Stock-Based Compensation (Non-Vested Activity - Tables - Stock Options, RSUs, PSUs) (Details) - $ / shares	12 Months Ended
	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares [Roll Forward]
Non-vested at beginning of year	2,149,221
Grants	58,000
Vested	(524,657)
Forfeited or expired	(248,916)
Non-vested at end of year	1,433,648	2,149,221
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Non-vested at beginning of year	$ 3.57
Grants	3.31
Vested	3.19
Forfeited or expired	3.22
Non-vested at end of year	3.74	$ 3.57
Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Grants	$ 3.31	$ 4.12	$ 1.86
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares [Roll Forward]
Non-vested at beginning of year	775,356
Grants	154,711
Vested	(314,326)
Forfeited or expired	(17,904)
Non-vested at end of year	597,837	775,356
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Non-vested at beginning of year	$ 8.85
Grants	7.65	$ 9.18	$ 3.87
Vested	8.96
Forfeited or expired	9.5
Non-vested at end of year	$ 8.46	$ 8.85
Performance Share Units (PSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares [Roll Forward]
Non-vested at beginning of year	1,519,752
Grants	0
Vested	0
Forfeited or expired	(157,856)
Non-vested at end of year	1,361,896	1,519,752
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Non-vested at beginning of year	$ 5.68
Grants	0	$ 5.64
Vested	0
Forfeited or expired	6.41
Non-vested at end of year	$ 5.6	$ 5.68