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Fair Value Measurements (Tables)
 6 Months Ended
Jun. 30, 2017
Fair Value Disclosures [Abstract]  
Summery of Assets Measured at Fair Value on Nonrecurring Basis
The following table summarizes the Company's assets measured at fair value on a non-recurring basis relating to the building impairment charge recognized during the second quarter of 2017, as more fully described in Note 2.
 
Level 1
Level 2
Level 3
Impairment Losses
Fair Value at June 30, 2017
Building
$
—

$
—

$
7,965

$
(2,965
)
$
5,000

 
$
—

$
—

$
7,965

$
(2,965
)
$
5,000