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Debt (Tables) | 3 Months Ended
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Mar. 31, 2017
Debt Disclosure [Abstract] |
Schedule of Long-Term Debt | Long-term debt is comprised of the following (in thousands):
| March 31, 2017 |  | December 30, 2016
Senior secured term loan A | $ | 351,563 |  |  | $ | 356,250 |
Senior secured term loan B | 948,286 |  |  | 1,014,750 |
9.125% senior notes due 2023 | 360,000 |  |  | 360,000 |
Revolving line of credit | 82,000 |  |  | 40,000 |
Less unamortized discount on term loan B and debt issuance costs | (39,437 | ) |  | (40,837 | )
Total debt | 1,702,412 |  |  | 1,730,163 |
Less current portion of long-term debt | 34,173 |  |  | 31,344 |
Total long-term debt | $ | 1,668,239 |  |  | $ | 1,698,819 |
Schedule of Maturities of Long-term Debt | Contractual maturities under the Senior Secured Credit Facilities and Senior Notes for the remainder of 2017 and the five years and thereafter, excluding any discounts or premiums, as of March 31, 2017 are as follows (in thousands):
|  | 2017 |  | 2018 |  | 2019 |  | 2020 |  | 2021 |  | After 2021
Future minimum principal payments |  | $ | 27,142 |  |  | $ | 30,469 |  |  | $ | 37,500 |  |  | $ | 119,500 |  |  | $ | 229,688 |  |  | $ | 1,297,550 |
Schedule of Deferred Financing Fees | The change in deferred debt issuance costs related to the Revolving Credit Facility is as follows (in thousands):
December 30, 2016 | $ | 3,800 |
Amortization during the period | (248 | )
March 31, 2017 | $ | 3,552 |
The change in unamortized discount and debt issuance costs related to the Term Loan Facilities and Senior Notes is as follows (in thousands):
| Debt Issuance Costs |  | Unamortized Discount on TLB Facility |  | Total
December 30, 2016 | $ | 32,096 |  |  | $ | 8,741 |  |  | $ | 40,837 |
Financing costs incurred | 1,789 |  |  | — |  |  | 1,789 |
Write-off of debt issuance costs and unamortized discount (1) | (1,051 | ) |  | (508 | ) |  | (1,559 | )
Amortization during the period | (1,299 | ) |  | (331 | ) |  | (1,630 | )
March 31, 2017 | $ | 31,535 |  |  | $ | 7,902 |  |  | $ | 39,437 |
(1) | The Company prepaid a portion of its TLB Facility during the first quarter of 2017. The Company recognized a loss from extinguishment of debt of $1.6 million, which is included in Interest Expense, Net in the accompanying Condensed Consolidated Statements of Operations and Comprehensive Income for the three months ended March 31, 2017. The loss from extinguishment of debt represents the portion of the unamortized discount and debt issuance costs related to the TLB Facility prepaid.
Schedule of Interest Rate Derivatives | Information regarding the Company’s outstanding interest rate swaps designated as cash flow hedges as of March 31, 2017 is as follows (dollars in thousands):
Notional Amount |  | Start Date |  | End Date |  | Pay Fixed Rate |  | Receive Current Floating Rate |  | Fair Value |  | Balance Sheet Location
$ | 200,000 |  |  | Jun-17 |  | Jun-20 |  | 1.1325 | % |  | N/A |  |  | $ | 3,536 |  |  | Other Long-Term Assets
$ | 250,000 |  |  | Jul-16 |  | Jun-17 |  | 0.615 | % |  | 0.98 | % |  | $ | 244 |  |  | Prepaid Expenses and Other Current Assets

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