Share-Based Compensation and Employee Benefit Plans - Summary of Options Outstanding and Exercisable in Following Exercise Price Ranges (Details) - $ / shares	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Number Outstanding (in shares)	47,000	37,000	59,000	173,000
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	2 years 4 months 24 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 15.49	$ 15.20	$ 15.20	$ 12.67
Options Exercisable, Number Exercisable (in shares)	47,000
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 15.49
$14.08 - $14.08 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	14.08
Exercise Price, Upper Range Limit	$ 14.08
Options Outstanding, Number Outstanding (in shares)	1,000
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	8 months 12 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 14.08
Options Exercisable, Number Exercisable (in shares)	1,000
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 14.08
$15.20 - $15.20 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	15.20
Exercise Price, Upper Range Limit	$ 15.20
Options Outstanding, Number Outstanding (in shares)	35,000
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	3 years
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 15.20
Options Exercisable, Number Exercisable (in shares)	35,000
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 15.20
$15.61 - $18.22 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	15.61
Exercise Price, Upper Range Limit	$ 18.22
Options Outstanding, Number Outstanding (in shares)	9,000
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	6 months
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 16.37
Options Exercisable, Number Exercisable (in shares)	9,000
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 16.37
$18.79 - $18.79 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	18.79
Exercise Price, Upper Range Limit	$ 18.79
Options Outstanding, Number Outstanding (in shares)	1,000
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	1 year 2 months 12 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 18.79
Options Exercisable, Number Exercisable (in shares)	1,000
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 18.79
$14.08 - $18.79 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	14.08
Exercise Price, Upper Range Limit	$ 18.79
Options Outstanding, Number Outstanding (in shares)	47,000
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	2 years 4 months 24 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 15.49
Options Exercisable, Number Exercisable (in shares)	47,000
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 15.49