Share Repurchase Authorization - Textual (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Mar. 14, 2019	Oct. 31, 2018
Shares Repurchase Authorization [Line Items]
Shares of common stock repurchased	37,000	1,061,000
Share Repurchase Program October 2018 [Member]
Shares Repurchase Authorization [Line Items]
Stock repurchase, authorization termination date	Oct. 25, 2019
Share Repurchase Program March 2019 [Member]
Shares Repurchase Authorization [Line Items]
Shares of common stock repurchased	0
Maximum [Member] | Share Repurchase Program October 2018 [Member]
Shares Repurchase Authorization [Line Items]
Stock repurchase, authorized amount				$ 40,000,000
Maximum [Member] | Share Repurchase Program March 2019 [Member]
Shares Repurchase Authorization [Line Items]
Stock repurchase, authorized amount			$ 80,000,000