Share repurchase plan	9 Months Ended
Sep. 30, 2016
Stockholders Equity Note [Abstract]
Share Repurchase Plan	12. Share repurchase plan The Company’s Board of Directors authorized a share repurchase plan in the fourth quarter of 2015, authorizing the purchase of up to $75 million of the Company’s common stock through and including September 2017. Under the program, common share repurchases to date have consisted of open market transactions at prevailing market prices in accordance with the guidelines specified under Rule 10b-18 of the Exchange Act, though the Company may also make repurchases through block trades or privately negotiated transactions. Repurchases may be made from cash on hand, cash generated from operations, and/or borrowings under the Company’s secured revolving credit facility. The program does not obligate the Company to acquire any specific number of shares and may be discontinued at any time. During the quarter ended September 30, 2016, the Company repurchased 253,063 shares of common stock for $11.1 million with an average price per share of $43.90 which were all retired upon repurchase. As of September 30, 2016, there was $8.4 million remaining under this share repurchase authorization. From October 1, 2016, to October 28, 2016, the Company made additional repurchases of 211,671 shares for an amount equal to $8.4 million to complete the share repurchase plan.

12. Share repurchase plan

The Company’s Board of Directors authorized a share repurchase plan in the fourth quarter of 2015, authorizing the purchase of up to $75 million of the Company’s common stock through and including September 2017. Under the program, common share repurchases to date have consisted of open market transactions at prevailing market prices in accordance with the guidelines specified under Rule 10b-18 of the Exchange Act, though the Company may also make repurchases through block trades or privately negotiated transactions. Repurchases may be made from cash on hand, cash generated from operations, and/or borrowings under the Company’s secured revolving credit facility. The program does not obligate the Company to acquire any specific number of shares and may be discontinued at any time. During the quarter ended September 30, 2016, the Company repurchased 253,063 shares of common stock for $11.1 million with an average price per share of $43.90 which were all retired upon repurchase. As of September 30, 2016, there was $8.4 million remaining under this share repurchase authorization. From October 1, 2016, to October 28, 2016, the Company made additional repurchases of 211,671 shares for an amount equal to $8.4 million to complete the share repurchase plan.