2 post types, one loop

<?php
	  $paged = ( get_query_var('paged') ) ? get_query_var('paged') : 1;
	  $custom_args = array(
	       'post_type' => array('opinions', 'ideas'),
	      'posts_per_page' => 20,
	      'paged' => $paged
	    );
	  $the_query = new WP_Query( $custom_args ); ?>

	  <?php if ( $the_query->have_posts() ) : ?>

	    <!-- the loop -->
	    <?php while ( $the_query->have_posts() ) : $the_query->the_post(); ?>
	     	<?php if ( get_post_type( get_the_ID() ) == 'opinions' ):?>
 				<?php get_template_part( 'partials/opinions-excerpt' ); ?>
 			<?php else	if ( get_post_type( get_the_ID() ) == 'ideas' ):?>
 				<?php get_template_part( 'partials/ideas-excerpt' ); ?>
 			<?php endif;?>
		<?php endwhile; ?>
	    <!-- end of the loop -->

	    <!-- pagination here -->
	    <?php
	      if (function_exists(custom_pagination)) {
	        custom_pagination($the_query->max_num_pages,"",$paged);
	      }
	    ?>

	  <?php wp_reset_postdata(); ?>

	  <?php else:  ?>
	    <p><?php _e( 'Sorry, no posts matched your criteria.' ); ?></p>
	  <?php endif; ?>