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Improvements to concession assets (Tables)
 12 Months Ended
Dec. 31, 2018
Disclosure Of Service Concession Arrangements [Abstract]  
Summary of Improvements to Concession Assets

As of December 31, 2016, 2017 and 2018, the improvements to concession assets are comprised as follows:

 

 

 

Balance as of

January 1,

2016

 

 

Additions

 

 

Divestitures

 

 

Transfers

 

 

Currency

translation

effect

 

 

Balance as of

December 31,

2016

 

Investment:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Improvements to concession assets

 

Ps.

9,909,384

 

 

Ps.

331,044

 

 

Ps.

 

(436

)

 

Ps.

147,806

 

 

Ps.

514,870

 

 

Ps.

10,902,668

 

Construction in-progress

 

 

 

445,924

 

 

 

 

1,400,942

 

 

 

 

—

 

 

 

 

(147,806

)

 

 

 

8,682

 

 

 

 

1,707,742

 

Total investment

 

 

 

10,355,308

 

 

 

 

1,731,986

 

 

 

 

(436

)

 

 

 

—

 

 

 

 

523,552

 

 

 

 

12,610,410

 

Accumulated amortization

 

 

 

(3,060,990

)

 

 

 

(510,747

)

 

 

 

68

 

 

 

 

—

 

 

 

 

(126,197

)

 

 

 

(3,697,866

)

Net amounts

 

Ps.

7,294,318

 

 

Ps.

1,221,239

 

 

Ps.

 

(368

)

 

Ps.

 

—

 

 

Ps.

397,355

 

 

Ps.

8,912,544

 

 

 

 

Balance as of

January 1,

2017

 

 

Additions

 

 

Divestitures

 

 

Transfers

 

 

Currency

translation

effect

 

 

Balance as of

December 31,

2017

 

Investment:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Improvements to concession assets

 

Ps.

10,902,668

 

 

Ps.

304,042

 

 

Ps.

 

(30,212

)

 

Ps.

746,710

 

 

Ps.

 

(143,440

)

 

Ps.

11,779,768

 

Construction in-progress

 

 

 

1,707,742

 

 

 

 

1,417,156

 

 

 

 

—

 

 

 

 

(746,710

)

 

 

 

(1,705

)

 

 

 

2,376,483

 

Total investment

 

 

 

12,610,410

 

 

 

 

1,721,198

 

 

 

 

(30,212

)

 

 

 

—

 

 

 

 

(145,145

)

 

 

 

14,156,251

 

Accumulated amortization

 

 

 

(3,697,866

)

 

 

 

(552,059

)

 

 

 

6,715

 

 

 

 

—

 

 

 

 

30,981

 

 

 

 

(4,212,229

)

Net amounts

 

Ps.

8,912,544

 

 

Ps.

1,169,139

 

 

Ps.

 

(23,497

)

 

Ps.

 

—

 

 

Ps.

 

(114,164

)

 

Ps.

9,944,022

 

 

 

 

Balance as of

January 1,

2018

 

 

Additions

 

 

Divestitures

 

 

Transfers

 

 

Currency

translation

effect

 

 

Balance as of

December 31,

2018

 

Investment:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Improvements to concession assets

 

Ps.

 

11,779,768

 

 

Ps.

 

6,366

 

 

Ps.

 

(7,919

)

 

Ps.

 

1,669,128

 

 

Ps.

 

(5,694

)

 

Ps.

 

13,441,649

 

Construction in-progress

 

 

 

2,376,483

 

 

 

 

1,661,060

 

 

 

 

—

 

 

 

 

(1,669,128

)

 

 

 

13,703

 

 

 

 

2,382,118

 

Total investment

 

 

 

14,156,251

 

 

 

 

1,667,426

 

 

 

 

(7,919

)

 

 

 

—

 

 

 

 

8,009

 

 

 

 

15,823,767

 

Accumulated amortization

 

 

 

(4,212,229

)

 

 

 

(634,115

)

 

 

 

7,517

 

 

 

 

—

 

 

 

 

(2,080

)

 

 

 

(4,840,907

)

Net amounts

 

Ps.

 

9,944,022

 

 

Ps.

 

1,033,311

 

 

Ps.

 

(402

)

 

Ps.

 

—

 

 

Ps.

 

5,929

 

 

Ps.

 

10,982,860

 

 
Summary of the Net Amounts of Improvements to Concession Assets

At December 31, 2016, 2017 and 2018, the net amounts of improvements to concession assets are:

 

 

 

Total balance as of

 

 

 

December 31,

2016

 

 

December 31,

2017

 

 

December 31,

2018

 

Net amounts:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Improvements to concession assets

 

Ps.

7,204,802

 

 

Ps.

7,567,539

 

 

Ps.

 

8,600,742

 

Construction in-progress

 

 

 

1,707,742

 

 

 

 

2,376,483

 

 

 

 

2,382,118

 

Total amounts

 

Ps.

8,912,544

 

 

Ps.

9,944,022

 

 

Ps.

 

10,982,860