A radiographic image capturing device includes: plural radiation dose detection pixels that respectively output signal values according to a dose of irradiated radiation a determination unit that determines a presence or absence of defects, block-by-block, based on signal values of radiation dose detection pixels included in each of plural blocks, which are arranged such that the respective blocks include at least a portion of the plural radiation dose detection pixels a block rearrangement unit that performs block rearrangement to change the arrangement of the plural blocks according to a determination result of the determination unit and a detection unit that detects a dose of irradiated radiation based on signal values of each arranged block or of each rearranged block.