Derivatives (Effective Portion)			Location of Gain  (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	Amount of Gain (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)			Location of Gain (Loss) Recognized in Income on Derivatives (Ineffective Portion)	Amount of Gain (Loss) Recognized in Income on Derivatives (Ineffective Portion)
Interest rate contracts	$	117		Interest expense and other, net	$	61		Interest expense and other, net	$	—
Diesel fuel swap	(7		)	Fuel expense (included in Costs of revenues, excluding depreciation and amortization)	(7		)	Other (income) expense, net	—
Total	$	110			$	54			$	—

The Effect of Designated Derivative Instruments on the Statement of Operations

For the Six Months Ended June 30, 2012

Derivatives in Cash Flow Hedging Relationships	Amount of Gain (Loss) Recognized in OCI on Derivatives (Effective Portion)		Location of Gain  (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	Amount of Gain (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)			Location of Gain (Loss) Recognized in Income on Derivatives (Ineffective Portion)	Amount of Gain (Loss) Recognized in Income on Derivatives (Ineffective Portion)
Interest rate contracts	$	154	Interest expense and other, net	$	92		Interest expense and other, net	$	—
Diesel fuel swap	15		Fuel expense (included in Costs of revenues, excluding depreciation and amortization)	(46		)	Other (income) expense, net	—
Total	$	169		$	46			$	—

The Effect of Non-Designated Derivative Instruments on the Statement of Operations

For the Three Months Ended June 30, 2012

Derivatives in Cash Flow Hedging Relationships	Location of Gain (Loss) Recognized in Income on Derivatives	Amount of Gain (Loss) Recognized in Income on Derivatives
Interest rate contracts	Interest expense and other, net	$	(11	)

The Effect of Non-Designated Derivative Instruments on the Statement of Operations

For the Six Months Ended June 30, 2012

Derivatives in Cash Flow Hedging Relationships	Location of Gain (Loss) Recognized in Income on Derivatives	Amount of Gain (Loss) Recognized in Income on Derivatives
Interest rate contracts	Interest expense and other, net	$	(29	)

The Effect of Designated Derivative Instruments on the Statement of Operations

For the Three Months Ended June 30, 2013

Derivatives in Cash Flow Hedging Relationships	Amount of Gain (Loss) Recognized in OCI on Derivatives (Effective Portion)		Location of Gain  (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	Amount of Gain (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)			Location of Gain (Loss) Recognized in Income on Derivatives (Ineffective Portion)	Amount of Gain (Loss) Recognized in Income on Derivatives (Ineffective Portion)
Interest rate contracts	$	63	Interest expense and other, net	$	(221	)	Interest expense and other, net	$	—

The Effect of Designated Derivative Instruments on the Statement of Operations

For the Six Months Ended June 30, 2013

Derivatives in Cash Flow Hedging Relationships	Amount of Gain (Loss) Recognized in OCI on Derivatives (Effective Portion)		Location of Gain  (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	Amount of Gain (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)			Location of Gain (Loss) Recognized in Income on Derivatives (Ineffective Portion)	Amount of Gain (Loss) Recognized in Income on Derivatives (Ineffective Portion)
Interest rate contracts	$	30	Interest expense and other, net	$	(411	)	Interest expense and other, net	$	—