Quarterly report pursuant to Section 13 or 15(d)

Equity At-the-Market Offering (Details)

v3.7.0.1
Equity At-the-Market Offering (Details)
$ in Thousands
Jun. 30, 2017
USD ($)
shares
Equity [Abstract]  
Number of shares authorized to be sold under equity distribution agreement (in shares) 20,000,000
Number of common shares issued under equity distribution agreement and outstanding as of period-end (in shares) 7,585,869
Accumulated proceeds from issuance of common shares under equity distribution agreement | $ $ 77,603