LONG-TERM DEBT (Tables)

3 Months Ended

Mar. 31, 2019

Debt And Derivatives Disclosure [Abstract]

Summary of Components of Long-Term Debt and Capital Leases by Debt Instrument

A summary of long-term debt and finance leases by debt instrument follows:

	March 31, 2019		December 31, 2018
Senior Secured Credit Facility:
Revolving line of credit facility ("Revolving Credit Facility") due May 2023; bearing interest at LIBOR plus 2.00%	$	—	$	69,600
Term loan A facility ("Term Loan Facility") due May 2023; bearing interest at LIBOR plus 2.00%	350,000		350,000
Tax-Exempt Bonds:
New York State Environmental Facilities Corporation Solid Waste Disposal Revenue Bonds Series 2014 ("New York Bonds 2014") due December 2044 - fixed rate interest period through 2019; bearing interest at 3.75%	25,000		25,000
New York State Environmental Facilities Corporation Solid Waste Disposal Revenue Bonds Series 2014R-2 ("New York Bonds 2014R-2") due December 2044 - fixed rate interest period through 2026; bearing interest at 3.125%	15,000		15,000
Finance Authority of Maine Solid Waste Disposal Revenue Bonds Series 2005R-3 ("FAME Bonds 2005R-3") due January 2025 - fixed rate interest period through 2025; bearing interest at 5.25%	25,000		25,000
Finance Authority of Maine Solid Waste Disposal Revenue Bonds Series 2015R-1 ("FAME Bonds 2015R-1") due August 2035 - fixed rate interest period through 2025; bearing interest at 5.125%	15,000		15,000
Finance Authority of Maine Solid Waste Disposal Revenue Bonds Series 2015R-2 ("FAME Bonds 2015R-2") due August 2035 - fixed rate interest period through 2025; bearing interest at 4.375%	15,000		15,000
Vermont Economic Development Authority Solid Waste Disposal Long-Term Revenue Bonds Series 2013 ("Vermont Bonds") due April 2036 - fixed rate interest period through 2028; bearing interest at 4.625%	16,000		16,000
Business Finance Authority of the State of New Hampshire Solid Waste Disposal Revenue Bonds Series 2013 ("New Hampshire Bonds") due April 2029 - fixed rate interest period through 2019; bearing interest at 4.00%	11,000		11,000
Other:
Finance leases maturing through December 2107; bearing interest at a weighted average of 5.3%	13,504		11,248
Notes payable maturing through June 2027; bearing interest at a weighted average of 2.90%	2,298		2,401
Principal amount of long-term debt and finance leases	487,802		555,249
Less—unamortized discount and debt issuance costs (1)	10,375		10,950
Long-term debt and finance leases less unamortized discount and debt issuance costs	477,427		544,299
Less—current maturities of long-term debt and finance leases	2,694		2,298
	$	474,733	$	542,001

(1) A summary of unamortized discount and debt issuance costs by debt instrument follows:

	March 31, 2019		December 31, 2018
Revolving Credit Facility and Term Loan Facility (collectively, the "Credit Facility")	$	6,708	$	7,118
New York Bonds 2014	801		847
New York Bonds 2014R-2	435		450
FAME Bonds 2005R-3	496		517
FAME Bonds 2015R-1	604		622
FAME Bonds 2015R-2	474		493
Vermont Bonds	581		595
New Hampshire Bonds	276		308
	$	10,375	$	10,950

Schedule of Cash Flow Hedges Related to Derivative Instruments

A summary of the amount of loss on cash flow hedging relationships related to interest rate swaps reclassified from accumulated other comprehensive income into earnings follows:

	Three Months Ended March 31,
	2019			2018
Statement of Operations Location	(Expense) Income
Interest expense	$	(25	)	$	(53	)

A summary of the effect of cash flow hedges related to derivative instruments on the consolidated balance sheet follows:

		Fair Value
	Balance Sheet Location	March 31, 2019			December 31, 2018
Interest rate swaps	Other current assets	$	260		$	338
Interest rate swaps	Other non-current assets	152			482
		$	412		$	820
Interest rate swaps	Other accrued liabilities	$	579		$	387
Interest rate swaps	Other long-term liabilities	2,433			1,555
		$	3,012		$	1,942
Interest rate swaps	Accumulated other comprehensive loss	$	(2,753	)	$	(1,196	)
Interest rate swaps - tax provision	Accumulated other comprehensive loss	(112		)	(112		)
		$	(2,865	)	$	(1,308	)

Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income

A summary of the effect of cash flow hedges related to derivative instruments on the consolidated balance sheet follows:

		Fair Value
	Balance Sheet Location	March 31, 2019			December 31, 2018
Interest rate swaps	Other current assets	$	260		$	338
Interest rate swaps	Other non-current assets	152			482
		$	412		$	820
Interest rate swaps	Other accrued liabilities	$	579		$	387
Interest rate swaps	Other long-term liabilities	2,433			1,555
		$	3,012		$	1,942
Interest rate swaps	Accumulated other comprehensive loss	$	(2,753	)	$	(1,196	)
Interest rate swaps - tax provision	Accumulated other comprehensive loss	(112		)	(112		)
		$	(2,865	)	$	(1,308	)