Financing Arrangements - JPM Revolving Facility, Interest Terms (Parentheticals) (Details) - JPM Revolving Facility [Member] - Revolving Credit Facility [Member]	Dec. 31, 2015
Category 1 [Member] | Base Rate [Member] | Minimum
Guarantor Obligations [Line Items]
Fixed charge coverage ratio	1.50
Category 2 [Member] | Base Rate [Member] | Minimum
Guarantor Obligations [Line Items]
Fixed charge coverage ratio	1.25
Category 2 [Member] | Base Rate [Member] | Maximum
Guarantor Obligations [Line Items]
Fixed charge coverage ratio	1.50
Category 2 [Member] | Eurodollar [Member] | Minimum
Guarantor Obligations [Line Items]
Fixed charge coverage ratio	1.25
Category 2 [Member] | Eurodollar [Member] | Maximum
Guarantor Obligations [Line Items]
Fixed charge coverage ratio	1.50
Category 3 [Member] | Base Rate [Member] | Maximum
Guarantor Obligations [Line Items]
Fixed charge coverage ratio	1.25
Category 3 [Member] | Eurodollar [Member] | Maximum
Guarantor Obligations [Line Items]
Fixed charge coverage ratio	1.25