Commitments and contingencies	3 Months Ended
Mar. 31, 2020
Commitments And Contingencies Disclosure [Abstract]
Commitments and contingencies	28. Commitments and contingencies Capital commitments As of December 31, 2019 and March 31, 2020, the Company has committed to spend $5,368 and $3,881, respectively, under agreements to purchase property, plant and equipment. This amount is net of capital advances paid in respect of these purchases. Bank guarantees The Company has outstanding bank guarantees and letters of credit amounting to $9,585 and $9,931 as of December 31, 2019 and March 31, 2020, respectively. Bank guarantees are generally provided to government agencies and excise and customs authorities for the purpose of maintaining a bonded warehouse. These guarantees may be revoked if the government agencies suffer any losses or damages through the breach of any of the covenants contained in the agreements governing such guarantees. Other commitments Certain units of our Indian subsidiaries are established as Software Technology Parks of India units or Special Economic Zone (“SEZ”) units under the relevant regulations issued by the Government of India. These units are exempt from customs and other duties on imported and indigenous capital goods, stores and spares. SEZ units are also exempt from the goods and services tax that was introduced in India in 2017. The Company has undertaken to pay taxes and duties, if any, in respect of capital goods, stores, spares and services consumed duty-free, in the event that certain terms and conditions are not fulfilled. Contingency In February 2019, there was a judicial pronouncement in India with respect to defined contribution benefit payments interpreting certain statutory defined contribution obligations of employees and employers. It is not currently clear whether the interpretation set out in the pronouncement has retrospective application. If applied retrospectively, the interpretation would result in an increase in contributions payable by the Company for past periods for certain of its India-based employees. There are numerous interpretative challenges concerning the retrospective application of the judgment. Due to such challenges and a lack of interpretive guidance, and based on legal advice the Company has obtained on the matter, it is currently impracticable to reliably estimate the timing and amount of any payments the Company may be required to make. Accordingly, the Company plans to obtain further clarity and will evaluate the amount of a potential provision, if any.

Commitments and contingencies

3 Months Ended

Mar. 31, 2020

Commitments And Contingencies Disclosure [Abstract]

28. Commitments and contingencies

Capital commitments

As of December 31, 2019 and March 31, 2020, the Company has committed to spend $5,368 and $3,881, respectively, under agreements to purchase property, plant and equipment. This amount is net of capital advances paid in respect of these purchases.

Bank guarantees

The Company has outstanding bank guarantees and letters of credit amounting to $9,585 and $9,931 as of December 31, 2019 and March 31, 2020, respectively. Bank guarantees are generally provided to government agencies and excise and customs authorities for the purpose of maintaining a bonded warehouse. These guarantees may be revoked if the government agencies suffer any losses or damages through the breach of any of the covenants contained in the agreements governing such guarantees.

Other commitments

Certain units of our Indian subsidiaries are established as Software Technology Parks of India units or Special Economic Zone (“SEZ”) units under the relevant regulations issued by the Government of India. These units are exempt from customs and other duties on imported and indigenous capital goods, stores and spares. SEZ units are also exempt from the goods and services tax that was introduced in India in 2017. The Company has undertaken to pay taxes and duties, if any, in respect of capital goods, stores, spares and services consumed duty-free, in the event that certain terms and conditions are not fulfilled.

Contingency

In February 2019, there was a judicial pronouncement in India with respect to defined contribution benefit payments interpreting certain statutory defined contribution obligations of employees and employers. It is not currently clear whether the interpretation set out in the pronouncement has retrospective application. If applied retrospectively, the interpretation would result in an increase in contributions payable by the Company for past periods for certain of its India-based employees. There are numerous interpretative challenges concerning the retrospective application of the judgment. Due to such challenges and a lack of interpretive guidance, and based on legal advice the Company has obtained on the matter, it is currently impracticable to reliably estimate the timing and amount of any payments the Company may be required to make. Accordingly, the Company plans to obtain further clarity and will evaluate the amount of a potential provision, if any.