Debt (Details 1)	9 Months Ended
	Sep. 30, 2014
Us Flag [Member] | OBS term loan [Member] | Base Rate [Member] | Floor [Member]
Debt Instrument, Basis Spread on Variable Rate	2.00%
Us Flag [Member] | OBS term loan [Member] | Base Rate [Member] | Applicable Margin [Member]
Debt Instrument, Basis Spread on Variable Rate	3.25%
Us Flag [Member] | OBS term loan [Member] | London Interbank Offered Rate (LIBOR) [Member] | Floor [Member]
Debt Instrument, Basis Spread on Variable Rate	1.00%
Us Flag [Member] | OBS term loan [Member] | London Interbank Offered Rate (LIBOR) [Member] | Applicable Margin [Member]
Debt Instrument, Basis Spread on Variable Rate	4.25%
Us Flag [Member] | OBS ABL Facility [Member] | Base Rate [Member] | Minimum [Member] | Applicable Margin [Member]
Debt Instrument, Basis Spread on Variable Rate	1.25%
Us Flag [Member] | OBS ABL Facility [Member] | Base Rate [Member] | Maximum [Member] | Applicable Margin [Member]
Debt Instrument, Basis Spread on Variable Rate	1.75%
Us Flag [Member] | OBS ABL Facility [Member] | London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member] | Applicable Margin [Member]
Debt Instrument, Basis Spread on Variable Rate	2.25%
Us Flag [Member] | OBS ABL Facility [Member] | London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member] | Applicable Margin [Member]
Debt Instrument, Basis Spread on Variable Rate	2.75%
International Flag [Member] | OIN Revolver Facility [Member] | Base Rate [Member] | Floor [Member]
Debt Instrument, Basis Spread on Variable Rate	2.00%
International Flag [Member] | OIN Revolver Facility [Member] | Base Rate [Member] | Applicable Margin [Member]
Debt Instrument, Basis Spread on Variable Rate	3.50%
International Flag [Member] | OIN Revolver Facility [Member] | London Interbank Offered Rate (LIBOR) [Member] | Floor [Member]
Debt Instrument, Basis Spread on Variable Rate	1.00%
International Flag [Member] | OIN Revolver Facility [Member] | London Interbank Offered Rate (LIBOR) [Member] | Applicable Margin [Member]
Debt Instrument, Basis Spread on Variable Rate	4.50%
International Flag [Member] | OIN term loan [Member] | Base Rate [Member] | Floor [Member]
Debt Instrument, Basis Spread on Variable Rate	2.00%
International Flag [Member] | OIN term loan [Member] | Base Rate [Member] | Applicable Margin [Member]
Debt Instrument, Basis Spread on Variable Rate	3.75%
International Flag [Member] | OIN term loan [Member] | London Interbank Offered Rate (LIBOR) [Member] | Floor [Member]
Debt Instrument, Basis Spread on Variable Rate	1.00%
International Flag [Member] | OIN term loan [Member] | London Interbank Offered Rate (LIBOR) [Member] | Applicable Margin [Member]
Debt Instrument, Basis Spread on Variable Rate	4.75%