DEBT AND FINANCING ARRANGEMENTS (Tables)

12 Months Ended

Dec. 31, 2018

Debt Disclosure [Abstract]

Scheduled debt maturity

The scheduled maturity of the Company's aggregate amount of its debt obligation on its consolidated balance sheet at December 31, 2018 is shown in the following table:

Year ended December 31,
2019	$	250,000
2020	500,000
2021	—
2022	—
2023	—
After 2023	600,000
Unamortized discount and debt issuance expenses	(8,039		)
Total senior notes and notes payable	$	1,341,961