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Commitments and contingencies (Details) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2014
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| Commitments and contingencies [Abstract] | ||||
| Capital contributions payment due in less than 1 year | [1] | |||
| Capital contributions payment due in 1-3 years | [1] | |||
| Capital contributions payment due in 3-5 years | [1] | |||
| Capital contributions payment due more than 5 years | [1] | |||
| Capital contributions payments, total | [1] | |||
| Operating lease obligations payment due in less than 1 year | 254us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent | |||
| Operating lease obligations payment due in 1-3 years | 80us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoAndThreeYears | |||
| Operating lease obligations payment due in 3-5 years | ||||
| Operating lease obligations payment due more than 5 years | ||||
| Operating lease obligations, total | 334us-gaap_OperatingLeasesFutureMinimumPaymentsDue | |||
| Total contractual obligations due in less than 1 year | 254us-gaap_ContractualObligationDueInNextTwelveMonths | |||
| Total contractual obligations due in 1-3 years | 80us-gaap_ContractualObligationDueInSecondAndThirdYear | |||
| Total contractual obligations due in 3-5 years | ||||
| Total contractual obligations due in more than 5 years | ||||
| Total contractual obligations due | $ 334us-gaap_ContractualObligation | |||
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- Details
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- Definition
Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments. No definition available.
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| X | ||||||||||
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- Definition
Amount of contractual obligation maturing after the fifth fiscal year following the latest fiscal year. No definition available.
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- Definition
Amount of contractual obligation maturing in the fourth and fifth fiscal years following the latest fiscal year. No definition available.
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- Definition
Amount of contractual obligation maturing in the next fiscal year following the latest fiscal year. No definition available.
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- Definition
Amount of contractual obligation maturing in the second and third fiscal years following the latest fiscal year. No definition available.
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- Definition
Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth and fifth fiscal years following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second and third fiscal years following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. No definition available.
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| X | ||||||||||
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- Definition
Minimum amount of other commitment maturing after the fifth fiscal year following the latest fiscal year for commitments not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in this taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. No definition available.
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| X | ||||||||||
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- Definition
Minimum amount of other commitment maturing in the fourth and fifth fiscal years following the latest fiscal year for commitments not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in this taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. No definition available.
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| X | ||||||||||
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- Definition
Minimum amount of other commitment maturing in the next fiscal year following the latest fiscal year for commitments not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in this taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. No definition available.
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| X | ||||||||||
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- Definition
Minimum amount of other commitment maturing in the second and third fiscal years following the latest fiscal year for commitments not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in this taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. No definition available.
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