To get a copy of your tax return please try one of these options:
https://ttlc.intuit.com/replies/3301525
or
Please log back in your TurboTax account and "add a state" to open the return back up (you are not really adding a state, just to open it back up), then select Tools on the left, Print Center and choose the print center, then select returns and choose to print just the tax return or to include all worksheets as well.
If you are concerned that you return was still showing as pending on the 15th then please see these FAQs:
https://ttlc.intuit.com/replies/4034193
https://ttlc.intuit.com/replies/6950724