Statement Of Changes In Equity [Abstract]

Oberbank AG - Filing #1132176

Concept	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	2019-01-01 to 2019-12-31	As at 2019-12-31	2019-01-01 to 2019-12-31	2019-01-01 to 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	2019-01-01 to 2019-12-31	2019-01-01 to 2019-12-31	As at 2019-12-31	As at 2019-12-31	2019-01-01 to 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	2019-01-01 to 2019-12-31	2019-01-01 to 2019-12-31	2019-01-01 to 2019-12-31	As at 2019-12-31	2019-01-01 to 2019-12-31	2019-01-01 to 2019-12-31	As at 2018-12-31	As at 2018-12-31	As at 2018-12-31	As at 2018-12-31	As at 2018-12-31	As at 2018-12-31	As at 2018-12-31	As at 2018-12-31	As at 2018-12-31	As at 2018-12-31	As at 2018-12-31	As at 2018-12-31	As at 2018-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	1.717.804 EUR	7,651 EUR	—	505,523 EUR	2.981.215 EUR	105,381 EUR	593,474 EUR	—	—	—	—	6,128 EUR	54,292 EUR	50,000 EUR	5,663 EUR	3.038.866 EUR	—	—	—	242,000 EUR	—	—	112,620 EUR	—	2.901.840 EUR	—	—	8,697 EUR	50,000 EUR	48,552 EUR	1,365 EUR	—	—	505,523 EUR	2.960.537 EUR	—	1.605.472 EUR	1,414 EUR	126,729 EUR	616,297 EUR	9,522 EUR	—	—	—	105,844 EUR	—	—	769,000 EUR	6,437 EUR	2.741.459 EUR	618,457 EUR	2.797.896 EUR	50,000 EUR	2,337 EUR	112,535 EUR	505,523 EUR	11,189 EUR	105,769 EUR	1.441.376 EUR	32,580 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	123,513 EUR	—	—	—	—	—	—	—	10,914 EUR	—	133,308 EUR	—	—	—	—	—	—	—	—	1,119 EUR	—	—	122,394 EUR	—	—	—	—	214,984 EUR	—	—	—	—	204,291 EUR	1,127 EUR	—	—	10,693 EUR	—	—	—	—	—	216,111 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Other comprehensive income	16,011 EUR	—	—	5,740 EUR	—	—	—	—	6,342 EUR	14,109 EUR	—	1,172 EUR	—	—	—	—	—	—	4,298 EUR	—	—	15,650 EUR	16,011 EUR	—	15,972 EUR	—	596,000 EUR	14,193 EUR	—	—	—	—	—	—	—	—	12,563 EUR	—	—	—	—	—	14,193 EUR	923,000 EUR	14,194 EUR	—	1,667 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income	107,502 EUR	—	—	5,740 EUR	—	—	—	—	17,256 EUR	14,109 EUR	133,308 EUR	1,172 EUR	—	—	—	—	—	—	4,298 EUR	1,119 EUR	—	15,650 EUR	106,383 EUR	—	15,972 EUR	—	596,000 EUR	200,791 EUR	—	—	—	—	204,291 EUR	1,127 EUR	—	—	1,870 EUR	—	—	—	—	—	201,918 EUR	923,000 EUR	14,194 EUR	—	1,667 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	6,326 EUR	—	—	—	—	—	—	—	—	—	6,326 EUR	—	—	—	—	—	—	—	—	—	—	—	6,326 EUR	—	—	—	—	38,811 EUR	—	—	—	—	38,811 EUR	—	—	—	—	—	—	—	—	—	38,811 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through other changes, equity	7,236 EUR	—	—	—	—	—	—	—	5,567 EUR	—	496,000 EUR	—	—	—	—	—	—	—	—	2,165 EUR	—	—	5,071 EUR	—	—	—	—	792,000 EUR	—	—	—	—	502,000 EUR	1,133 EUR	—	—	290,000 EUR	—	—	—	—	—	341,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through treasury share transactions, equity	12,684 EUR	—	—	—	—	—	—	—	—	—	12,221 EUR	—	—	—	—	—	—	463,000 EUR	—	—	—	—	12,684 EUR	—	—	—	—	2,118 EUR	—	—	—	—	2,043 EUR	—	—	—	—	—	—	—	—	—	2,118 EUR	—	—	—	—	75,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—