Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Apr. 01, 2017	Dec. 31, 2016
Allowances for accounts receivable	$ 442	$ 291
Related party interest payable	801	153
Debt	$ 1,080,257	$ 1,078,931
Common stock par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, authorized (in shares)	500,000,000	500,000,000
Common stock, issued (in shares)	78,183,000	78,079,000
Oaktree [Member]
Debt	$ 65,839	$ 65,813