Indebtedness Senior Secured Notes (Details)			0 Months Ended
	Mar. 28, 2014	Mar. 18, 2011 Senior notes Senior Secured Notes (9.50%)	Mar. 18, 2011 Senior notes Senior Secured Notes (9.50%) 2013	Mar. 18, 2011 Senior notes Senior Secured Notes (9.50%) 2014	Mar. 18, 2011 Senior notes Senior Secured Notes (9.50%) 2015 and thereafter	Mar. 18, 2011 Senior notes Senior Secured Notes (9.50%) Change of control
Debt Instrument [Line Items]
Subsidiary ownership percentage	100.00%
Debt instrument, interest rate, stated percentage		9.50%
Prepayment redemption price percentages			107.125%	104.75%	100.00%	101.00%