Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jul. 02, 2016	Jul. 04, 2015
Cash flows from operating activities
Net income	$ 80,698	$ 12,787
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization charges	31,778	30,512
Loss on extinguishment of debt	2,161
Amortization of loan origination fees and original issue discount	4,611	5,027
Prepayment premium on term loans	(2,518)
Write-off of original issue discount - prior term loans	(14,230)
Loss on disposal of property, plant and equipment	6	45
Deferred income tax (benefit) provision	(57,010)	2,546
Stockbased compensation expense	11,853	7,218
Forgiveness of notes receivable from stockholders	32
Changes in operating assets and liabilities (excluding amounts from acquisitions):
Accounts receivable	(110)	9,464
Inventories	4,901	(12,450)
Prepaid expenses and other current assets	1,663	2,018
Accounts payable and accrued liabilities	(6,310)	(13,133)
Other	88	66
Net cash provided by operating activities	57,613	44,100
Cash flows used in investing activities
Purchases of property, plant and equipment	(17,052)	(17,633)
Net cash used in acquisitions		(72,483)
Proceeds from sale of property, plant and equipment	2	12
Net cash used in investing activities	(17,050)	(90,104)
Cash flows used in financing activities
Proceeds from issuance of term loans, net of original issue discount	1,293,500
Repayments on term loans and capital leases	(1,259,899)	(6,886)
Borrowings on revolving line of credit	67,102	265,272
Repayments on revolving line of credit	(66,919)	(210,221)
Repayments on other long-term liabilities	(7,222)
Redemption of stock	(1,577)
Retirement of stockholder notes receivable	2,730
Issuance of stockholder notes receivable	(232)	(140)
Loan origination fees	(3,553)
Payment of initial public offering costs	(992)
Net cash provided by financing activities	22,938	48,025
Net increase in cash and cash equivalents	63,501	2,021
Cash and cash equivalents, beginning of period	4,505	97
Cash and cash equivalents, end of period	68,006	2,118
Cash paid during the period for:
Interest, net	63,147	47,584
Income taxes paid (refunded), net	1,070	1,422
Significant noncash transactions:
Accounts payable for construction in progress	1,467	$ 1,001
Common stock surrendered to retire stockholder notes receivable	476
Accrued amounts related to financing fees on the ABL	145
Accrued amounts related to initial public offering costs	$ 726