The following table presents debt balances as of June 30, 2018, and December 31, 2017.



	June 30, 2018		December 31, 2017
$545.0 million Senior Secured Term Loan B (“Senior Secured Term Loan”) bearing interest at the greater of 0.75% or one-month LIBOR (2.09% at June 30, 2018), plus an applicable margin of 3.75% at June 30, 2018, expiring October 19, 2022	$	534,250	$	534,250
$300.0 million Incremental Term Loan (“Incremental Term Loan”) bearing interest at one-month LIBOR (2.09% at June 30, 2018), plus an applicable margin of 3.25% at June 30, 2018, expiring April 3, 2021	285,000		291,000
$143.0 million Senior Secured Revolver (“Senior Secured Revolver”) bearing interest at one-month LIBOR (2.09% at June 30, 2018) plus an applicable margin of 3.5% at June 30, 2018, expiring October 19, 2020	67,962		—
$200.0 million Second Lien Facility ("Second Lien") bearing interest at one-month LIBOR (2.09% at June 30, 2018), plus an applicable margin of 8.0% at June 30, 2018, expiring April 19, 2023	200,000		—
International lines of credit and other loans	4,962		3,315
Total	1,092,174		828,565
Less current maturities of long-term debt	29,809		17,283
Principal, net of current portion	1,062,365		811,282
Less unamortized debt issuance costs	21,931		20,477
Long-term debt, net of current portion	$	1,040,434	$	790,805