Common Stock (Narrative) (Detail) - $ / shares shares in Thousands	Feb. 04, 2016	Dec. 28, 2015	Dec. 03, 2015	Oct. 02, 2015	Sep. 10, 2015	Mar. 25, 2016	Dec. 31, 2015	Jun. 30, 2015	May. 08, 2014
Dividends Payable [Line Items]
Common stock, shares authorized							75,000	40,000
Dividends declared, per share amount			$ 0.06		$ 0.06
Dividend paid, per share amount		$ 0.06		$ 0.06
Dividends declared, date of declaration			Dec. 03, 2015		Sep. 10, 2015
Dividends declared, date of record			Dec. 17, 2015		Sep. 21, 2015
Dividend paid, date			Dec. 28, 2015		Oct. 02, 2015
Subsequent Event
Dividends Payable [Line Items]
Dividends declared, per share amount	$ 0.06
Dividends to be paid, per share amount						$ 0.06
Dividends declared, date of declaration	Feb. 04, 2016
Dividends declared, date of distribution	Mar. 25, 2016
Dividends declared, date of record	Mar. 11, 2016
Stock repurchase program
Dividends Payable [Line Items]
Number of shares authorized to be repurchased									5,000