Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2016

Fair Value Disclosures [Abstract]

Effect of Financial Assets and Liabilities Valued on Recurring Basis

The following table summarizes the assets and liabilities measured at fair value on a recurring basis for our interest rate swap derivative financial instrument:

				Fair Value Measurements at June 30, 2016
Description	June 30, 2016			Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)			Significant Unobservable Inputs (Level 3)
Derivative asset - current	$	578		$	—	$	578		$	—
Derivative asset - noncurrent		852			—		852			—
Derivative liability - current		(2,361	)		—		(2,361	)		—
Derivative liability - noncurrent		(3,165	)		—		(3,165	)		—
	$	(4,096	)	$	—	$	(4,096	)	$	—

				Fair Value Measurements at December 31, 2015
Description	December 31, 2015			Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)			Significant Unobservable Inputs (Level 3)
Derivative asset - current	$	388		$	—	$	388		$	—
Derivative asset - noncurrent		368			—		368			—
Derivative liability - current		(2,098	)		—		(2,098	)		—
Derivative liability - noncurrent		(1,673	)		—		(1,673	)		—
	$	(3,015	)	$	—	$	(3,015	)	$	—

Effect of Derivatives' Hedging Relationships

	Amount of after tax gain/ (loss) recognized in Other Comprehensive Income on Derivatives (effective portion)						Location of gain/(loss) reclassified from Accumulated Other Comprehensive Income		Pre-tax amount of gain/(loss) reclassified from Accumulated Other Comprehensive Income into Income (effective portion)
Derivatives’ Cash Flow Hedging Relationships	June 30, 2016			December 31, 2015			into Income (effective portion)		June 30, 2016			December 31, 2015
Forward starting interest rate swap contract	$	(4,096	)	$	(3,015	)		Interest Expense	$	(927	)	$	—
	$	(4,096	)	$	(3,015	)			$	(927	)	$	—