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LONG-TERM DEBT AND FINANCING ARRANGEMENTS (Summary) (Details) - USD ($) $ in Thousands | Sep. 30, 2016 | Dec. 31, 2015
--- | --- | ---
Long-term debt obligations |  |
Long-term debt | $ 237,614 | $ 212,509
Less current portion | 61,251 | 44,910
Long-term debt, less current portion | 176,363 | 167,599
Payments under long-term debt obligations |  |
Due in one year or less | 65,493 |
Due after one year through two years | 82,514 |
Due after two years through three years | 21,005 |
Due after three years through four years | 74,909 |
Due after four years through five years | 3,632 |
Due after five years | 24 |
Total payments | 247,577 |
Less amounts representing interest | 9,963 |
Long-term debt | 237,614 | 212,509
Credit Facility |  |
Long-term debt obligations |  |
Long-term debt | 70,000 | 70,000
Payments under long-term debt obligations |  |
Due in one year or less | 1,514 |
Due after one year through two years | 1,683 |
Due after two years through three years | 1,768 |
Due after three years through four years | 70,466 |
Total payments | 75,431 |
Less amounts representing interest | 5,431 |
Long-term debt | 70,000 | 70,000
Credit Facility | Interest rate swap agreement |  |
Long-term debt obligations |  |
Amount of borrowings covered by the interest rate swap | $ 50,000 |
Effective fixed interest rate on hedged borrowings (as a percent) | 3.10% |
Accounts receivable securitization program |  |
Long-term debt obligations |  |
Long-term debt | $ 35,000 | 35,000
Interest rate (as a percent) | 1.30% |
Payments under long-term debt obligations |  |
Due in one year or less | $ 532 |
Due after one year through two years | 35,149 |
Total payments | 35,681 |
Less amounts representing interest | 681 |
Long-term debt | 35,000 | 35,000
Notes payable |  |
Long-term debt obligations |  |
Long-term debt | $ 131,882 | 106,703
Weighted-average interest rate (as a percent) | 2.10% |
Payments under long-term debt obligations |  |
Due in one year or less | $ 63,177 |
Due after one year through two years | 45,457 |
Due after two years through three years | 19,007 |
Due after three years through four years | 4,365 |
Due after four years through five years | 3,632 |
Due after five years | 24 |
Total payments | 135,662 |
Less amounts representing interest | 3,780 |
Long-term debt | 131,882 | 106,703
Capital lease obligations |  |
Long-term debt obligations |  |
Long-term debt | $ 732 | 806
Weighted-average interest rate (as a percent) | 5.80% |
Payments under long-term debt obligations |  |
Due in one year or less | $ 270 |
Due after one year through two years | 225 |
Due after two years through three years | 230 |
Due after three years through four years | 78 |
Total payments | 803 |
Less amounts representing interest | 71 |
Long-term debt | $ 732 | $ 806

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