Other Comprehensive Income (Loss) (Tables)

9 Months Ended

Sep. 30, 2018

Other Comprehensive Income (Loss), Tax [Abstract]

Schedule of components of other comprehensive income

			Accumulated
	Unrealized Net		Other
	Gains		Comprehensive
	on Securities		Gains
Balance at March 31, 2016	$	30,737	$	30,737
Unrealized gain		65,509		65,509
Net amount reclassified to net loss		—		—
Other comprehensive income		65,509		65,509
Balance at June 30, 2016	$	96,246	$	96,246

			Accumulated
	Unrealized Net		Other
	Gains (Losses)		Comprehensive
	on Securities		Gains (Losses)
Balance at March 31, 2017	$	(53,877)	$	(53,877)
Unrealized gain		19,014		19,014
Net amount reclassified to net loss		—		—
Other comprehensive income		19,014		19,014
Balance at June 30, 2017	$	(34,863)	$	(34,863)

			Accumulated
	Unrealized Net		Other
	Gains (Losses)		Comprehensive
	on Securities		Gains (Losses)
Balance at December 31, 2015	$	(79,399)	$	(79,399)
Unrealized gain		175,645		175,645
Net amount reclassified to net loss		—		—
Other comprehensive income		175,645		175,645
Balance at June 30, 2016	$	96,246	$	96,246

			Accumulated
	Unrealized Net		Other
	Gains (Losses)		Comprehensive
	on Securities		Gains (Losses)
Balance at December 31, 2016	$	(41,196)	$	(41,196)
Unrealized gain		6,333		6,333
Net amount reclassified to net loss		—		—
Other comprehensive income		6,333		6,333
Balance at June 30, 2017	$	(34,863)	$	(34,863)