{"cik":879635,"taxonomy":"us-gaap","tag":"EarningsPerShareBasicAndDiluted","label":"Earnings Per Share, Basic and Diluted","description":"The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.","entityName":"MID PENN BANCORP, INC.","units":{"USD/shares":[{"start":"2014-01-01","end":"2014-12-31","val":1.53,"accn":"0001564590-17-005123","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-23","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":1.47,"accn":"0001564590-17-005123","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-23"},{"start":"2015-01-01","end":"2015-12-31","val":1.47,"accn":"0001564590-18-005445","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0.43,"accn":"0001564590-17-011057","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-15","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0.91,"accn":"0001564590-17-017379","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-11"},{"start":"2016-04-01","end":"2016-06-30","val":0.48,"accn":"0001564590-17-017379","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-11","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":1.35,"accn":"0001564590-17-022644","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08"},{"start":"2016-07-01","end":"2016-09-30","val":0.45,"accn":"0001564590-17-022644","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":1.85,"accn":"0001564590-17-005123","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-23"},{"start":"2016-01-01","end":"2016-12-31","val":1.85,"accn":"0001564590-18-005445","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-13"},{"start":"2016-01-01","end":"2016-12-31","val":1.85,"accn":"0001564590-19-008349","fy":2018,"fp":"FY","form":"10-K","filed":"2019-03-19","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":0.47,"accn":"0001564590-17-011057","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-15"},{"start":"2017-01-01","end":"2017-03-31","val":0.47,"accn":"0001564590-18-012253","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-09","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":1.02,"accn":"0001564590-17-017379","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-11"},{"start":"2017-01-01","end":"2017-06-30","val":1.02,"accn":"0001564590-18-020041","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-07"},{"start":"2017-04-01","end":"2017-06-30","val":0.55,"accn":"0001564590-17-017379","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-11"},{"start":"2017-04-01","end":"2017-06-30","val":0.55,"accn":"0001564590-18-020041","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-07","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":1.56,"accn":"0001564590-17-022644","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08"},{"start":"2017-01-01","end":"2017-09-30","val":1.56,"accn":"0001564590-18-028556","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-08"},{"start":"2017-07-01","end":"2017-09-30","val":0.53,"accn":"0001564590-17-022644","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08"},{"start":"2017-07-01","end":"2017-09-30","val":0.53,"accn":"0001564590-18-028556","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-08","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":1.67,"accn":"0001564590-18-005445","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-13"},{"start":"2017-01-01","end":"2017-12-31","val":1.67,"accn":"0001564590-19-008349","fy":2018,"fp":"FY","form":"10-K","filed":"2019-03-19"},{"start":"2017-01-01","end":"2017-12-31","val":1.67,"accn":"0001564590-20-010804","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-13","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":0.17,"accn":"0001564590-18-012253","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-09"},{"start":"2018-01-01","end":"2018-03-31","val":0.17,"accn":"0001564590-19-016952","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-08","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0.63,"accn":"0001564590-18-020041","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-07"},{"start":"2018-01-01","end":"2018-06-30","val":0.63,"accn":"0001564590-19-030071","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-07"},{"start":"2018-04-01","end":"2018-06-30","val":0.45,"accn":"0001564590-18-020041","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-07"},{"start":"2018-04-01","end":"2018-06-30","val":0.45,"accn":"0001564590-19-030071","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-07","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":0.89,"accn":"0001564590-18-028556","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-08"},{"start":"2018-01-01","end":"2018-09-30","val":0.89,"accn":"0001564590-19-042134","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-08"},{"start":"2018-07-01","end":"2018-09-30","val":0.28,"accn":"0001564590-18-028556","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-08"},{"start":"2018-07-01","end":"2018-09-30","val":0.28,"accn":"0001564590-19-042134","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-08","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":1.48,"accn":"0001564590-19-008349","fy":2018,"fp":"FY","form":"10-K","filed":"2019-03-19"},{"start":"2018-01-01","end":"2018-12-31","val":1.48,"accn":"0001564590-20-010804","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-13","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":0.48,"accn":"0001564590-19-016952","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-08"},{"start":"2019-01-01","end":"2019-03-31","val":0.48,"accn":"0001564590-20-023969","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-05-11"},{"start":"2019-01-01","end":"2019-03-31","val":480,"accn":"0001564590-21-013134","fy":2020,"fp":"FY","form":"10-K","filed":"2021-03-15","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":1,"accn":"0001564590-19-030071","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-07"},{"start":"2019-01-01","end":"2019-06-30","val":1,"accn":"0001564590-20-038267","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-07"},{"start":"2019-04-01","end":"2019-06-30","val":0.52,"accn":"0001564590-19-030071","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-07"},{"start":"2019-04-01","end":"2019-06-30","val":0.52,"accn":"0001564590-20-038267","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-07"},{"start":"2019-04-01","end":"2019-06-30","val":520,"accn":"0001564590-21-013134","fy":2020,"fp":"FY","form":"10-K","filed":"2021-03-15","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":1.57,"accn":"0001564590-19-042134","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-08"},{"start":"2019-01-01","end":"2019-09-30","val":1.57,"accn":"0001564590-20-052354","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-09"},{"start":"2019-07-01","end":"2019-09-30","val":0.57,"accn":"0001564590-19-042134","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-08"},{"start":"2019-07-01","end":"2019-09-30","val":0.57,"accn":"0001564590-20-052354","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-09"},{"start":"2019-07-01","end":"2019-09-30","val":570,"accn":"0001564590-21-013134","fy":2020,"fp":"FY","form":"10-K","filed":"2021-03-15","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":2.09,"accn":"0001564590-20-010804","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-13","frame":"CY2019"},{"start":"2019-10-01","end":"2019-12-31","val":520,"accn":"0001564590-21-013134","fy":2020,"fp":"FY","form":"10-K","filed":"2021-03-15","frame":"CY2019Q4"},{"start":"2020-01-01","end":"2020-03-31","val":0.45,"accn":"0001564590-20-023969","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-05-11","frame":"CY2020Q1"},{"start":"2020-01-01","end":"2020-06-30","val":1.26,"accn":"0001564590-20-038267","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-07"},{"start":"2020-04-01","end":"2020-06-30","val":0.81,"accn":"0001564590-20-038267","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-07","frame":"CY2020Q2"},{"start":"2020-01-01","end":"2020-09-30","val":2.04,"accn":"0001564590-20-052354","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-09"},{"start":"2020-01-01","end":"2020-09-30","val":2.04,"accn":"0001564590-21-055238","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-08"},{"start":"2020-07-01","end":"2020-09-30","val":0.78,"accn":"0001564590-20-052354","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-09"},{"start":"2020-07-01","end":"2020-09-30","val":0.78,"accn":"0001564590-21-055238","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-08","frame":"CY2020Q3"},{"start":"2021-01-01","end":"2021-03-31","val":1.11,"accn":"0001564590-22-018845","fy":2022,"fp":"Q1","form":"10-Q","filed":"2022-05-09","frame":"CY2021Q1"},{"start":"2021-01-01","end":"2021-09-30","val":2.85,"accn":"0001564590-21-055238","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-08"},{"start":"2021-07-01","end":"2021-09-30","val":0.86,"accn":"0001564590-21-055238","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-08","frame":"CY2021Q3"},{"start":"2022-01-01","end":"2022-03-31","val":0.71,"accn":"0001564590-22-018845","fy":2022,"fp":"Q1","form":"10-Q","filed":"2022-05-09","frame":"CY2022Q1"}]}}