Summary of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis

The following table summarizes the financial assets and liabilities measured at fair value on a recurring basis as of September 30, 2018 and September 30, 2017:

	September 30, 2018
	Carrying Value		Level 1		Level 2		Level 3
Other assets:
Investments held by Rabbi Trust	$	12,517	$	12,517	$	—	$	—
Total Assets	$	12,517	$	12,517	$	—	$	—
Accrued expenses and other current liabilities:
Interest rate swap contracts	$	3,441	$	—	$	3,441	$	—
Other liabilities:
Interest rate swap contracts		12,098		—		12,098		—
Obligation to Rabbi Trust		12,517		12,517		—		—
Total Liabilities	$	28,056	$	12,517	$	15,539	$	—

	September 30, 2017
	Carrying Value		Level 1		Level 2		Level 3
Other assets:
Investments held by Rabbi Trust	$	11,004	$	11,004	$	—	$	—
Total Assets	$	11,004	$	11,004	$	—	$	—
Accrued expenses and other current liabilities:
Interest rate swap contracts	$	4,621	$	—	$	4,621	$	—
Fuel hedge contracts		50		—		50		—
Other liabilities:
Interest rate swap contracts		30,518		—		30,518		—
Obligation to Rabbi Trust		11,004		11,004		—		—
Total Liabilities	$	46,193	$	11,004	$	35,189	$	—

Derivative Instruments Gain Loss [Line Items]

Summary of Effects on Consolidated Financial Statements of Designated As Cash Flow Hedges

The effects on the consolidated financial statements of the fuel swaps which were designated as cash flow hedges were as follows:

	Fiscal Year Ended		Nine Months Ended			Year Ended
	September 30, 2018		September 30, 2017			December 31, 2016
Income (loss) recognized in Other comprehensive income (loss) (effective portion)	$	57	$	(641	)	$	666
Income (loss) recognized in Cost of services provided (ineffective portion)		—		19			301
Net gain (loss) reclassified from Accumulated other comprehensive loss into Cost of services provided		7		(398	)		(3,767	)