| Financial instruments available for sale | 31 December 2015 | 31 December 2014 | ||
| Carrying amount | Amortized cost | Carrying amount | Amortized cost | |
| Instruments for which fair value may be determined | 7,727,973 | n/a | 2,982,164 | n/a |
| Equity instruments | 582,223 | n/a | 547,299 | n/a |
| Listed on a regulated market | 195,689 | n/a | 357,732 | n/a |
| Not listed on the regulated market | 386,534 | n/a | 189,567 | n/a |
| Debt instruments | 7,145,750 | 7,145,084 | 2,434,865 | 2,324,810 |
| Government securities | 6,317,916 | 6,236,056 | 1,922,939 | 1,828,110 |
| Fixed rate | 4,659,631 | 4,583,137 | 1,868,605 | 1,773,860 |
| Floating rate | 1,658,285 | 1,652,919 | 54,334 | 54,250 |
| Other | 827,834 | 909,028 | 511,926 | 496,700 |
| Listed on a regulated market | 245,863 | 319,280 | 272,564 | 263,117 |
| Fixed rate | 202,684 | 276,101 | 221,413 | 211,968 |
| Floating rate | 43,179 | 43,179 | 51,151 | 51,149 |
| Not listed on the regulated market | 581,971 | 589,748 | 239,362 | 233,583 |
| Floating rate | 581,971 | 589,748 | 239,362 | 233,583 |
| Instruments for which fair value may not be determined | 16,716 | n/a | 3,158 | n/a |
| Equity instruments | 16,716 | n/a | 3,158 | n/a |
| Not listed on the regulated market | 16,716 | n/a | 3,158 | n/a |
| Total financial instruments available for sale | 7,744,689 | n/a | 2,985,322 | n/a |
| Available-for-sale financial instruments | 31 December 2015 | 31 December 2014 |
| Short-term | 1,116,236 | 612,755 |
| Long-term | 6,628,453 | 2,372,567 |
| Total financial assets available for sale | 7,744,689 | 2,985,322 |
Equity instruments are classified as long-term unless they are planned to be sold within 12 months from the end of the financial year.
| Carrying amount of debt financial instruments available for sale as at 31 December 2015 | up to 1 year | over 1 year and up to 2 years | over 2 years and up to 3 years | over 3 years and up to 4 years | over 4 years and up to 5 years | over 5 years | Total |
| Government securities | 972,297 | 1,438,777 | 1,396,225 | 346,297 | 692,472 | 1,471,848 | 6,317,916 |
| Fixed rate | 970,307 | 931,620 | 829,798 | 346,297 | 622,281 | 959,328 | 4,659,631 |
| Floating rate | 1,990 | 507,157 | 566,427 | - | 70,191 | 512,520 | 1,658,285 |
| Other | 50,647 | 34,455 | 78,197 | 420,932 | 171,427 | 72,176 | 827,834 |
| Listed on a regulated market | 33,559 | 13,673 | - | 106,078 | 20,377 | 72,176 | 245,863 |
| Fixed rate | 33,559 | 13,673 | - | 62,899 | 20,377 | 72,176 | 202,684 |
| Floating rate | - | - | - | 43,179 | - | - | 43,179 |
| Not listed on the regulated market | 17,088 | 20,782 | 78,197 | 314,854 | 151,050 | - | 581,971 |
| Floating rate | 17,088 | 20,782 | 78,197 | 314,854 | 151,050 | - | 581,971 |
| Total | 1,022,944 | 1,473,232 | 1,474,422 | 767,229 | 863,899 | 1,544,024 | 7,145,750 |
| Carrying amount of debt financial instruments available for sale as at 31 December 2014 | up to 1 year | over 1 year and up to 2 years | over 2 years and up to 3 years | over 3 years and up to 4 years | over 4 years and up to 5 years | over 5 years | Total |
| Government securities | 394,140 | 454,558 | 260,878 | 178,103 | 180,462 | 454,798 | 1,922,939 |
| Fixed rate | 392,605 | 454,501 | 208,136 | 178,103 | 180,462 | 454,798 | 1,868,605 |
| Floating rate | 1,535 | 57 | 52,742 | - | - | - | 54,334 |
| Other | 145,718 | 9,379 | 13,965 | - | 309,255 | 33,609 | 511,926 |
| Listed on a regulated market | 145,718 | 9,379 | 13,965 | - | 69,893 | 33,609 | 272,564 |
| Fixed rate | 137,190 | 9,379 | 13,965 | - | 27,270 | 33,609 | 221,413 |
| Floating rate | 8,528 | - | - | - | 42,623 | - | 51,151 |
| Not listed on the regulated market | - | - | - | - | 239,362 | - | 239,362 |
| Floating rate | - | - | - | - | 239,362 | - | 239,362 |
| Total | 539,858 | 463,937 | 274,843 | 178,103 | 489,717 | 488,407 | 2,434,865 |
| Available-for-sale financial instruments | 31 December 2015 | 31 December 2014 | ||||||||
| PLN | EUR | Other | Total | PLN | EUR | LTL | Other | Total | ||
| Equity instruments | 493,343 | 105,508 | 88 | 598,939 | 539,734 | 10,601 | 30 | 92 | 550,457 | |
| Listed on a regulated market | 171,692 | 23,997 | - | 195,689 | 347,247 | 10,485 | - | - | 357,732 | |
| Not listed on the regulated market | 321,651 | 81,511 | 88 | 403,250 | 192,487 | 116 | 30 | 92 | 192,725 | |
| Debt instruments | 5,700,875 | 1,389,976 | 54,899 | 7,145,750 | 1,625,802 | 346,424 | 453,828 | 8,811 | 2,434,865 | |
| Government securities | 5,090,608 | 1,172,409 | 54,899 | 6,317,916 | 1,357,136 | 103,164 | 453,828 | 8,811 | 1,922,939 | |
| Fixed rate | 3,432,323 | 1,172,409 | 54,899 | 4,659,631 | 1,302,802 | 103,164 | 453,828 | 8,811 | 1,868,605 | |
| Floating rate | 1,658,285 | - | - | 1,658,285 | 54,334 | - | - | - | 54,334 | |
| Other | 610,267 | 217,567 | - | 827,834 | 268,666 | 243,260 | - | - | 511,926 | |
| Listed on a regulated market | 28,296 | 217,567 | - | 245,863 | 29,304 | 243,260 | - | - | 272,564 | |
| Fixed rate | 28,296 | 174,388 | - | 202,684 | 29,304 | 192,109 | - | - | 221,413 | |
| Floating rate | - | 43,179 | - | 43,179 | - | 51,151 | - | - | 51,151 | |
| Not listed on the regulated market | 581,971 | - | - | 581,971 | 239,362 | - | - | - | 239,362 | |
| Floating rate | 581,971 | - | - | 581,971 | 239,362 | - | - | - | 239,362 | |
| Total | 6,194,218 | 1,495,484 | 54,987 | 7,744,689 | 2,165,536 | 357,025 | 453,858 | 8,903 | 2,985,322 | |